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-rw-r--r--Documentation/filesystems/ext3.txt4
-rw-r--r--Documentation/filesystems/vfs.txt2
-rw-r--r--arch/alpha/include/asm/fcntl.h19
-rw-r--r--arch/blackfin/include/asm/fcntl.h2
-rw-r--r--arch/mips/include/asm/fcntl.h17
-rw-r--r--arch/mips/kernel/kspd.c1
-rw-r--r--arch/mips/loongson/common/mem.c2
-rw-r--r--arch/mips/mm/cache.c2
-rw-r--r--arch/parisc/include/asm/fcntl.h5
-rw-r--r--arch/sparc/include/asm/fcntl.h19
-rw-r--r--arch/x86/mm/pat.c3
-rw-r--r--drivers/char/mem.c6
-rw-r--r--drivers/usb/gadget/file_storage.c2
-rw-r--r--fs/afs/write.c8
-rw-r--r--fs/btrfs/file.c4
-rw-r--r--fs/cifs/dir.c3
-rw-r--r--fs/cifs/file.c6
-rw-r--r--fs/ext2/dir.c4
-rw-r--r--fs/ext2/ext2.h2
-rw-r--r--fs/ext2/inode.c6
-rw-r--r--fs/ext2/super.c184
-rw-r--r--fs/ext2/xip.c5
-rw-r--r--fs/ext3/inode.c18
-rw-r--r--fs/ext3/resize.c2
-rw-r--r--fs/ext3/super.c468
-rw-r--r--fs/ext3/xattr.c7
-rw-r--r--fs/ext4/super.c30
-rw-r--r--fs/isofs/compress.c533
-rw-r--r--fs/isofs/rock.c3
-rw-r--r--fs/jbd2/commit.c2
-rw-r--r--fs/namei.c9
-rw-r--r--fs/nfs/file.c4
-rw-r--r--fs/nfs/write.c2
-rw-r--r--fs/ocfs2/file.c2
-rw-r--r--fs/ocfs2/quota.h4
-rw-r--r--fs/ocfs2/quota_local.c2
-rw-r--r--fs/quota/Kconfig8
-rw-r--r--fs/quota/dquot.c2
-rw-r--r--fs/quota/quota_v1.c2
-rw-r--r--fs/quota/quota_v2.c167
-rw-r--r--fs/quota/quotaio_v2.h19
-rw-r--r--fs/sync.c13
-rw-r--r--fs/xfs/linux-2.6/xfs_lrw.c2
-rw-r--r--include/asm-generic/fcntl.h25
-rw-r--r--include/linux/ext2_fs.h16
-rw-r--r--include/linux/ext3_fs.h2
-rw-r--r--include/linux/fs.h2
-rw-r--r--include/linux/quota.h6
-rw-r--r--mm/filemap.c49
-rw-r--r--sound/core/rawmidi.c2
50 files changed, 1000 insertions, 707 deletions
diff --git a/Documentation/filesystems/ext3.txt b/Documentation/filesystems/ext3.txt
index 05d5cf1d743f..867c5b50cb42 100644
--- a/Documentation/filesystems/ext3.txt
+++ b/Documentation/filesystems/ext3.txt
@@ -32,8 +32,8 @@ journal_dev=devnum When the external journal device's major/minor numbers
32 identified through its new major/minor numbers encoded 32 identified through its new major/minor numbers encoded
33 in devnum. 33 in devnum.
34 34
35noload Don't load the journal on mounting. Note that this forces 35norecovery Don't load the journal on mounting. Note that this forces
36 mount of inconsistent filesystem, which can lead to 36noload mount of inconsistent filesystem, which can lead to
37 various problems. 37 various problems.
38 38
39data=journal All data are committed into the journal prior to being 39data=journal All data are committed into the journal prior to being
diff --git a/Documentation/filesystems/vfs.txt b/Documentation/filesystems/vfs.txt
index 623f094c9d8d..3de2f32edd90 100644
--- a/Documentation/filesystems/vfs.txt
+++ b/Documentation/filesystems/vfs.txt
@@ -472,7 +472,7 @@ __sync_single_inode) to check if ->writepages has been successful in
472writing out the whole address_space. 472writing out the whole address_space.
473 473
474The Writeback tag is used by filemap*wait* and sync_page* functions, 474The Writeback tag is used by filemap*wait* and sync_page* functions,
475via wait_on_page_writeback_range, to wait for all writeback to 475via filemap_fdatawait_range, to wait for all writeback to
476complete. While waiting ->sync_page (if defined) will be called on 476complete. While waiting ->sync_page (if defined) will be called on
477each page that is found to require writeback. 477each page that is found to require writeback.
478 478
diff --git a/arch/alpha/include/asm/fcntl.h b/arch/alpha/include/asm/fcntl.h
index 25da0017ec87..21b1117a0c61 100644
--- a/arch/alpha/include/asm/fcntl.h
+++ b/arch/alpha/include/asm/fcntl.h
@@ -1,8 +1,6 @@
1#ifndef _ALPHA_FCNTL_H 1#ifndef _ALPHA_FCNTL_H
2#define _ALPHA_FCNTL_H 2#define _ALPHA_FCNTL_H
3 3
4/* open/fcntl - O_SYNC is only implemented on blocks devices and on files
5 located on an ext2 file system */
6#define O_CREAT 01000 /* not fcntl */ 4#define O_CREAT 01000 /* not fcntl */
7#define O_TRUNC 02000 /* not fcntl */ 5#define O_TRUNC 02000 /* not fcntl */
8#define O_EXCL 04000 /* not fcntl */ 6#define O_EXCL 04000 /* not fcntl */
@@ -10,13 +8,28 @@
10 8
11#define O_NONBLOCK 00004 9#define O_NONBLOCK 00004
12#define O_APPEND 00010 10#define O_APPEND 00010
13#define O_SYNC 040000 11#define O_DSYNC 040000 /* used to be O_SYNC, see below */
14#define O_DIRECTORY 0100000 /* must be a directory */ 12#define O_DIRECTORY 0100000 /* must be a directory */
15#define O_NOFOLLOW 0200000 /* don't follow links */ 13#define O_NOFOLLOW 0200000 /* don't follow links */
16#define O_LARGEFILE 0400000 /* will be set by the kernel on every open */ 14#define O_LARGEFILE 0400000 /* will be set by the kernel on every open */
17#define O_DIRECT 02000000 /* direct disk access - should check with OSF/1 */ 15#define O_DIRECT 02000000 /* direct disk access - should check with OSF/1 */
18#define O_NOATIME 04000000 16#define O_NOATIME 04000000
19#define O_CLOEXEC 010000000 /* set close_on_exec */ 17#define O_CLOEXEC 010000000 /* set close_on_exec */
18/*
19 * Before Linux 2.6.32 only O_DSYNC semantics were implemented, but using
20 * the O_SYNC flag. We continue to use the existing numerical value
21 * for O_DSYNC semantics now, but using the correct symbolic name for it.
22 * This new value is used to request true Posix O_SYNC semantics. It is
23 * defined in this strange way to make sure applications compiled against
24 * new headers get at least O_DSYNC semantics on older kernels.
25 *
26 * This has the nice side-effect that we can simply test for O_DSYNC
27 * wherever we do not care if O_DSYNC or O_SYNC is used.
28 *
29 * Note: __O_SYNC must never be used directly.
30 */
31#define __O_SYNC 020000000
32#define O_SYNC (__O_SYNC|O_DSYNC)
20 33
21#define F_GETLK 7 34#define F_GETLK 7
22#define F_SETLK 8 35#define F_SETLK 8
diff --git a/arch/blackfin/include/asm/fcntl.h b/arch/blackfin/include/asm/fcntl.h
index 8727b2b382f1..251c911d59c1 100644
--- a/arch/blackfin/include/asm/fcntl.h
+++ b/arch/blackfin/include/asm/fcntl.h
@@ -7,8 +7,6 @@
7#ifndef _BFIN_FCNTL_H 7#ifndef _BFIN_FCNTL_H
8#define _BFIN_FCNTL_H 8#define _BFIN_FCNTL_H
9 9
10/* open/fcntl - O_SYNC is only implemented on blocks devices and on files
11 located on an ext2 file system */
12#define O_DIRECTORY 040000 /* must be a directory */ 10#define O_DIRECTORY 040000 /* must be a directory */
13#define O_NOFOLLOW 0100000 /* don't follow links */ 11#define O_NOFOLLOW 0100000 /* don't follow links */
14#define O_DIRECT 0200000 /* direct disk access hint - currently ignored */ 12#define O_DIRECT 0200000 /* direct disk access hint - currently ignored */
diff --git a/arch/mips/include/asm/fcntl.h b/arch/mips/include/asm/fcntl.h
index 2a52333a062d..7c6681aa2ab8 100644
--- a/arch/mips/include/asm/fcntl.h
+++ b/arch/mips/include/asm/fcntl.h
@@ -10,7 +10,7 @@
10 10
11 11
12#define O_APPEND 0x0008 12#define O_APPEND 0x0008
13#define O_SYNC 0x0010 13#define O_DSYNC 0x0010 /* used to be O_SYNC, see below */
14#define O_NONBLOCK 0x0080 14#define O_NONBLOCK 0x0080
15#define O_CREAT 0x0100 /* not fcntl */ 15#define O_CREAT 0x0100 /* not fcntl */
16#define O_TRUNC 0x0200 /* not fcntl */ 16#define O_TRUNC 0x0200 /* not fcntl */
@@ -18,6 +18,21 @@
18#define O_NOCTTY 0x0800 /* not fcntl */ 18#define O_NOCTTY 0x0800 /* not fcntl */
19#define FASYNC 0x1000 /* fcntl, for BSD compatibility */ 19#define FASYNC 0x1000 /* fcntl, for BSD compatibility */
20#define O_LARGEFILE 0x2000 /* allow large file opens */ 20#define O_LARGEFILE 0x2000 /* allow large file opens */
21/*
22 * Before Linux 2.6.32 only O_DSYNC semantics were implemented, but using
23 * the O_SYNC flag. We continue to use the existing numerical value
24 * for O_DSYNC semantics now, but using the correct symbolic name for it.
25 * This new value is used to request true Posix O_SYNC semantics. It is
26 * defined in this strange way to make sure applications compiled against
27 * new headers get at least O_DSYNC semantics on older kernels.
28 *
29 * This has the nice side-effect that we can simply test for O_DSYNC
30 * wherever we do not care if O_DSYNC or O_SYNC is used.
31 *
32 * Note: __O_SYNC must never be used directly.
33 */
34#define __O_SYNC 0x4000
35#define O_SYNC (__O_SYNC|O_DSYNC)
21#define O_DIRECT 0x8000 /* direct disk access hint */ 36#define O_DIRECT 0x8000 /* direct disk access hint */
22 37
23#define F_GETLK 14 38#define F_GETLK 14
diff --git a/arch/mips/kernel/kspd.c b/arch/mips/kernel/kspd.c
index ad4e017ed2f3..80e2ba694bab 100644
--- a/arch/mips/kernel/kspd.c
+++ b/arch/mips/kernel/kspd.c
@@ -82,6 +82,7 @@ static int sp_stopping;
82#define MTSP_O_SHLOCK 0x0010 82#define MTSP_O_SHLOCK 0x0010
83#define MTSP_O_EXLOCK 0x0020 83#define MTSP_O_EXLOCK 0x0020
84#define MTSP_O_ASYNC 0x0040 84#define MTSP_O_ASYNC 0x0040
85/* XXX: check which of these is actually O_SYNC vs O_DSYNC */
85#define MTSP_O_FSYNC O_SYNC 86#define MTSP_O_FSYNC O_SYNC
86#define MTSP_O_NOFOLLOW 0x0100 87#define MTSP_O_NOFOLLOW 0x0100
87#define MTSP_O_SYNC 0x0080 88#define MTSP_O_SYNC 0x0080
diff --git a/arch/mips/loongson/common/mem.c b/arch/mips/loongson/common/mem.c
index 7c92f79b6480..e94ef158f980 100644
--- a/arch/mips/loongson/common/mem.c
+++ b/arch/mips/loongson/common/mem.c
@@ -26,7 +26,7 @@ void __init prom_init_memory(void)
26/* override of arch/mips/mm/cache.c: __uncached_access */ 26/* override of arch/mips/mm/cache.c: __uncached_access */
27int __uncached_access(struct file *file, unsigned long addr) 27int __uncached_access(struct file *file, unsigned long addr)
28{ 28{
29 if (file->f_flags & O_SYNC) 29 if (file->f_flags & O_DSYNC)
30 return 1; 30 return 1;
31 31
32 return addr >= __pa(high_memory) || 32 return addr >= __pa(high_memory) ||
diff --git a/arch/mips/mm/cache.c b/arch/mips/mm/cache.c
index 694d51f523d1..102b2dfa542a 100644
--- a/arch/mips/mm/cache.c
+++ b/arch/mips/mm/cache.c
@@ -194,7 +194,7 @@ void __devinit cpu_cache_init(void)
194 194
195int __weak __uncached_access(struct file *file, unsigned long addr) 195int __weak __uncached_access(struct file *file, unsigned long addr)
196{ 196{
197 if (file->f_flags & O_SYNC) 197 if (file->f_flags & O_DSYNC)
198 return 1; 198 return 1;
199 199
200 return addr >= __pa(high_memory); 200 return addr >= __pa(high_memory);
diff --git a/arch/parisc/include/asm/fcntl.h b/arch/parisc/include/asm/fcntl.h
index 1e1c824764ee..f357fc693c89 100644
--- a/arch/parisc/include/asm/fcntl.h
+++ b/arch/parisc/include/asm/fcntl.h
@@ -1,14 +1,13 @@
1#ifndef _PARISC_FCNTL_H 1#ifndef _PARISC_FCNTL_H
2#define _PARISC_FCNTL_H 2#define _PARISC_FCNTL_H
3 3
4/* open/fcntl - O_SYNC is only implemented on blocks devices and on files
5 located on an ext2 file system */
6#define O_APPEND 000000010 4#define O_APPEND 000000010
7#define O_BLKSEEK 000000100 /* HPUX only */ 5#define O_BLKSEEK 000000100 /* HPUX only */
8#define O_CREAT 000000400 /* not fcntl */ 6#define O_CREAT 000000400 /* not fcntl */
9#define O_EXCL 000002000 /* not fcntl */ 7#define O_EXCL 000002000 /* not fcntl */
10#define O_LARGEFILE 000004000 8#define O_LARGEFILE 000004000
11#define O_SYNC 000100000 9#define __O_SYNC 000100000
10#define O_SYNC (__O_SYNC|O_DSYNC)
12#define O_NONBLOCK 000200004 /* HPUX has separate NDELAY & NONBLOCK */ 11#define O_NONBLOCK 000200004 /* HPUX has separate NDELAY & NONBLOCK */
13#define O_NOCTTY 000400000 /* not fcntl */ 12#define O_NOCTTY 000400000 /* not fcntl */
14#define O_DSYNC 001000000 /* HPUX only */ 13#define O_DSYNC 001000000 /* HPUX only */
diff --git a/arch/sparc/include/asm/fcntl.h b/arch/sparc/include/asm/fcntl.h
index d4d9c9d852c3..3b9cfb39175e 100644
--- a/arch/sparc/include/asm/fcntl.h
+++ b/arch/sparc/include/asm/fcntl.h
@@ -1,14 +1,12 @@
1#ifndef _SPARC_FCNTL_H 1#ifndef _SPARC_FCNTL_H
2#define _SPARC_FCNTL_H 2#define _SPARC_FCNTL_H
3 3
4/* open/fcntl - O_SYNC is only implemented on blocks devices and on files
5 located on an ext2 file system */
6#define O_APPEND 0x0008 4#define O_APPEND 0x0008
7#define FASYNC 0x0040 /* fcntl, for BSD compatibility */ 5#define FASYNC 0x0040 /* fcntl, for BSD compatibility */
8#define O_CREAT 0x0200 /* not fcntl */ 6#define O_CREAT 0x0200 /* not fcntl */
9#define O_TRUNC 0x0400 /* not fcntl */ 7#define O_TRUNC 0x0400 /* not fcntl */
10#define O_EXCL 0x0800 /* not fcntl */ 8#define O_EXCL 0x0800 /* not fcntl */
11#define O_SYNC 0x2000 9#define O_DSYNC 0x2000 /* used to be O_SYNC, see below */
12#define O_NONBLOCK 0x4000 10#define O_NONBLOCK 0x4000
13#if defined(__sparc__) && defined(__arch64__) 11#if defined(__sparc__) && defined(__arch64__)
14#define O_NDELAY 0x0004 12#define O_NDELAY 0x0004
@@ -20,6 +18,21 @@
20#define O_DIRECT 0x100000 /* direct disk access hint */ 18#define O_DIRECT 0x100000 /* direct disk access hint */
21#define O_NOATIME 0x200000 19#define O_NOATIME 0x200000
22#define O_CLOEXEC 0x400000 20#define O_CLOEXEC 0x400000
21/*
22 * Before Linux 2.6.32 only O_DSYNC semantics were implemented, but using
23 * the O_SYNC flag. We continue to use the existing numerical value
24 * for O_DSYNC semantics now, but using the correct symbolic name for it.
25 * This new value is used to request true Posix O_SYNC semantics. It is
26 * defined in this strange way to make sure applications compiled against
27 * new headers get at least O_DSYNC semantics on older kernels.
28 *
29 * This has the nice side-effect that we can simply test for O_DSYNC
30 * wherever we do not care if O_DSYNC or O_SYNC is used.
31 *
32 * Note: __O_SYNC must never be used directly.
33 */
34#define __O_SYNC 0x800000
35#define O_SYNC (__O_SYNC|O_DSYNC)
23 36
24#define F_GETOWN 5 /* for sockets. */ 37#define F_GETOWN 5 /* for sockets. */
25#define F_SETOWN 6 /* for sockets. */ 38#define F_SETOWN 6 /* for sockets. */
diff --git a/arch/x86/mm/pat.c b/arch/x86/mm/pat.c
index 66b55d6e69ed..ae9648eb1c7f 100644
--- a/arch/x86/mm/pat.c
+++ b/arch/x86/mm/pat.c
@@ -704,9 +704,8 @@ int phys_mem_access_prot_allowed(struct file *file, unsigned long pfn,
704 if (!range_is_allowed(pfn, size)) 704 if (!range_is_allowed(pfn, size))
705 return 0; 705 return 0;
706 706
707 if (file->f_flags & O_SYNC) { 707 if (file->f_flags & O_DSYNC)
708 flags = _PAGE_CACHE_UC_MINUS; 708 flags = _PAGE_CACHE_UC_MINUS;
709 }
710 709
711#ifdef CONFIG_X86_32 710#ifdef CONFIG_X86_32
712 /* 711 /*
diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index 30eff80fed6f..fba76fb55abf 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -43,7 +43,7 @@ static inline int uncached_access(struct file *file, unsigned long addr)
43{ 43{
44#if defined(CONFIG_IA64) 44#if defined(CONFIG_IA64)
45 /* 45 /*
46 * On ia64, we ignore O_SYNC because we cannot tolerate memory attribute aliases. 46 * On ia64, we ignore O_DSYNC because we cannot tolerate memory attribute aliases.
47 */ 47 */
48 return !(efi_mem_attributes(addr) & EFI_MEMORY_WB); 48 return !(efi_mem_attributes(addr) & EFI_MEMORY_WB);
49#elif defined(CONFIG_MIPS) 49#elif defined(CONFIG_MIPS)
@@ -56,9 +56,9 @@ static inline int uncached_access(struct file *file, unsigned long addr)
56#else 56#else
57 /* 57 /*
58 * Accessing memory above the top the kernel knows about or through a file pointer 58 * Accessing memory above the top the kernel knows about or through a file pointer
59 * that was marked O_SYNC will be done non-cached. 59 * that was marked O_DSYNC will be done non-cached.
60 */ 60 */
61 if (file->f_flags & O_SYNC) 61 if (file->f_flags & O_DSYNC)
62 return 1; 62 return 1;
63 return addr >= __pa(high_memory); 63 return addr >= __pa(high_memory);
64#endif 64#endif
diff --git a/drivers/usb/gadget/file_storage.c b/drivers/usb/gadget/file_storage.c
index fca3407e48f2..29dfb0277ffb 100644
--- a/drivers/usb/gadget/file_storage.c
+++ b/drivers/usb/gadget/file_storage.c
@@ -1274,7 +1274,7 @@ static int do_write(struct fsg_dev *fsg)
1274 } 1274 }
1275 if (fsg->cmnd[1] & 0x08) { // FUA 1275 if (fsg->cmnd[1] & 0x08) { // FUA
1276 spin_lock(&curlun->filp->f_lock); 1276 spin_lock(&curlun->filp->f_lock);
1277 curlun->filp->f_flags |= O_SYNC; 1277 curlun->filp->f_flags |= O_DSYNC;
1278 spin_unlock(&curlun->filp->f_lock); 1278 spin_unlock(&curlun->filp->f_lock);
1279 } 1279 }
1280 } 1280 }
diff --git a/fs/afs/write.c b/fs/afs/write.c
index c63a3c8beb73..5e15a21dbf9f 100644
--- a/fs/afs/write.c
+++ b/fs/afs/write.c
@@ -671,7 +671,6 @@ ssize_t afs_file_write(struct kiocb *iocb, const struct iovec *iov,
671 struct afs_vnode *vnode = AFS_FS_I(dentry->d_inode); 671 struct afs_vnode *vnode = AFS_FS_I(dentry->d_inode);
672 ssize_t result; 672 ssize_t result;
673 size_t count = iov_length(iov, nr_segs); 673 size_t count = iov_length(iov, nr_segs);
674 int ret;
675 674
676 _enter("{%x.%u},{%zu},%lu,", 675 _enter("{%x.%u},{%zu},%lu,",
677 vnode->fid.vid, vnode->fid.vnode, count, nr_segs); 676 vnode->fid.vid, vnode->fid.vnode, count, nr_segs);
@@ -691,13 +690,6 @@ ssize_t afs_file_write(struct kiocb *iocb, const struct iovec *iov,
691 return result; 690 return result;
692 } 691 }
693 692
694 /* return error values for O_SYNC and IS_SYNC() */
695 if (IS_SYNC(&vnode->vfs_inode) || iocb->ki_filp->f_flags & O_SYNC) {
696 ret = afs_fsync(iocb->ki_filp, dentry, 1);
697 if (ret < 0)
698 result = ret;
699 }
700
701 _leave(" = %zd", result); 693 _leave(" = %zd", result);
702 return result; 694 return result;
703} 695}
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 06550affbd27..77f759302e12 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -909,7 +909,7 @@ static ssize_t btrfs_file_write(struct file *file, const char __user *buf,
909 unsigned long last_index; 909 unsigned long last_index;
910 int will_write; 910 int will_write;
911 911
912 will_write = ((file->f_flags & O_SYNC) || IS_SYNC(inode) || 912 will_write = ((file->f_flags & O_DSYNC) || IS_SYNC(inode) ||
913 (file->f_flags & O_DIRECT)); 913 (file->f_flags & O_DIRECT));
914 914
915 nrptrs = min((count + PAGE_CACHE_SIZE - 1) / PAGE_CACHE_SIZE, 915 nrptrs = min((count + PAGE_CACHE_SIZE - 1) / PAGE_CACHE_SIZE,
@@ -1076,7 +1076,7 @@ out_nolock:
1076 if (err) 1076 if (err)
1077 num_written = err; 1077 num_written = err;
1078 1078
1079 if ((file->f_flags & O_SYNC) || IS_SYNC(inode)) { 1079 if ((file->f_flags & O_DSYNC) || IS_SYNC(inode)) {
1080 trans = btrfs_start_transaction(root, 1); 1080 trans = btrfs_start_transaction(root, 1);
1081 ret = btrfs_log_dentry_safe(trans, root, 1081 ret = btrfs_log_dentry_safe(trans, root,
1082 file->f_dentry); 1082 file->f_dentry);
diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index 1f42f772865a..6ccf7262d1b7 100644
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -214,7 +214,8 @@ int cifs_posix_open(char *full_path, struct inode **pinode,
214 posix_flags |= SMB_O_EXCL; 214 posix_flags |= SMB_O_EXCL;
215 if (oflags & O_TRUNC) 215 if (oflags & O_TRUNC)
216 posix_flags |= SMB_O_TRUNC; 216 posix_flags |= SMB_O_TRUNC;
217 if (oflags & O_SYNC) 217 /* be safe and imply O_SYNC for O_DSYNC */
218 if (oflags & O_DSYNC)
218 posix_flags |= SMB_O_SYNC; 219 posix_flags |= SMB_O_SYNC;
219 if (oflags & O_DIRECTORY) 220 if (oflags & O_DIRECTORY)
220 posix_flags |= SMB_O_DIRECTORY; 221 posix_flags |= SMB_O_DIRECTORY;
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 429337eb7afe..057e1dae12ab 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -76,8 +76,10 @@ static inline fmode_t cifs_posix_convert_flags(unsigned int flags)
76 reopening a file. They had their effect on the original open */ 76 reopening a file. They had their effect on the original open */
77 if (flags & O_APPEND) 77 if (flags & O_APPEND)
78 posix_flags |= (fmode_t)O_APPEND; 78 posix_flags |= (fmode_t)O_APPEND;
79 if (flags & O_SYNC) 79 if (flags & O_DSYNC)
80 posix_flags |= (fmode_t)O_SYNC; 80 posix_flags |= (fmode_t)O_DSYNC;
81 if (flags & __O_SYNC)
82 posix_flags |= (fmode_t)__O_SYNC;
81 if (flags & O_DIRECTORY) 83 if (flags & O_DIRECTORY)
82 posix_flags |= (fmode_t)O_DIRECTORY; 84 posix_flags |= (fmode_t)O_DIRECTORY;
83 if (flags & O_NOFOLLOW) 85 if (flags & O_NOFOLLOW)
diff --git a/fs/ext2/dir.c b/fs/ext2/dir.c
index 6cde970b0a1a..fc2bd05d3559 100644
--- a/fs/ext2/dir.c
+++ b/fs/ext2/dir.c
@@ -353,8 +353,8 @@ ext2_readdir (struct file * filp, void * dirent, filldir_t filldir)
353 * ext2_find_entry() 353 * ext2_find_entry()
354 * 354 *
355 * finds an entry in the specified directory with the wanted name. It 355 * finds an entry in the specified directory with the wanted name. It
356 * returns the page in which the entry was found, and the entry itself 356 * returns the page in which the entry was found (as a parameter - res_page),
357 * (as a parameter - res_dir). Page is returned mapped and unlocked. 357 * and the entry itself. Page is returned mapped and unlocked.
358 * Entry is guaranteed to be valid. 358 * Entry is guaranteed to be valid.
359 */ 359 */
360struct ext2_dir_entry_2 *ext2_find_entry (struct inode * dir, 360struct ext2_dir_entry_2 *ext2_find_entry (struct inode * dir,
diff --git a/fs/ext2/ext2.h b/fs/ext2/ext2.h
index 9a8a8e27a063..da318b0fa637 100644
--- a/fs/ext2/ext2.h
+++ b/fs/ext2/ext2.h
@@ -142,7 +142,7 @@ struct dentry *ext2_get_parent(struct dentry *child);
142/* super.c */ 142/* super.c */
143extern void ext2_error (struct super_block *, const char *, const char *, ...) 143extern void ext2_error (struct super_block *, const char *, const char *, ...)
144 __attribute__ ((format (printf, 3, 4))); 144 __attribute__ ((format (printf, 3, 4)));
145extern void ext2_warning (struct super_block *, const char *, const char *, ...) 145extern void ext2_msg(struct super_block *, const char *, const char *, ...)
146 __attribute__ ((format (printf, 3, 4))); 146 __attribute__ ((format (printf, 3, 4)));
147extern void ext2_update_dynamic_rev (struct super_block *sb); 147extern void ext2_update_dynamic_rev (struct super_block *sb);
148extern void ext2_write_super (struct super_block *); 148extern void ext2_write_super (struct super_block *);
diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index ade634076d0a..71b032c65a02 100644
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -137,7 +137,8 @@ static int ext2_block_to_path(struct inode *inode,
137 int final = 0; 137 int final = 0;
138 138
139 if (i_block < 0) { 139 if (i_block < 0) {
140 ext2_warning (inode->i_sb, "ext2_block_to_path", "block < 0"); 140 ext2_msg(inode->i_sb, KERN_WARNING,
141 "warning: %s: block < 0", __func__);
141 } else if (i_block < direct_blocks) { 142 } else if (i_block < direct_blocks) {
142 offsets[n++] = i_block; 143 offsets[n++] = i_block;
143 final = direct_blocks; 144 final = direct_blocks;
@@ -157,7 +158,8 @@ static int ext2_block_to_path(struct inode *inode,
157 offsets[n++] = i_block & (ptrs - 1); 158 offsets[n++] = i_block & (ptrs - 1);
158 final = ptrs; 159 final = ptrs;
159 } else { 160 } else {
160 ext2_warning (inode->i_sb, "ext2_block_to_path", "block > big"); 161 ext2_msg(inode->i_sb, KERN_WARNING,
162 "warning: %s: block is too big", __func__);
161 } 163 }
162 if (boundary) 164 if (boundary)
163 *boundary = final - 1 - (i_block & (ptrs - 1)); 165 *boundary = final - 1 - (i_block & (ptrs - 1));
diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index 1a9ffee47d56..1388802b7803 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -58,27 +58,27 @@ void ext2_error (struct super_block * sb, const char * function,
58 } 58 }
59 59
60 va_start(args, fmt); 60 va_start(args, fmt);
61 printk(KERN_CRIT "EXT2-fs error (device %s): %s: ",sb->s_id, function); 61 printk(KERN_CRIT "EXT2-fs (%s): error: %s: ", sb->s_id, function);
62 vprintk(fmt, args); 62 vprintk(fmt, args);
63 printk("\n"); 63 printk("\n");
64 va_end(args); 64 va_end(args);
65 65
66 if (test_opt(sb, ERRORS_PANIC)) 66 if (test_opt(sb, ERRORS_PANIC))
67 panic("EXT2-fs panic from previous error\n"); 67 panic("EXT2-fs: panic from previous error\n");
68 if (test_opt(sb, ERRORS_RO)) { 68 if (test_opt(sb, ERRORS_RO)) {
69 printk("Remounting filesystem read-only\n"); 69 ext2_msg(sb, KERN_CRIT,
70 "error: remounting filesystem read-only");
70 sb->s_flags |= MS_RDONLY; 71 sb->s_flags |= MS_RDONLY;
71 } 72 }
72} 73}
73 74
74void ext2_warning (struct super_block * sb, const char * function, 75void ext2_msg(struct super_block *sb, const char *prefix,
75 const char * fmt, ...) 76 const char *fmt, ...)
76{ 77{
77 va_list args; 78 va_list args;
78 79
79 va_start(args, fmt); 80 va_start(args, fmt);
80 printk(KERN_WARNING "EXT2-fs warning (device %s): %s: ", 81 printk("%sEXT2-fs (%s): ", prefix, sb->s_id);
81 sb->s_id, function);
82 vprintk(fmt, args); 82 vprintk(fmt, args);
83 printk("\n"); 83 printk("\n");
84 va_end(args); 84 va_end(args);
@@ -91,9 +91,9 @@ void ext2_update_dynamic_rev(struct super_block *sb)
91 if (le32_to_cpu(es->s_rev_level) > EXT2_GOOD_OLD_REV) 91 if (le32_to_cpu(es->s_rev_level) > EXT2_GOOD_OLD_REV)
92 return; 92 return;
93 93
94 ext2_warning(sb, __func__, 94 ext2_msg(sb, KERN_WARNING,
95 "updating to rev %d because of new feature flag, " 95 "warning: updating to rev %d because of "
96 "running e2fsck is recommended", 96 "new feature flag, running e2fsck is recommended",
97 EXT2_DYNAMIC_REV); 97 EXT2_DYNAMIC_REV);
98 98
99 es->s_first_ino = cpu_to_le32(EXT2_GOOD_OLD_FIRST_INO); 99 es->s_first_ino = cpu_to_le32(EXT2_GOOD_OLD_FIRST_INO);
@@ -419,10 +419,10 @@ static const match_table_t tokens = {
419 {Opt_err, NULL} 419 {Opt_err, NULL}
420}; 420};
421 421
422static int parse_options (char * options, 422static int parse_options(char *options, struct super_block *sb)
423 struct ext2_sb_info *sbi)
424{ 423{
425 char * p; 424 char *p;
425 struct ext2_sb_info *sbi = EXT2_SB(sb);
426 substring_t args[MAX_OPT_ARGS]; 426 substring_t args[MAX_OPT_ARGS];
427 int option; 427 int option;
428 428
@@ -505,7 +505,8 @@ static int parse_options (char * options,
505#else 505#else
506 case Opt_user_xattr: 506 case Opt_user_xattr:
507 case Opt_nouser_xattr: 507 case Opt_nouser_xattr:
508 printk("EXT2 (no)user_xattr options not supported\n"); 508 ext2_msg(sb, KERN_INFO, "(no)user_xattr options"
509 "not supported");
509 break; 510 break;
510#endif 511#endif
511#ifdef CONFIG_EXT2_FS_POSIX_ACL 512#ifdef CONFIG_EXT2_FS_POSIX_ACL
@@ -518,14 +519,15 @@ static int parse_options (char * options,
518#else 519#else
519 case Opt_acl: 520 case Opt_acl:
520 case Opt_noacl: 521 case Opt_noacl:
521 printk("EXT2 (no)acl options not supported\n"); 522 ext2_msg(sb, KERN_INFO,
523 "(no)acl options not supported");
522 break; 524 break;
523#endif 525#endif
524 case Opt_xip: 526 case Opt_xip:
525#ifdef CONFIG_EXT2_FS_XIP 527#ifdef CONFIG_EXT2_FS_XIP
526 set_opt (sbi->s_mount_opt, XIP); 528 set_opt (sbi->s_mount_opt, XIP);
527#else 529#else
528 printk("EXT2 xip option not supported\n"); 530 ext2_msg(sb, KERN_INFO, "xip option not supported");
529#endif 531#endif
530 break; 532 break;
531 533
@@ -542,19 +544,18 @@ static int parse_options (char * options,
542 case Opt_quota: 544 case Opt_quota:
543 case Opt_usrquota: 545 case Opt_usrquota:
544 case Opt_grpquota: 546 case Opt_grpquota:
545 printk(KERN_ERR 547 ext2_msg(sb, KERN_INFO,
546 "EXT2-fs: quota operations not supported.\n"); 548 "quota operations not supported");
547
548 break; 549 break;
549#endif 550#endif
550 551
551 case Opt_reservation: 552 case Opt_reservation:
552 set_opt(sbi->s_mount_opt, RESERVATION); 553 set_opt(sbi->s_mount_opt, RESERVATION);
553 printk("reservations ON\n"); 554 ext2_msg(sb, KERN_INFO, "reservations ON");
554 break; 555 break;
555 case Opt_noreservation: 556 case Opt_noreservation:
556 clear_opt(sbi->s_mount_opt, RESERVATION); 557 clear_opt(sbi->s_mount_opt, RESERVATION);
557 printk("reservations OFF\n"); 558 ext2_msg(sb, KERN_INFO, "reservations OFF");
558 break; 559 break;
559 case Opt_ignore: 560 case Opt_ignore:
560 break; 561 break;
@@ -573,34 +574,40 @@ static int ext2_setup_super (struct super_block * sb,
573 struct ext2_sb_info *sbi = EXT2_SB(sb); 574 struct ext2_sb_info *sbi = EXT2_SB(sb);
574 575
575 if (le32_to_cpu(es->s_rev_level) > EXT2_MAX_SUPP_REV) { 576 if (le32_to_cpu(es->s_rev_level) > EXT2_MAX_SUPP_REV) {
576 printk ("EXT2-fs warning: revision level too high, " 577 ext2_msg(sb, KERN_ERR,
577 "forcing read-only mode\n"); 578 "error: revision level too high, "
579 "forcing read-only mode");
578 res = MS_RDONLY; 580 res = MS_RDONLY;
579 } 581 }
580 if (read_only) 582 if (read_only)
581 return res; 583 return res;
582 if (!(sbi->s_mount_state & EXT2_VALID_FS)) 584 if (!(sbi->s_mount_state & EXT2_VALID_FS))
583 printk ("EXT2-fs warning: mounting unchecked fs, " 585 ext2_msg(sb, KERN_WARNING,
584 "running e2fsck is recommended\n"); 586 "warning: mounting unchecked fs, "
587 "running e2fsck is recommended");
585 else if ((sbi->s_mount_state & EXT2_ERROR_FS)) 588 else if ((sbi->s_mount_state & EXT2_ERROR_FS))
586 printk ("EXT2-fs warning: mounting fs with errors, " 589 ext2_msg(sb, KERN_WARNING,
587 "running e2fsck is recommended\n"); 590 "warning: mounting fs with errors, "
591 "running e2fsck is recommended");
588 else if ((__s16) le16_to_cpu(es->s_max_mnt_count) >= 0 && 592 else if ((__s16) le16_to_cpu(es->s_max_mnt_count) >= 0 &&
589 le16_to_cpu(es->s_mnt_count) >= 593 le16_to_cpu(es->s_mnt_count) >=
590 (unsigned short) (__s16) le16_to_cpu(es->s_max_mnt_count)) 594 (unsigned short) (__s16) le16_to_cpu(es->s_max_mnt_count))
591 printk ("EXT2-fs warning: maximal mount count reached, " 595 ext2_msg(sb, KERN_WARNING,
592 "running e2fsck is recommended\n"); 596 "warning: maximal mount count reached, "
597 "running e2fsck is recommended");
593 else if (le32_to_cpu(es->s_checkinterval) && 598 else if (le32_to_cpu(es->s_checkinterval) &&
594 (le32_to_cpu(es->s_lastcheck) + le32_to_cpu(es->s_checkinterval) <= get_seconds())) 599 (le32_to_cpu(es->s_lastcheck) +
595 printk ("EXT2-fs warning: checktime reached, " 600 le32_to_cpu(es->s_checkinterval) <= get_seconds()))
596 "running e2fsck is recommended\n"); 601 ext2_msg(sb, KERN_WARNING,
602 "warning: checktime reached, "
603 "running e2fsck is recommended");
597 if (!le16_to_cpu(es->s_max_mnt_count)) 604 if (!le16_to_cpu(es->s_max_mnt_count))
598 es->s_max_mnt_count = cpu_to_le16(EXT2_DFL_MAX_MNT_COUNT); 605 es->s_max_mnt_count = cpu_to_le16(EXT2_DFL_MAX_MNT_COUNT);
599 le16_add_cpu(&es->s_mnt_count, 1); 606 le16_add_cpu(&es->s_mnt_count, 1);
600 ext2_write_super(sb); 607 ext2_write_super(sb);
601 if (test_opt (sb, DEBUG)) 608 if (test_opt (sb, DEBUG))
602 printk ("[EXT II FS %s, %s, bs=%lu, fs=%lu, gc=%lu, " 609 ext2_msg(sb, KERN_INFO, "%s, %s, bs=%lu, fs=%lu, gc=%lu, "
603 "bpg=%lu, ipg=%lu, mo=%04lx]\n", 610 "bpg=%lu, ipg=%lu, mo=%04lx]",
604 EXT2FS_VERSION, EXT2FS_DATE, sb->s_blocksize, 611 EXT2FS_VERSION, EXT2FS_DATE, sb->s_blocksize,
605 sbi->s_frag_size, 612 sbi->s_frag_size,
606 sbi->s_groups_count, 613 sbi->s_groups_count,
@@ -767,7 +774,7 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
767 */ 774 */
768 blocksize = sb_min_blocksize(sb, BLOCK_SIZE); 775 blocksize = sb_min_blocksize(sb, BLOCK_SIZE);
769 if (!blocksize) { 776 if (!blocksize) {
770 printk ("EXT2-fs: unable to set blocksize\n"); 777 ext2_msg(sb, KERN_ERR, "error: unable to set blocksize");
771 goto failed_sbi; 778 goto failed_sbi;
772 } 779 }
773 780
@@ -783,7 +790,7 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
783 } 790 }
784 791
785 if (!(bh = sb_bread(sb, logic_sb_block))) { 792 if (!(bh = sb_bread(sb, logic_sb_block))) {
786 printk ("EXT2-fs: unable to read superblock\n"); 793 ext2_msg(sb, KERN_ERR, "error: unable to read superblock");
787 goto failed_sbi; 794 goto failed_sbi;
788 } 795 }
789 /* 796 /*
@@ -826,7 +833,7 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
826 833
827 set_opt(sbi->s_mount_opt, RESERVATION); 834 set_opt(sbi->s_mount_opt, RESERVATION);
828 835
829 if (!parse_options ((char *) data, sbi)) 836 if (!parse_options((char *) data, sb))
830 goto failed_mount; 837 goto failed_mount;
831 838
832 sb->s_flags = (sb->s_flags & ~MS_POSIXACL) | 839 sb->s_flags = (sb->s_flags & ~MS_POSIXACL) |
@@ -840,8 +847,9 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
840 (EXT2_HAS_COMPAT_FEATURE(sb, ~0U) || 847 (EXT2_HAS_COMPAT_FEATURE(sb, ~0U) ||
841 EXT2_HAS_RO_COMPAT_FEATURE(sb, ~0U) || 848 EXT2_HAS_RO_COMPAT_FEATURE(sb, ~0U) ||
842 EXT2_HAS_INCOMPAT_FEATURE(sb, ~0U))) 849 EXT2_HAS_INCOMPAT_FEATURE(sb, ~0U)))
843 printk("EXT2-fs warning: feature flags set on rev 0 fs, " 850 ext2_msg(sb, KERN_WARNING,
844 "running e2fsck is recommended\n"); 851 "warning: feature flags set on rev 0 fs, "
852 "running e2fsck is recommended");
845 /* 853 /*
846 * Check feature flags regardless of the revision level, since we 854 * Check feature flags regardless of the revision level, since we
847 * previously didn't change the revision level when setting the flags, 855 * previously didn't change the revision level when setting the flags,
@@ -849,16 +857,16 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
849 */ 857 */
850 features = EXT2_HAS_INCOMPAT_FEATURE(sb, ~EXT2_FEATURE_INCOMPAT_SUPP); 858 features = EXT2_HAS_INCOMPAT_FEATURE(sb, ~EXT2_FEATURE_INCOMPAT_SUPP);
851 if (features) { 859 if (features) {
852 printk("EXT2-fs: %s: couldn't mount because of " 860 ext2_msg(sb, KERN_ERR, "error: couldn't mount because of "
853 "unsupported optional features (%x).\n", 861 "unsupported optional features (%x)",
854 sb->s_id, le32_to_cpu(features)); 862 le32_to_cpu(features));
855 goto failed_mount; 863 goto failed_mount;
856 } 864 }
857 if (!(sb->s_flags & MS_RDONLY) && 865 if (!(sb->s_flags & MS_RDONLY) &&
858 (features = EXT2_HAS_RO_COMPAT_FEATURE(sb, ~EXT2_FEATURE_RO_COMPAT_SUPP))){ 866 (features = EXT2_HAS_RO_COMPAT_FEATURE(sb, ~EXT2_FEATURE_RO_COMPAT_SUPP))){
859 printk("EXT2-fs: %s: couldn't mount RDWR because of " 867 ext2_msg(sb, KERN_ERR, "error: couldn't mount RDWR because of "
860 "unsupported optional features (%x).\n", 868 "unsupported optional features (%x)",
861 sb->s_id, le32_to_cpu(features)); 869 le32_to_cpu(features));
862 goto failed_mount; 870 goto failed_mount;
863 } 871 }
864 872
@@ -866,7 +874,8 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
866 874
867 if (ext2_use_xip(sb) && blocksize != PAGE_SIZE) { 875 if (ext2_use_xip(sb) && blocksize != PAGE_SIZE) {
868 if (!silent) 876 if (!silent)
869 printk("XIP: Unsupported blocksize\n"); 877 ext2_msg(sb, KERN_ERR,
878 "error: unsupported blocksize for xip");
870 goto failed_mount; 879 goto failed_mount;
871 } 880 }
872 881
@@ -875,7 +884,7 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
875 brelse(bh); 884 brelse(bh);
876 885
877 if (!sb_set_blocksize(sb, blocksize)) { 886 if (!sb_set_blocksize(sb, blocksize)) {
878 printk(KERN_ERR "EXT2-fs: blocksize too small for device.\n"); 887 ext2_msg(sb, KERN_ERR, "error: blocksize is too small");
879 goto failed_sbi; 888 goto failed_sbi;
880 } 889 }
881 890
@@ -883,14 +892,14 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
883 offset = (sb_block*BLOCK_SIZE) % blocksize; 892 offset = (sb_block*BLOCK_SIZE) % blocksize;
884 bh = sb_bread(sb, logic_sb_block); 893 bh = sb_bread(sb, logic_sb_block);
885 if(!bh) { 894 if(!bh) {
886 printk("EXT2-fs: Couldn't read superblock on " 895 ext2_msg(sb, KERN_ERR, "error: couldn't read"
887 "2nd try.\n"); 896 "superblock on 2nd try");
888 goto failed_sbi; 897 goto failed_sbi;
889 } 898 }
890 es = (struct ext2_super_block *) (((char *)bh->b_data) + offset); 899 es = (struct ext2_super_block *) (((char *)bh->b_data) + offset);
891 sbi->s_es = es; 900 sbi->s_es = es;
892 if (es->s_magic != cpu_to_le16(EXT2_SUPER_MAGIC)) { 901 if (es->s_magic != cpu_to_le16(EXT2_SUPER_MAGIC)) {
893 printk ("EXT2-fs: Magic mismatch, very weird !\n"); 902 ext2_msg(sb, KERN_ERR, "error: magic mismatch");
894 goto failed_mount; 903 goto failed_mount;
895 } 904 }
896 } 905 }
@@ -906,7 +915,8 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
906 if ((sbi->s_inode_size < EXT2_GOOD_OLD_INODE_SIZE) || 915 if ((sbi->s_inode_size < EXT2_GOOD_OLD_INODE_SIZE) ||
907 !is_power_of_2(sbi->s_inode_size) || 916 !is_power_of_2(sbi->s_inode_size) ||
908 (sbi->s_inode_size > blocksize)) { 917 (sbi->s_inode_size > blocksize)) {
909 printk ("EXT2-fs: unsupported inode size: %d\n", 918 ext2_msg(sb, KERN_ERR,
919 "error: unsupported inode size: %d",
910 sbi->s_inode_size); 920 sbi->s_inode_size);
911 goto failed_mount; 921 goto failed_mount;
912 } 922 }
@@ -943,29 +953,33 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
943 953
944 if (sb->s_blocksize != bh->b_size) { 954 if (sb->s_blocksize != bh->b_size) {
945 if (!silent) 955 if (!silent)
946 printk ("VFS: Unsupported blocksize on dev " 956 ext2_msg(sb, KERN_ERR, "error: unsupported blocksize");
947 "%s.\n", sb->s_id);
948 goto failed_mount; 957 goto failed_mount;
949 } 958 }
950 959
951 if (sb->s_blocksize != sbi->s_frag_size) { 960 if (sb->s_blocksize != sbi->s_frag_size) {
952 printk ("EXT2-fs: fragsize %lu != blocksize %lu (not supported yet)\n", 961 ext2_msg(sb, KERN_ERR,
962 "error: fragsize %lu != blocksize %lu"
963 "(not supported yet)",
953 sbi->s_frag_size, sb->s_blocksize); 964 sbi->s_frag_size, sb->s_blocksize);
954 goto failed_mount; 965 goto failed_mount;
955 } 966 }
956 967
957 if (sbi->s_blocks_per_group > sb->s_blocksize * 8) { 968 if (sbi->s_blocks_per_group > sb->s_blocksize * 8) {
958 printk ("EXT2-fs: #blocks per group too big: %lu\n", 969 ext2_msg(sb, KERN_ERR,
970 "error: #blocks per group too big: %lu",
959 sbi->s_blocks_per_group); 971 sbi->s_blocks_per_group);
960 goto failed_mount; 972 goto failed_mount;
961 } 973 }
962 if (sbi->s_frags_per_group > sb->s_blocksize * 8) { 974 if (sbi->s_frags_per_group > sb->s_blocksize * 8) {
963 printk ("EXT2-fs: #fragments per group too big: %lu\n", 975 ext2_msg(sb, KERN_ERR,
976 "error: #fragments per group too big: %lu",
964 sbi->s_frags_per_group); 977 sbi->s_frags_per_group);
965 goto failed_mount; 978 goto failed_mount;
966 } 979 }
967 if (sbi->s_inodes_per_group > sb->s_blocksize * 8) { 980 if (sbi->s_inodes_per_group > sb->s_blocksize * 8) {
968 printk ("EXT2-fs: #inodes per group too big: %lu\n", 981 ext2_msg(sb, KERN_ERR,
982 "error: #inodes per group too big: %lu",
969 sbi->s_inodes_per_group); 983 sbi->s_inodes_per_group);
970 goto failed_mount; 984 goto failed_mount;
971 } 985 }
@@ -979,13 +993,13 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
979 EXT2_DESC_PER_BLOCK(sb); 993 EXT2_DESC_PER_BLOCK(sb);
980 sbi->s_group_desc = kmalloc (db_count * sizeof (struct buffer_head *), GFP_KERNEL); 994 sbi->s_group_desc = kmalloc (db_count * sizeof (struct buffer_head *), GFP_KERNEL);
981 if (sbi->s_group_desc == NULL) { 995 if (sbi->s_group_desc == NULL) {
982 printk ("EXT2-fs: not enough memory\n"); 996 ext2_msg(sb, KERN_ERR, "error: not enough memory");
983 goto failed_mount; 997 goto failed_mount;
984 } 998 }
985 bgl_lock_init(sbi->s_blockgroup_lock); 999 bgl_lock_init(sbi->s_blockgroup_lock);
986 sbi->s_debts = kcalloc(sbi->s_groups_count, sizeof(*sbi->s_debts), GFP_KERNEL); 1000 sbi->s_debts = kcalloc(sbi->s_groups_count, sizeof(*sbi->s_debts), GFP_KERNEL);
987 if (!sbi->s_debts) { 1001 if (!sbi->s_debts) {
988 printk ("EXT2-fs: not enough memory\n"); 1002 ext2_msg(sb, KERN_ERR, "error: not enough memory");
989 goto failed_mount_group_desc; 1003 goto failed_mount_group_desc;
990 } 1004 }
991 for (i = 0; i < db_count; i++) { 1005 for (i = 0; i < db_count; i++) {
@@ -994,12 +1008,13 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
994 if (!sbi->s_group_desc[i]) { 1008 if (!sbi->s_group_desc[i]) {
995 for (j = 0; j < i; j++) 1009 for (j = 0; j < i; j++)
996 brelse (sbi->s_group_desc[j]); 1010 brelse (sbi->s_group_desc[j]);
997 printk ("EXT2-fs: unable to read group descriptors\n"); 1011 ext2_msg(sb, KERN_ERR,
1012 "error: unable to read group descriptors");
998 goto failed_mount_group_desc; 1013 goto failed_mount_group_desc;
999 } 1014 }
1000 } 1015 }
1001 if (!ext2_check_descriptors (sb)) { 1016 if (!ext2_check_descriptors (sb)) {
1002 printk ("EXT2-fs: group descriptors corrupted!\n"); 1017 ext2_msg(sb, KERN_ERR, "group descriptors corrupted");
1003 goto failed_mount2; 1018 goto failed_mount2;
1004 } 1019 }
1005 sbi->s_gdb_count = db_count; 1020 sbi->s_gdb_count = db_count;
@@ -1032,7 +1047,7 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
1032 ext2_count_dirs(sb)); 1047 ext2_count_dirs(sb));
1033 } 1048 }
1034 if (err) { 1049 if (err) {
1035 printk(KERN_ERR "EXT2-fs: insufficient memory\n"); 1050 ext2_msg(sb, KERN_ERR, "error: insufficient memory");
1036 goto failed_mount3; 1051 goto failed_mount3;
1037 } 1052 }
1038 /* 1053 /*
@@ -1048,27 +1063,28 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
1048 } 1063 }
1049 if (!S_ISDIR(root->i_mode) || !root->i_blocks || !root->i_size) { 1064 if (!S_ISDIR(root->i_mode) || !root->i_blocks || !root->i_size) {
1050 iput(root); 1065 iput(root);
1051 printk(KERN_ERR "EXT2-fs: corrupt root inode, run e2fsck\n"); 1066 ext2_msg(sb, KERN_ERR, "error: corrupt root inode, run e2fsck");
1052 goto failed_mount3; 1067 goto failed_mount3;
1053 } 1068 }
1054 1069
1055 sb->s_root = d_alloc_root(root); 1070 sb->s_root = d_alloc_root(root);
1056 if (!sb->s_root) { 1071 if (!sb->s_root) {
1057 iput(root); 1072 iput(root);
1058 printk(KERN_ERR "EXT2-fs: get root inode failed\n"); 1073 ext2_msg(sb, KERN_ERR, "error: get root inode failed");
1059 ret = -ENOMEM; 1074 ret = -ENOMEM;
1060 goto failed_mount3; 1075 goto failed_mount3;
1061 } 1076 }
1062 if (EXT2_HAS_COMPAT_FEATURE(sb, EXT3_FEATURE_COMPAT_HAS_JOURNAL)) 1077 if (EXT2_HAS_COMPAT_FEATURE(sb, EXT3_FEATURE_COMPAT_HAS_JOURNAL))
1063 ext2_warning(sb, __func__, 1078 ext2_msg(sb, KERN_WARNING,
1064 "mounting ext3 filesystem as ext2"); 1079 "warning: mounting ext3 filesystem as ext2");
1065 ext2_setup_super (sb, es, sb->s_flags & MS_RDONLY); 1080 ext2_setup_super (sb, es, sb->s_flags & MS_RDONLY);
1066 return 0; 1081 return 0;
1067 1082
1068cantfind_ext2: 1083cantfind_ext2:
1069 if (!silent) 1084 if (!silent)
1070 printk("VFS: Can't find an ext2 filesystem on dev %s.\n", 1085 ext2_msg(sb, KERN_ERR,
1071 sb->s_id); 1086 "error: can't find an ext2 filesystem on dev %s.",
1087 sb->s_id);
1072 goto failed_mount; 1088 goto failed_mount;
1073failed_mount3: 1089failed_mount3:
1074 percpu_counter_destroy(&sbi->s_freeblocks_counter); 1090 percpu_counter_destroy(&sbi->s_freeblocks_counter);
@@ -1121,8 +1137,24 @@ static void ext2_sync_super(struct super_block *sb, struct ext2_super_block *es)
1121static int ext2_sync_fs(struct super_block *sb, int wait) 1137static int ext2_sync_fs(struct super_block *sb, int wait)
1122{ 1138{
1123 struct ext2_super_block *es = EXT2_SB(sb)->s_es; 1139 struct ext2_super_block *es = EXT2_SB(sb)->s_es;
1140 struct buffer_head *sbh = EXT2_SB(sb)->s_sbh;
1124 1141
1125 lock_kernel(); 1142 lock_kernel();
1143 if (buffer_write_io_error(sbh)) {
1144 /*
1145 * Oh, dear. A previous attempt to write the
1146 * superblock failed. This could happen because the
1147 * USB device was yanked out. Or it could happen to
1148 * be a transient write error and maybe the block will
1149 * be remapped. Nothing we can do but to retry the
1150 * write and hope for the best.
1151 */
1152 ext2_msg(sb, KERN_ERR,
1153 "previous I/O error to superblock detected\n");
1154 clear_buffer_write_io_error(sbh);
1155 set_buffer_uptodate(sbh);
1156 }
1157
1126 if (es->s_state & cpu_to_le16(EXT2_VALID_FS)) { 1158 if (es->s_state & cpu_to_le16(EXT2_VALID_FS)) {
1127 ext2_debug("setting valid to 0\n"); 1159 ext2_debug("setting valid to 0\n");
1128 es->s_state &= cpu_to_le16(~EXT2_VALID_FS); 1160 es->s_state &= cpu_to_le16(~EXT2_VALID_FS);
@@ -1170,7 +1202,7 @@ static int ext2_remount (struct super_block * sb, int * flags, char * data)
1170 /* 1202 /*
1171 * Allow the "check" option to be passed as a remount option. 1203 * Allow the "check" option to be passed as a remount option.
1172 */ 1204 */
1173 if (!parse_options (data, sbi)) { 1205 if (!parse_options(data, sb)) {
1174 err = -EINVAL; 1206 err = -EINVAL;
1175 goto restore_opts; 1207 goto restore_opts;
1176 } 1208 }
@@ -1182,7 +1214,8 @@ static int ext2_remount (struct super_block * sb, int * flags, char * data)
1182 EXT2_MOUNT_XIP if not */ 1214 EXT2_MOUNT_XIP if not */
1183 1215
1184 if ((ext2_use_xip(sb)) && (sb->s_blocksize != PAGE_SIZE)) { 1216 if ((ext2_use_xip(sb)) && (sb->s_blocksize != PAGE_SIZE)) {
1185 printk("XIP: Unsupported blocksize\n"); 1217 ext2_msg(sb, KERN_WARNING,
1218 "warning: unsupported blocksize for xip");
1186 err = -EINVAL; 1219 err = -EINVAL;
1187 goto restore_opts; 1220 goto restore_opts;
1188 } 1221 }
@@ -1191,8 +1224,8 @@ static int ext2_remount (struct super_block * sb, int * flags, char * data)
1191 if (((sbi->s_mount_opt & EXT2_MOUNT_XIP) != 1224 if (((sbi->s_mount_opt & EXT2_MOUNT_XIP) !=
1192 (old_mount_opt & EXT2_MOUNT_XIP)) && 1225 (old_mount_opt & EXT2_MOUNT_XIP)) &&
1193 invalidate_inodes(sb)) { 1226 invalidate_inodes(sb)) {
1194 ext2_warning(sb, __func__, "refusing change of xip flag " 1227 ext2_msg(sb, KERN_WARNING, "warning: refusing change of "
1195 "with busy inodes while remounting"); 1228 "xip flag with busy inodes while remounting");
1196 sbi->s_mount_opt &= ~EXT2_MOUNT_XIP; 1229 sbi->s_mount_opt &= ~EXT2_MOUNT_XIP;
1197 sbi->s_mount_opt |= old_mount_opt & EXT2_MOUNT_XIP; 1230 sbi->s_mount_opt |= old_mount_opt & EXT2_MOUNT_XIP;
1198 } 1231 }
@@ -1216,9 +1249,10 @@ static int ext2_remount (struct super_block * sb, int * flags, char * data)
1216 __le32 ret = EXT2_HAS_RO_COMPAT_FEATURE(sb, 1249 __le32 ret = EXT2_HAS_RO_COMPAT_FEATURE(sb,
1217 ~EXT2_FEATURE_RO_COMPAT_SUPP); 1250 ~EXT2_FEATURE_RO_COMPAT_SUPP);
1218 if (ret) { 1251 if (ret) {
1219 printk("EXT2-fs: %s: couldn't remount RDWR because of " 1252 ext2_msg(sb, KERN_WARNING,
1220 "unsupported optional features (%x).\n", 1253 "warning: couldn't remount RDWR because of "
1221 sb->s_id, le32_to_cpu(ret)); 1254 "unsupported optional features (%x).",
1255 le32_to_cpu(ret));
1222 err = -EROFS; 1256 err = -EROFS;
1223 goto restore_opts; 1257 goto restore_opts;
1224 } 1258 }
diff --git a/fs/ext2/xip.c b/fs/ext2/xip.c
index c18fbf3e4068..322a56b2dfb1 100644
--- a/fs/ext2/xip.c
+++ b/fs/ext2/xip.c
@@ -69,8 +69,9 @@ void ext2_xip_verify_sb(struct super_block *sb)
69 if ((sbi->s_mount_opt & EXT2_MOUNT_XIP) && 69 if ((sbi->s_mount_opt & EXT2_MOUNT_XIP) &&
70 !sb->s_bdev->bd_disk->fops->direct_access) { 70 !sb->s_bdev->bd_disk->fops->direct_access) {
71 sbi->s_mount_opt &= (~EXT2_MOUNT_XIP); 71 sbi->s_mount_opt &= (~EXT2_MOUNT_XIP);
72 ext2_warning(sb, __func__, 72 ext2_msg(sb, KERN_WARNING,
73 "ignoring xip option - not supported by bdev"); 73 "warning: ignoring xip option - "
74 "not supported by bdev");
74 } 75 }
75} 76}
76 77
diff --git a/fs/ext3/inode.c b/fs/ext3/inode.c
index 2db957778903..ad14227f509e 100644
--- a/fs/ext3/inode.c
+++ b/fs/ext3/inode.c
@@ -1151,6 +1151,16 @@ static int do_journal_get_write_access(handle_t *handle,
1151 return ext3_journal_get_write_access(handle, bh); 1151 return ext3_journal_get_write_access(handle, bh);
1152} 1152}
1153 1153
1154/*
1155 * Truncate blocks that were not used by write. We have to truncate the
1156 * pagecache as well so that corresponding buffers get properly unmapped.
1157 */
1158static void ext3_truncate_failed_write(struct inode *inode)
1159{
1160 truncate_inode_pages(inode->i_mapping, inode->i_size);
1161 ext3_truncate(inode);
1162}
1163
1154static int ext3_write_begin(struct file *file, struct address_space *mapping, 1164static int ext3_write_begin(struct file *file, struct address_space *mapping,
1155 loff_t pos, unsigned len, unsigned flags, 1165 loff_t pos, unsigned len, unsigned flags,
1156 struct page **pagep, void **fsdata) 1166 struct page **pagep, void **fsdata)
@@ -1209,7 +1219,7 @@ write_begin_failed:
1209 unlock_page(page); 1219 unlock_page(page);
1210 page_cache_release(page); 1220 page_cache_release(page);
1211 if (pos + len > inode->i_size) 1221 if (pos + len > inode->i_size)
1212 ext3_truncate(inode); 1222 ext3_truncate_failed_write(inode);
1213 } 1223 }
1214 if (ret == -ENOSPC && ext3_should_retry_alloc(inode->i_sb, &retries)) 1224 if (ret == -ENOSPC && ext3_should_retry_alloc(inode->i_sb, &retries))
1215 goto retry; 1225 goto retry;
@@ -1304,7 +1314,7 @@ static int ext3_ordered_write_end(struct file *file,
1304 page_cache_release(page); 1314 page_cache_release(page);
1305 1315
1306 if (pos + len > inode->i_size) 1316 if (pos + len > inode->i_size)
1307 ext3_truncate(inode); 1317 ext3_truncate_failed_write(inode);
1308 return ret ? ret : copied; 1318 return ret ? ret : copied;
1309} 1319}
1310 1320
@@ -1330,7 +1340,7 @@ static int ext3_writeback_write_end(struct file *file,
1330 page_cache_release(page); 1340 page_cache_release(page);
1331 1341
1332 if (pos + len > inode->i_size) 1342 if (pos + len > inode->i_size)
1333 ext3_truncate(inode); 1343 ext3_truncate_failed_write(inode);
1334 return ret ? ret : copied; 1344 return ret ? ret : copied;
1335} 1345}
1336 1346
@@ -1383,7 +1393,7 @@ static int ext3_journalled_write_end(struct file *file,
1383 page_cache_release(page); 1393 page_cache_release(page);
1384 1394
1385 if (pos + len > inode->i_size) 1395 if (pos + len > inode->i_size)
1386 ext3_truncate(inode); 1396 ext3_truncate_failed_write(inode);
1387 return ret ? ret : copied; 1397 return ret ? ret : copied;
1388} 1398}
1389 1399
diff --git a/fs/ext3/resize.c b/fs/ext3/resize.c
index 8359e7b3dc89..5f83b6179178 100644
--- a/fs/ext3/resize.c
+++ b/fs/ext3/resize.c
@@ -266,7 +266,7 @@ static int setup_new_group_blocks(struct super_block *sb,
266 goto exit_bh; 266 goto exit_bh;
267 267
268 if (IS_ERR(gdb = bclean(handle, sb, block))) { 268 if (IS_ERR(gdb = bclean(handle, sb, block))) {
269 err = PTR_ERR(bh); 269 err = PTR_ERR(gdb);
270 goto exit_bh; 270 goto exit_bh;
271 } 271 }
272 ext3_journal_dirty_metadata(handle, gdb); 272 ext3_journal_dirty_metadata(handle, gdb);
diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index 427496c4767c..7ad1e8c30bd0 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -135,12 +135,24 @@ void ext3_journal_abort_handle(const char *caller, const char *err_fn,
135 if (is_handle_aborted(handle)) 135 if (is_handle_aborted(handle))
136 return; 136 return;
137 137
138 printk(KERN_ERR "%s: aborting transaction: %s in %s\n", 138 printk(KERN_ERR "EXT3-fs: %s: aborting transaction: %s in %s\n",
139 caller, errstr, err_fn); 139 caller, errstr, err_fn);
140 140
141 journal_abort_handle(handle); 141 journal_abort_handle(handle);
142} 142}
143 143
144void ext3_msg(struct super_block *sb, const char *prefix,
145 const char *fmt, ...)
146{
147 va_list args;
148
149 va_start(args, fmt);
150 printk("%sEXT3-fs (%s): ", prefix, sb->s_id);
151 vprintk(fmt, args);
152 printk("\n");
153 va_end(args);
154}
155
144/* Deal with the reporting of failure conditions on a filesystem such as 156/* Deal with the reporting of failure conditions on a filesystem such as
145 * inconsistencies detected or read IO failures. 157 * inconsistencies detected or read IO failures.
146 * 158 *
@@ -174,12 +186,13 @@ static void ext3_handle_error(struct super_block *sb)
174 journal_abort(journal, -EIO); 186 journal_abort(journal, -EIO);
175 } 187 }
176 if (test_opt (sb, ERRORS_RO)) { 188 if (test_opt (sb, ERRORS_RO)) {
177 printk (KERN_CRIT "Remounting filesystem read-only\n"); 189 ext3_msg(sb, KERN_CRIT,
190 "error: remounting filesystem read-only");
178 sb->s_flags |= MS_RDONLY; 191 sb->s_flags |= MS_RDONLY;
179 } 192 }
180 ext3_commit_super(sb, es, 1); 193 ext3_commit_super(sb, es, 1);
181 if (test_opt(sb, ERRORS_PANIC)) 194 if (test_opt(sb, ERRORS_PANIC))
182 panic("EXT3-fs (device %s): panic forced after error\n", 195 panic("EXT3-fs (%s): panic forced after error\n",
183 sb->s_id); 196 sb->s_id);
184} 197}
185 198
@@ -247,8 +260,7 @@ void __ext3_std_error (struct super_block * sb, const char * function,
247 return; 260 return;
248 261
249 errstr = ext3_decode_error(sb, errno, nbuf); 262 errstr = ext3_decode_error(sb, errno, nbuf);
250 printk (KERN_CRIT "EXT3-fs error (device %s) in %s: %s\n", 263 ext3_msg(sb, KERN_CRIT, "error in %s: %s", function, errstr);
251 sb->s_id, function, errstr);
252 264
253 ext3_handle_error(sb); 265 ext3_handle_error(sb);
254} 266}
@@ -268,21 +280,20 @@ void ext3_abort (struct super_block * sb, const char * function,
268{ 280{
269 va_list args; 281 va_list args;
270 282
271 printk (KERN_CRIT "ext3_abort called.\n");
272
273 va_start(args, fmt); 283 va_start(args, fmt);
274 printk(KERN_CRIT "EXT3-fs error (device %s): %s: ",sb->s_id, function); 284 printk(KERN_CRIT "EXT3-fs (%s): error: %s: ", sb->s_id, function);
275 vprintk(fmt, args); 285 vprintk(fmt, args);
276 printk("\n"); 286 printk("\n");
277 va_end(args); 287 va_end(args);
278 288
279 if (test_opt(sb, ERRORS_PANIC)) 289 if (test_opt(sb, ERRORS_PANIC))
280 panic("EXT3-fs panic from previous error\n"); 290 panic("EXT3-fs: panic from previous error\n");
281 291
282 if (sb->s_flags & MS_RDONLY) 292 if (sb->s_flags & MS_RDONLY)
283 return; 293 return;
284 294
285 printk(KERN_CRIT "Remounting filesystem read-only\n"); 295 ext3_msg(sb, KERN_CRIT,
296 "error: remounting filesystem read-only");
286 EXT3_SB(sb)->s_mount_state |= EXT3_ERROR_FS; 297 EXT3_SB(sb)->s_mount_state |= EXT3_ERROR_FS;
287 sb->s_flags |= MS_RDONLY; 298 sb->s_flags |= MS_RDONLY;
288 EXT3_SB(sb)->s_mount_opt |= EXT3_MOUNT_ABORT; 299 EXT3_SB(sb)->s_mount_opt |= EXT3_MOUNT_ABORT;
@@ -296,7 +307,7 @@ void ext3_warning (struct super_block * sb, const char * function,
296 va_list args; 307 va_list args;
297 308
298 va_start(args, fmt); 309 va_start(args, fmt);
299 printk(KERN_WARNING "EXT3-fs warning (device %s): %s: ", 310 printk(KERN_WARNING "EXT3-fs (%s): warning: %s: ",
300 sb->s_id, function); 311 sb->s_id, function);
301 vprintk(fmt, args); 312 vprintk(fmt, args);
302 printk("\n"); 313 printk("\n");
@@ -310,10 +321,10 @@ void ext3_update_dynamic_rev(struct super_block *sb)
310 if (le32_to_cpu(es->s_rev_level) > EXT3_GOOD_OLD_REV) 321 if (le32_to_cpu(es->s_rev_level) > EXT3_GOOD_OLD_REV)
311 return; 322 return;
312 323
313 ext3_warning(sb, __func__, 324 ext3_msg(sb, KERN_WARNING,
314 "updating to rev %d because of new feature flag, " 325 "warning: updating to rev %d because of "
315 "running e2fsck is recommended", 326 "new feature flag, running e2fsck is recommended",
316 EXT3_DYNAMIC_REV); 327 EXT3_DYNAMIC_REV);
317 328
318 es->s_first_ino = cpu_to_le32(EXT3_GOOD_OLD_FIRST_INO); 329 es->s_first_ino = cpu_to_le32(EXT3_GOOD_OLD_FIRST_INO);
319 es->s_inode_size = cpu_to_le16(EXT3_GOOD_OLD_INODE_SIZE); 330 es->s_inode_size = cpu_to_le16(EXT3_GOOD_OLD_INODE_SIZE);
@@ -331,7 +342,7 @@ void ext3_update_dynamic_rev(struct super_block *sb)
331/* 342/*
332 * Open the external journal device 343 * Open the external journal device
333 */ 344 */
334static struct block_device *ext3_blkdev_get(dev_t dev) 345static struct block_device *ext3_blkdev_get(dev_t dev, struct super_block *sb)
335{ 346{
336 struct block_device *bdev; 347 struct block_device *bdev;
337 char b[BDEVNAME_SIZE]; 348 char b[BDEVNAME_SIZE];
@@ -342,8 +353,9 @@ static struct block_device *ext3_blkdev_get(dev_t dev)
342 return bdev; 353 return bdev;
343 354
344fail: 355fail:
345 printk(KERN_ERR "EXT3: failed to open journal device %s: %ld\n", 356 ext3_msg(sb, "error: failed to open journal device %s: %ld",
346 __bdevname(dev, b), PTR_ERR(bdev)); 357 __bdevname(dev, b), PTR_ERR(bdev));
358
347 return NULL; 359 return NULL;
348} 360}
349 361
@@ -378,13 +390,13 @@ static void dump_orphan_list(struct super_block *sb, struct ext3_sb_info *sbi)
378{ 390{
379 struct list_head *l; 391 struct list_head *l;
380 392
381 printk(KERN_ERR "sb orphan head is %d\n", 393 ext3_msg(sb, KERN_ERR, "error: sb orphan head is %d",
382 le32_to_cpu(sbi->s_es->s_last_orphan)); 394 le32_to_cpu(sbi->s_es->s_last_orphan));
383 395
384 printk(KERN_ERR "sb_info orphan list:\n"); 396 ext3_msg(sb, KERN_ERR, "sb_info orphan list:");
385 list_for_each(l, &sbi->s_orphan) { 397 list_for_each(l, &sbi->s_orphan) {
386 struct inode *inode = orphan_list_entry(l); 398 struct inode *inode = orphan_list_entry(l);
387 printk(KERN_ERR " " 399 ext3_msg(sb, KERN_ERR, " "
388 "inode %s:%lu at %p: mode %o, nlink %d, next %d\n", 400 "inode %s:%lu at %p: mode %o, nlink %d, next %d\n",
389 inode->i_sb->s_id, inode->i_ino, inode, 401 inode->i_sb->s_id, inode->i_ino, inode,
390 inode->i_mode, inode->i_nlink, 402 inode->i_mode, inode->i_nlink,
@@ -527,9 +539,22 @@ static inline void ext3_show_quota_options(struct seq_file *seq, struct super_bl
527#if defined(CONFIG_QUOTA) 539#if defined(CONFIG_QUOTA)
528 struct ext3_sb_info *sbi = EXT3_SB(sb); 540 struct ext3_sb_info *sbi = EXT3_SB(sb);
529 541
530 if (sbi->s_jquota_fmt) 542 if (sbi->s_jquota_fmt) {
531 seq_printf(seq, ",jqfmt=%s", 543 char *fmtname = "";
532 (sbi->s_jquota_fmt == QFMT_VFS_OLD) ? "vfsold": "vfsv0"); 544
545 switch (sbi->s_jquota_fmt) {
546 case QFMT_VFS_OLD:
547 fmtname = "vfsold";
548 break;
549 case QFMT_VFS_V0:
550 fmtname = "vfsv0";
551 break;
552 case QFMT_VFS_V1:
553 fmtname = "vfsv1";
554 break;
555 }
556 seq_printf(seq, ",jqfmt=%s", fmtname);
557 }
533 558
534 if (sbi->s_qf_names[USRQUOTA]) 559 if (sbi->s_qf_names[USRQUOTA])
535 seq_printf(seq, ",usrjquota=%s", sbi->s_qf_names[USRQUOTA]); 560 seq_printf(seq, ",usrjquota=%s", sbi->s_qf_names[USRQUOTA]);
@@ -636,6 +661,9 @@ static int ext3_show_options(struct seq_file *seq, struct vfsmount *vfs)
636 if (test_opt(sb, DATA_ERR_ABORT)) 661 if (test_opt(sb, DATA_ERR_ABORT))
637 seq_puts(seq, ",data_err=abort"); 662 seq_puts(seq, ",data_err=abort");
638 663
664 if (test_opt(sb, NOLOAD))
665 seq_puts(seq, ",norecovery");
666
639 ext3_show_quota_options(seq, sb); 667 ext3_show_quota_options(seq, sb);
640 668
641 return 0; 669 return 0;
@@ -787,9 +815,9 @@ enum {
787 Opt_abort, Opt_data_journal, Opt_data_ordered, Opt_data_writeback, 815 Opt_abort, Opt_data_journal, Opt_data_ordered, Opt_data_writeback,
788 Opt_data_err_abort, Opt_data_err_ignore, 816 Opt_data_err_abort, Opt_data_err_ignore,
789 Opt_usrjquota, Opt_grpjquota, Opt_offusrjquota, Opt_offgrpjquota, 817 Opt_usrjquota, Opt_grpjquota, Opt_offusrjquota, Opt_offgrpjquota,
790 Opt_jqfmt_vfsold, Opt_jqfmt_vfsv0, Opt_quota, Opt_noquota, 818 Opt_jqfmt_vfsold, Opt_jqfmt_vfsv0, Opt_jqfmt_vfsv1, Opt_quota,
791 Opt_ignore, Opt_barrier, Opt_err, Opt_resize, Opt_usrquota, 819 Opt_noquota, Opt_ignore, Opt_barrier, Opt_err, Opt_resize,
792 Opt_grpquota 820 Opt_usrquota, Opt_grpquota
793}; 821};
794 822
795static const match_table_t tokens = { 823static const match_table_t tokens = {
@@ -818,6 +846,7 @@ static const match_table_t tokens = {
818 {Opt_reservation, "reservation"}, 846 {Opt_reservation, "reservation"},
819 {Opt_noreservation, "noreservation"}, 847 {Opt_noreservation, "noreservation"},
820 {Opt_noload, "noload"}, 848 {Opt_noload, "noload"},
849 {Opt_noload, "norecovery"},
821 {Opt_nobh, "nobh"}, 850 {Opt_nobh, "nobh"},
822 {Opt_bh, "bh"}, 851 {Opt_bh, "bh"},
823 {Opt_commit, "commit=%u"}, 852 {Opt_commit, "commit=%u"},
@@ -836,6 +865,7 @@ static const match_table_t tokens = {
836 {Opt_grpjquota, "grpjquota=%s"}, 865 {Opt_grpjquota, "grpjquota=%s"},
837 {Opt_jqfmt_vfsold, "jqfmt=vfsold"}, 866 {Opt_jqfmt_vfsold, "jqfmt=vfsold"},
838 {Opt_jqfmt_vfsv0, "jqfmt=vfsv0"}, 867 {Opt_jqfmt_vfsv0, "jqfmt=vfsv0"},
868 {Opt_jqfmt_vfsv1, "jqfmt=vfsv1"},
839 {Opt_grpquota, "grpquota"}, 869 {Opt_grpquota, "grpquota"},
840 {Opt_noquota, "noquota"}, 870 {Opt_noquota, "noquota"},
841 {Opt_quota, "quota"}, 871 {Opt_quota, "quota"},
@@ -845,7 +875,7 @@ static const match_table_t tokens = {
845 {Opt_err, NULL}, 875 {Opt_err, NULL},
846}; 876};
847 877
848static ext3_fsblk_t get_sb_block(void **data) 878static ext3_fsblk_t get_sb_block(void **data, struct super_block *sb)
849{ 879{
850 ext3_fsblk_t sb_block; 880 ext3_fsblk_t sb_block;
851 char *options = (char *) *data; 881 char *options = (char *) *data;
@@ -856,7 +886,7 @@ static ext3_fsblk_t get_sb_block(void **data)
856 /*todo: use simple_strtoll with >32bit ext3 */ 886 /*todo: use simple_strtoll with >32bit ext3 */
857 sb_block = simple_strtoul(options, &options, 0); 887 sb_block = simple_strtoul(options, &options, 0);
858 if (*options && *options != ',') { 888 if (*options && *options != ',') {
859 printk("EXT3-fs: Invalid sb specification: %s\n", 889 ext3_msg(sb, "error: invalid sb specification: %s",
860 (char *) *data); 890 (char *) *data);
861 return 1; 891 return 1;
862 } 892 }
@@ -956,7 +986,8 @@ static int parse_options (char *options, struct super_block *sb,
956#else 986#else
957 case Opt_user_xattr: 987 case Opt_user_xattr:
958 case Opt_nouser_xattr: 988 case Opt_nouser_xattr:
959 printk("EXT3 (no)user_xattr options not supported\n"); 989 ext3_msg(sb, KERN_INFO,
990 "(no)user_xattr options not supported");
960 break; 991 break;
961#endif 992#endif
962#ifdef CONFIG_EXT3_FS_POSIX_ACL 993#ifdef CONFIG_EXT3_FS_POSIX_ACL
@@ -969,7 +1000,8 @@ static int parse_options (char *options, struct super_block *sb,
969#else 1000#else
970 case Opt_acl: 1001 case Opt_acl:
971 case Opt_noacl: 1002 case Opt_noacl:
972 printk("EXT3 (no)acl options not supported\n"); 1003 ext3_msg(sb, KERN_INFO,
1004 "(no)acl options not supported");
973 break; 1005 break;
974#endif 1006#endif
975 case Opt_reservation: 1007 case Opt_reservation:
@@ -985,16 +1017,16 @@ static int parse_options (char *options, struct super_block *sb,
985 user to specify an existing inode to be the 1017 user to specify an existing inode to be the
986 journal file. */ 1018 journal file. */
987 if (is_remount) { 1019 if (is_remount) {
988 printk(KERN_ERR "EXT3-fs: cannot specify " 1020 ext3_msg(sb, KERN_ERR, "error: cannot specify "
989 "journal on remount\n"); 1021 "journal on remount");
990 return 0; 1022 return 0;
991 } 1023 }
992 set_opt (sbi->s_mount_opt, UPDATE_JOURNAL); 1024 set_opt (sbi->s_mount_opt, UPDATE_JOURNAL);
993 break; 1025 break;
994 case Opt_journal_inum: 1026 case Opt_journal_inum:
995 if (is_remount) { 1027 if (is_remount) {
996 printk(KERN_ERR "EXT3-fs: cannot specify " 1028 ext3_msg(sb, KERN_ERR, "error: cannot specify "
997 "journal on remount\n"); 1029 "journal on remount");
998 return 0; 1030 return 0;
999 } 1031 }
1000 if (match_int(&args[0], &option)) 1032 if (match_int(&args[0], &option))
@@ -1003,8 +1035,8 @@ static int parse_options (char *options, struct super_block *sb,
1003 break; 1035 break;
1004 case Opt_journal_dev: 1036 case Opt_journal_dev:
1005 if (is_remount) { 1037 if (is_remount) {
1006 printk(KERN_ERR "EXT3-fs: cannot specify " 1038 ext3_msg(sb, KERN_ERR, "error: cannot specify "
1007 "journal on remount\n"); 1039 "journal on remount");
1008 return 0; 1040 return 0;
1009 } 1041 }
1010 if (match_int(&args[0], &option)) 1042 if (match_int(&args[0], &option))
@@ -1036,12 +1068,11 @@ static int parse_options (char *options, struct super_block *sb,
1036 if ((sbi->s_mount_opt & EXT3_MOUNT_DATA_FLAGS) 1068 if ((sbi->s_mount_opt & EXT3_MOUNT_DATA_FLAGS)
1037 == data_opt) 1069 == data_opt)
1038 break; 1070 break;
1039 printk(KERN_ERR 1071 ext3_msg(sb, KERN_ERR,
1040 "EXT3-fs (device %s): Cannot change " 1072 "error: cannot change "
1041 "data mode on remount. The filesystem " 1073 "data mode on remount. The filesystem "
1042 "is mounted in data=%s mode and you " 1074 "is mounted in data=%s mode and you "
1043 "try to remount it in data=%s mode.\n", 1075 "try to remount it in data=%s mode.",
1044 sb->s_id,
1045 data_mode_string(sbi->s_mount_opt & 1076 data_mode_string(sbi->s_mount_opt &
1046 EXT3_MOUNT_DATA_FLAGS), 1077 EXT3_MOUNT_DATA_FLAGS),
1047 data_mode_string(data_opt)); 1078 data_mode_string(data_opt));
@@ -1066,31 +1097,31 @@ static int parse_options (char *options, struct super_block *sb,
1066set_qf_name: 1097set_qf_name:
1067 if (sb_any_quota_loaded(sb) && 1098 if (sb_any_quota_loaded(sb) &&
1068 !sbi->s_qf_names[qtype]) { 1099 !sbi->s_qf_names[qtype]) {
1069 printk(KERN_ERR 1100 ext3_msg(sb, KERN_ERR,
1070 "EXT3-fs: Cannot change journaled " 1101 "error: cannot change journaled "
1071 "quota options when quota turned on.\n"); 1102 "quota options when quota turned on.");
1072 return 0; 1103 return 0;
1073 } 1104 }
1074 qname = match_strdup(&args[0]); 1105 qname = match_strdup(&args[0]);
1075 if (!qname) { 1106 if (!qname) {
1076 printk(KERN_ERR 1107 ext3_msg(sb, KERN_ERR,
1077 "EXT3-fs: not enough memory for " 1108 "error: not enough memory for "
1078 "storing quotafile name.\n"); 1109 "storing quotafile name.");
1079 return 0; 1110 return 0;
1080 } 1111 }
1081 if (sbi->s_qf_names[qtype] && 1112 if (sbi->s_qf_names[qtype] &&
1082 strcmp(sbi->s_qf_names[qtype], qname)) { 1113 strcmp(sbi->s_qf_names[qtype], qname)) {
1083 printk(KERN_ERR 1114 ext3_msg(sb, KERN_ERR,
1084 "EXT3-fs: %s quota file already " 1115 "error: %s quota file already "
1085 "specified.\n", QTYPE2NAME(qtype)); 1116 "specified.", QTYPE2NAME(qtype));
1086 kfree(qname); 1117 kfree(qname);
1087 return 0; 1118 return 0;
1088 } 1119 }
1089 sbi->s_qf_names[qtype] = qname; 1120 sbi->s_qf_names[qtype] = qname;
1090 if (strchr(sbi->s_qf_names[qtype], '/')) { 1121 if (strchr(sbi->s_qf_names[qtype], '/')) {
1091 printk(KERN_ERR 1122 ext3_msg(sb, KERN_ERR,
1092 "EXT3-fs: quotafile must be on " 1123 "error: quotafile must be on "
1093 "filesystem root.\n"); 1124 "filesystem root.");
1094 kfree(sbi->s_qf_names[qtype]); 1125 kfree(sbi->s_qf_names[qtype]);
1095 sbi->s_qf_names[qtype] = NULL; 1126 sbi->s_qf_names[qtype] = NULL;
1096 return 0; 1127 return 0;
@@ -1105,9 +1136,9 @@ set_qf_name:
1105clear_qf_name: 1136clear_qf_name:
1106 if (sb_any_quota_loaded(sb) && 1137 if (sb_any_quota_loaded(sb) &&
1107 sbi->s_qf_names[qtype]) { 1138 sbi->s_qf_names[qtype]) {
1108 printk(KERN_ERR "EXT3-fs: Cannot change " 1139 ext3_msg(sb, KERN_ERR, "error: cannot change "
1109 "journaled quota options when " 1140 "journaled quota options when "
1110 "quota turned on.\n"); 1141 "quota turned on.");
1111 return 0; 1142 return 0;
1112 } 1143 }
1113 /* 1144 /*
@@ -1121,12 +1152,15 @@ clear_qf_name:
1121 goto set_qf_format; 1152 goto set_qf_format;
1122 case Opt_jqfmt_vfsv0: 1153 case Opt_jqfmt_vfsv0:
1123 qfmt = QFMT_VFS_V0; 1154 qfmt = QFMT_VFS_V0;
1155 goto set_qf_format;
1156 case Opt_jqfmt_vfsv1:
1157 qfmt = QFMT_VFS_V1;
1124set_qf_format: 1158set_qf_format:
1125 if (sb_any_quota_loaded(sb) && 1159 if (sb_any_quota_loaded(sb) &&
1126 sbi->s_jquota_fmt != qfmt) { 1160 sbi->s_jquota_fmt != qfmt) {
1127 printk(KERN_ERR "EXT3-fs: Cannot change " 1161 ext3_msg(sb, KERN_ERR, "error: cannot change "
1128 "journaled quota options when " 1162 "journaled quota options when "
1129 "quota turned on.\n"); 1163 "quota turned on.");
1130 return 0; 1164 return 0;
1131 } 1165 }
1132 sbi->s_jquota_fmt = qfmt; 1166 sbi->s_jquota_fmt = qfmt;
@@ -1142,8 +1176,8 @@ set_qf_format:
1142 break; 1176 break;
1143 case Opt_noquota: 1177 case Opt_noquota:
1144 if (sb_any_quota_loaded(sb)) { 1178 if (sb_any_quota_loaded(sb)) {
1145 printk(KERN_ERR "EXT3-fs: Cannot change quota " 1179 ext3_msg(sb, KERN_ERR, "error: cannot change "
1146 "options when quota turned on.\n"); 1180 "quota options when quota turned on.");
1147 return 0; 1181 return 0;
1148 } 1182 }
1149 clear_opt(sbi->s_mount_opt, QUOTA); 1183 clear_opt(sbi->s_mount_opt, QUOTA);
@@ -1154,8 +1188,8 @@ set_qf_format:
1154 case Opt_quota: 1188 case Opt_quota:
1155 case Opt_usrquota: 1189 case Opt_usrquota:
1156 case Opt_grpquota: 1190 case Opt_grpquota:
1157 printk(KERN_ERR 1191 ext3_msg(sb, KERN_ERR,
1158 "EXT3-fs: quota options not supported.\n"); 1192 "error: quota options not supported.");
1159 break; 1193 break;
1160 case Opt_usrjquota: 1194 case Opt_usrjquota:
1161 case Opt_grpjquota: 1195 case Opt_grpjquota:
@@ -1163,9 +1197,10 @@ set_qf_format:
1163 case Opt_offgrpjquota: 1197 case Opt_offgrpjquota:
1164 case Opt_jqfmt_vfsold: 1198 case Opt_jqfmt_vfsold:
1165 case Opt_jqfmt_vfsv0: 1199 case Opt_jqfmt_vfsv0:
1166 printk(KERN_ERR 1200 case Opt_jqfmt_vfsv1:
1167 "EXT3-fs: journaled quota options not " 1201 ext3_msg(sb, KERN_ERR,
1168 "supported.\n"); 1202 "error: journaled quota options not "
1203 "supported.");
1169 break; 1204 break;
1170 case Opt_noquota: 1205 case Opt_noquota:
1171 break; 1206 break;
@@ -1185,8 +1220,9 @@ set_qf_format:
1185 break; 1220 break;
1186 case Opt_resize: 1221 case Opt_resize:
1187 if (!is_remount) { 1222 if (!is_remount) {
1188 printk("EXT3-fs: resize option only available " 1223 ext3_msg(sb, KERN_ERR,
1189 "for remount\n"); 1224 "error: resize option only available "
1225 "for remount");
1190 return 0; 1226 return 0;
1191 } 1227 }
1192 if (match_int(&args[0], &option) != 0) 1228 if (match_int(&args[0], &option) != 0)
@@ -1200,9 +1236,9 @@ set_qf_format:
1200 clear_opt(sbi->s_mount_opt, NOBH); 1236 clear_opt(sbi->s_mount_opt, NOBH);
1201 break; 1237 break;
1202 default: 1238 default:
1203 printk (KERN_ERR 1239 ext3_msg(sb, KERN_ERR,
1204 "EXT3-fs: Unrecognized mount option \"%s\" " 1240 "error: unrecognized mount option \"%s\" "
1205 "or missing value\n", p); 1241 "or missing value", p);
1206 return 0; 1242 return 0;
1207 } 1243 }
1208 } 1244 }
@@ -1220,21 +1256,21 @@ set_qf_format:
1220 (sbi->s_mount_opt & EXT3_MOUNT_GRPQUOTA)) || 1256 (sbi->s_mount_opt & EXT3_MOUNT_GRPQUOTA)) ||
1221 (sbi->s_qf_names[GRPQUOTA] && 1257 (sbi->s_qf_names[GRPQUOTA] &&
1222 (sbi->s_mount_opt & EXT3_MOUNT_USRQUOTA))) { 1258 (sbi->s_mount_opt & EXT3_MOUNT_USRQUOTA))) {
1223 printk(KERN_ERR "EXT3-fs: old and new quota " 1259 ext3_msg(sb, KERN_ERR, "error: old and new quota "
1224 "format mixing.\n"); 1260 "format mixing.");
1225 return 0; 1261 return 0;
1226 } 1262 }
1227 1263
1228 if (!sbi->s_jquota_fmt) { 1264 if (!sbi->s_jquota_fmt) {
1229 printk(KERN_ERR "EXT3-fs: journaled quota format " 1265 ext3_msg(sb, KERN_ERR, "error: journaled quota format "
1230 "not specified.\n"); 1266 "not specified.");
1231 return 0; 1267 return 0;
1232 } 1268 }
1233 } else { 1269 } else {
1234 if (sbi->s_jquota_fmt) { 1270 if (sbi->s_jquota_fmt) {
1235 printk(KERN_ERR "EXT3-fs: journaled quota format " 1271 ext3_msg(sb, KERN_ERR, "error: journaled quota format "
1236 "specified with no journaling " 1272 "specified with no journaling "
1237 "enabled.\n"); 1273 "enabled.");
1238 return 0; 1274 return 0;
1239 } 1275 }
1240 } 1276 }
@@ -1249,31 +1285,33 @@ static int ext3_setup_super(struct super_block *sb, struct ext3_super_block *es,
1249 int res = 0; 1285 int res = 0;
1250 1286
1251 if (le32_to_cpu(es->s_rev_level) > EXT3_MAX_SUPP_REV) { 1287 if (le32_to_cpu(es->s_rev_level) > EXT3_MAX_SUPP_REV) {
1252 printk (KERN_ERR "EXT3-fs warning: revision level too high, " 1288 ext3_msg(sb, KERN_ERR,
1253 "forcing read-only mode\n"); 1289 "error: revision level too high, "
1290 "forcing read-only mode");
1254 res = MS_RDONLY; 1291 res = MS_RDONLY;
1255 } 1292 }
1256 if (read_only) 1293 if (read_only)
1257 return res; 1294 return res;
1258 if (!(sbi->s_mount_state & EXT3_VALID_FS)) 1295 if (!(sbi->s_mount_state & EXT3_VALID_FS))
1259 printk (KERN_WARNING "EXT3-fs warning: mounting unchecked fs, " 1296 ext3_msg(sb, KERN_WARNING,
1260 "running e2fsck is recommended\n"); 1297 "warning: mounting unchecked fs, "
1298 "running e2fsck is recommended");
1261 else if ((sbi->s_mount_state & EXT3_ERROR_FS)) 1299 else if ((sbi->s_mount_state & EXT3_ERROR_FS))
1262 printk (KERN_WARNING 1300 ext3_msg(sb, KERN_WARNING,
1263 "EXT3-fs warning: mounting fs with errors, " 1301 "warning: mounting fs with errors, "
1264 "running e2fsck is recommended\n"); 1302 "running e2fsck is recommended");
1265 else if ((__s16) le16_to_cpu(es->s_max_mnt_count) >= 0 && 1303 else if ((__s16) le16_to_cpu(es->s_max_mnt_count) >= 0 &&
1266 le16_to_cpu(es->s_mnt_count) >= 1304 le16_to_cpu(es->s_mnt_count) >=
1267 (unsigned short) (__s16) le16_to_cpu(es->s_max_mnt_count)) 1305 (unsigned short) (__s16) le16_to_cpu(es->s_max_mnt_count))
1268 printk (KERN_WARNING 1306 ext3_msg(sb, KERN_WARNING,
1269 "EXT3-fs warning: maximal mount count reached, " 1307 "warning: maximal mount count reached, "
1270 "running e2fsck is recommended\n"); 1308 "running e2fsck is recommended");
1271 else if (le32_to_cpu(es->s_checkinterval) && 1309 else if (le32_to_cpu(es->s_checkinterval) &&
1272 (le32_to_cpu(es->s_lastcheck) + 1310 (le32_to_cpu(es->s_lastcheck) +
1273 le32_to_cpu(es->s_checkinterval) <= get_seconds())) 1311 le32_to_cpu(es->s_checkinterval) <= get_seconds()))
1274 printk (KERN_WARNING 1312 ext3_msg(sb, KERN_WARNING,
1275 "EXT3-fs warning: checktime reached, " 1313 "warning: checktime reached, "
1276 "running e2fsck is recommended\n"); 1314 "running e2fsck is recommended");
1277#if 0 1315#if 0
1278 /* @@@ We _will_ want to clear the valid bit if we find 1316 /* @@@ We _will_ want to clear the valid bit if we find
1279 inconsistencies, to force a fsck at reboot. But for 1317 inconsistencies, to force a fsck at reboot. But for
@@ -1290,22 +1328,20 @@ static int ext3_setup_super(struct super_block *sb, struct ext3_super_block *es,
1290 1328
1291 ext3_commit_super(sb, es, 1); 1329 ext3_commit_super(sb, es, 1);
1292 if (test_opt(sb, DEBUG)) 1330 if (test_opt(sb, DEBUG))
1293 printk(KERN_INFO "[EXT3 FS bs=%lu, gc=%lu, " 1331 ext3_msg(sb, KERN_INFO, "[bs=%lu, gc=%lu, "
1294 "bpg=%lu, ipg=%lu, mo=%04lx]\n", 1332 "bpg=%lu, ipg=%lu, mo=%04lx]",
1295 sb->s_blocksize, 1333 sb->s_blocksize,
1296 sbi->s_groups_count, 1334 sbi->s_groups_count,
1297 EXT3_BLOCKS_PER_GROUP(sb), 1335 EXT3_BLOCKS_PER_GROUP(sb),
1298 EXT3_INODES_PER_GROUP(sb), 1336 EXT3_INODES_PER_GROUP(sb),
1299 sbi->s_mount_opt); 1337 sbi->s_mount_opt);
1300 1338
1301 printk(KERN_INFO "EXT3 FS on %s, ", sb->s_id);
1302 if (EXT3_SB(sb)->s_journal->j_inode == NULL) { 1339 if (EXT3_SB(sb)->s_journal->j_inode == NULL) {
1303 char b[BDEVNAME_SIZE]; 1340 char b[BDEVNAME_SIZE];
1304 1341 ext3_msg(sb, KERN_INFO, "using external journal on %s",
1305 printk("external journal on %s\n",
1306 bdevname(EXT3_SB(sb)->s_journal->j_dev, b)); 1342 bdevname(EXT3_SB(sb)->s_journal->j_dev, b));
1307 } else { 1343 } else {
1308 printk("internal journal\n"); 1344 ext3_msg(sb, KERN_INFO, "using internal journal");
1309 } 1345 }
1310 return res; 1346 return res;
1311} 1347}
@@ -1399,8 +1435,8 @@ static void ext3_orphan_cleanup (struct super_block * sb,
1399 } 1435 }
1400 1436
1401 if (bdev_read_only(sb->s_bdev)) { 1437 if (bdev_read_only(sb->s_bdev)) {
1402 printk(KERN_ERR "EXT3-fs: write access " 1438 ext3_msg(sb, KERN_ERR, "error: write access "
1403 "unavailable, skipping orphan cleanup.\n"); 1439 "unavailable, skipping orphan cleanup.");
1404 return; 1440 return;
1405 } 1441 }
1406 1442
@@ -1414,8 +1450,7 @@ static void ext3_orphan_cleanup (struct super_block * sb,
1414 } 1450 }
1415 1451
1416 if (s_flags & MS_RDONLY) { 1452 if (s_flags & MS_RDONLY) {
1417 printk(KERN_INFO "EXT3-fs: %s: orphan cleanup on readonly fs\n", 1453 ext3_msg(sb, KERN_INFO, "orphan cleanup on readonly fs");
1418 sb->s_id);
1419 sb->s_flags &= ~MS_RDONLY; 1454 sb->s_flags &= ~MS_RDONLY;
1420 } 1455 }
1421#ifdef CONFIG_QUOTA 1456#ifdef CONFIG_QUOTA
@@ -1426,9 +1461,9 @@ static void ext3_orphan_cleanup (struct super_block * sb,
1426 if (EXT3_SB(sb)->s_qf_names[i]) { 1461 if (EXT3_SB(sb)->s_qf_names[i]) {
1427 int ret = ext3_quota_on_mount(sb, i); 1462 int ret = ext3_quota_on_mount(sb, i);
1428 if (ret < 0) 1463 if (ret < 0)
1429 printk(KERN_ERR 1464 ext3_msg(sb, KERN_ERR,
1430 "EXT3-fs: Cannot turn on journaled " 1465 "error: cannot turn on journaled "
1431 "quota: error %d\n", ret); 1466 "quota: %d", ret);
1432 } 1467 }
1433 } 1468 }
1434#endif 1469#endif
@@ -1466,11 +1501,11 @@ static void ext3_orphan_cleanup (struct super_block * sb,
1466#define PLURAL(x) (x), ((x)==1) ? "" : "s" 1501#define PLURAL(x) (x), ((x)==1) ? "" : "s"
1467 1502
1468 if (nr_orphans) 1503 if (nr_orphans)
1469 printk(KERN_INFO "EXT3-fs: %s: %d orphan inode%s deleted\n", 1504 ext3_msg(sb, KERN_INFO, "%d orphan inode%s deleted",
1470 sb->s_id, PLURAL(nr_orphans)); 1505 PLURAL(nr_orphans));
1471 if (nr_truncates) 1506 if (nr_truncates)
1472 printk(KERN_INFO "EXT3-fs: %s: %d truncate%s cleaned up\n", 1507 ext3_msg(sb, KERN_INFO, "%d truncate%s cleaned up",
1473 sb->s_id, PLURAL(nr_truncates)); 1508 PLURAL(nr_truncates));
1474#ifdef CONFIG_QUOTA 1509#ifdef CONFIG_QUOTA
1475 /* Turn quotas off */ 1510 /* Turn quotas off */
1476 for (i = 0; i < MAXQUOTAS; i++) { 1511 for (i = 0; i < MAXQUOTAS; i++) {
@@ -1554,7 +1589,7 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
1554 struct ext3_super_block *es = NULL; 1589 struct ext3_super_block *es = NULL;
1555 struct ext3_sb_info *sbi; 1590 struct ext3_sb_info *sbi;
1556 ext3_fsblk_t block; 1591 ext3_fsblk_t block;
1557 ext3_fsblk_t sb_block = get_sb_block(&data); 1592 ext3_fsblk_t sb_block = get_sb_block(&data, sb);
1558 ext3_fsblk_t logic_sb_block; 1593 ext3_fsblk_t logic_sb_block;
1559 unsigned long offset = 0; 1594 unsigned long offset = 0;
1560 unsigned int journal_inum = 0; 1595 unsigned int journal_inum = 0;
@@ -1590,7 +1625,7 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
1590 1625
1591 blocksize = sb_min_blocksize(sb, EXT3_MIN_BLOCK_SIZE); 1626 blocksize = sb_min_blocksize(sb, EXT3_MIN_BLOCK_SIZE);
1592 if (!blocksize) { 1627 if (!blocksize) {
1593 printk(KERN_ERR "EXT3-fs: unable to set blocksize\n"); 1628 ext3_msg(sb, KERN_ERR, "error: unable to set blocksize");
1594 goto out_fail; 1629 goto out_fail;
1595 } 1630 }
1596 1631
@@ -1606,7 +1641,7 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
1606 } 1641 }
1607 1642
1608 if (!(bh = sb_bread(sb, logic_sb_block))) { 1643 if (!(bh = sb_bread(sb, logic_sb_block))) {
1609 printk (KERN_ERR "EXT3-fs: unable to read superblock\n"); 1644 ext3_msg(sb, KERN_ERR, "error: unable to read superblock");
1610 goto out_fail; 1645 goto out_fail;
1611 } 1646 }
1612 /* 1647 /*
@@ -1665,9 +1700,9 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
1665 (EXT3_HAS_COMPAT_FEATURE(sb, ~0U) || 1700 (EXT3_HAS_COMPAT_FEATURE(sb, ~0U) ||
1666 EXT3_HAS_RO_COMPAT_FEATURE(sb, ~0U) || 1701 EXT3_HAS_RO_COMPAT_FEATURE(sb, ~0U) ||
1667 EXT3_HAS_INCOMPAT_FEATURE(sb, ~0U))) 1702 EXT3_HAS_INCOMPAT_FEATURE(sb, ~0U)))
1668 printk(KERN_WARNING 1703 ext3_msg(sb, KERN_WARNING,
1669 "EXT3-fs warning: feature flags set on rev 0 fs, " 1704 "warning: feature flags set on rev 0 fs, "
1670 "running e2fsck is recommended\n"); 1705 "running e2fsck is recommended");
1671 /* 1706 /*
1672 * Check feature flags regardless of the revision level, since we 1707 * Check feature flags regardless of the revision level, since we
1673 * previously didn't change the revision level when setting the flags, 1708 * previously didn't change the revision level when setting the flags,
@@ -1675,25 +1710,25 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
1675 */ 1710 */
1676 features = EXT3_HAS_INCOMPAT_FEATURE(sb, ~EXT3_FEATURE_INCOMPAT_SUPP); 1711 features = EXT3_HAS_INCOMPAT_FEATURE(sb, ~EXT3_FEATURE_INCOMPAT_SUPP);
1677 if (features) { 1712 if (features) {
1678 printk(KERN_ERR "EXT3-fs: %s: couldn't mount because of " 1713 ext3_msg(sb, KERN_ERR,
1679 "unsupported optional features (%x).\n", 1714 "error: couldn't mount because of unsupported "
1680 sb->s_id, le32_to_cpu(features)); 1715 "optional features (%x)", le32_to_cpu(features));
1681 goto failed_mount; 1716 goto failed_mount;
1682 } 1717 }
1683 features = EXT3_HAS_RO_COMPAT_FEATURE(sb, ~EXT3_FEATURE_RO_COMPAT_SUPP); 1718 features = EXT3_HAS_RO_COMPAT_FEATURE(sb, ~EXT3_FEATURE_RO_COMPAT_SUPP);
1684 if (!(sb->s_flags & MS_RDONLY) && features) { 1719 if (!(sb->s_flags & MS_RDONLY) && features) {
1685 printk(KERN_ERR "EXT3-fs: %s: couldn't mount RDWR because of " 1720 ext3_msg(sb, KERN_ERR,
1686 "unsupported optional features (%x).\n", 1721 "error: couldn't mount RDWR because of unsupported "
1687 sb->s_id, le32_to_cpu(features)); 1722 "optional features (%x)", le32_to_cpu(features));
1688 goto failed_mount; 1723 goto failed_mount;
1689 } 1724 }
1690 blocksize = BLOCK_SIZE << le32_to_cpu(es->s_log_block_size); 1725 blocksize = BLOCK_SIZE << le32_to_cpu(es->s_log_block_size);
1691 1726
1692 if (blocksize < EXT3_MIN_BLOCK_SIZE || 1727 if (blocksize < EXT3_MIN_BLOCK_SIZE ||
1693 blocksize > EXT3_MAX_BLOCK_SIZE) { 1728 blocksize > EXT3_MAX_BLOCK_SIZE) {
1694 printk(KERN_ERR 1729 ext3_msg(sb, KERN_ERR,
1695 "EXT3-fs: Unsupported filesystem blocksize %d on %s.\n", 1730 "error: couldn't mount because of unsupported "
1696 blocksize, sb->s_id); 1731 "filesystem blocksize %d", blocksize);
1697 goto failed_mount; 1732 goto failed_mount;
1698 } 1733 }
1699 1734
@@ -1704,30 +1739,31 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
1704 * than the hardware sectorsize for the machine. 1739 * than the hardware sectorsize for the machine.
1705 */ 1740 */
1706 if (blocksize < hblock) { 1741 if (blocksize < hblock) {
1707 printk(KERN_ERR "EXT3-fs: blocksize %d too small for " 1742 ext3_msg(sb, KERN_ERR,
1708 "device blocksize %d.\n", blocksize, hblock); 1743 "error: fsblocksize %d too small for "
1744 "hardware sectorsize %d", blocksize, hblock);
1709 goto failed_mount; 1745 goto failed_mount;
1710 } 1746 }
1711 1747
1712 brelse (bh); 1748 brelse (bh);
1713 if (!sb_set_blocksize(sb, blocksize)) { 1749 if (!sb_set_blocksize(sb, blocksize)) {
1714 printk(KERN_ERR "EXT3-fs: bad blocksize %d.\n", 1750 ext3_msg(sb, KERN_ERR,
1715 blocksize); 1751 "error: bad blocksize %d", blocksize);
1716 goto out_fail; 1752 goto out_fail;
1717 } 1753 }
1718 logic_sb_block = (sb_block * EXT3_MIN_BLOCK_SIZE) / blocksize; 1754 logic_sb_block = (sb_block * EXT3_MIN_BLOCK_SIZE) / blocksize;
1719 offset = (sb_block * EXT3_MIN_BLOCK_SIZE) % blocksize; 1755 offset = (sb_block * EXT3_MIN_BLOCK_SIZE) % blocksize;
1720 bh = sb_bread(sb, logic_sb_block); 1756 bh = sb_bread(sb, logic_sb_block);
1721 if (!bh) { 1757 if (!bh) {
1722 printk(KERN_ERR 1758 ext3_msg(sb, KERN_ERR,
1723 "EXT3-fs: Can't read superblock on 2nd try.\n"); 1759 "error: can't read superblock on 2nd try");
1724 goto failed_mount; 1760 goto failed_mount;
1725 } 1761 }
1726 es = (struct ext3_super_block *)(((char *)bh->b_data) + offset); 1762 es = (struct ext3_super_block *)(((char *)bh->b_data) + offset);
1727 sbi->s_es = es; 1763 sbi->s_es = es;
1728 if (es->s_magic != cpu_to_le16(EXT3_SUPER_MAGIC)) { 1764 if (es->s_magic != cpu_to_le16(EXT3_SUPER_MAGIC)) {
1729 printk (KERN_ERR 1765 ext3_msg(sb, KERN_ERR,
1730 "EXT3-fs: Magic mismatch, very weird !\n"); 1766 "error: magic mismatch");
1731 goto failed_mount; 1767 goto failed_mount;
1732 } 1768 }
1733 } 1769 }
@@ -1743,8 +1779,8 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
1743 if ((sbi->s_inode_size < EXT3_GOOD_OLD_INODE_SIZE) || 1779 if ((sbi->s_inode_size < EXT3_GOOD_OLD_INODE_SIZE) ||
1744 (!is_power_of_2(sbi->s_inode_size)) || 1780 (!is_power_of_2(sbi->s_inode_size)) ||
1745 (sbi->s_inode_size > blocksize)) { 1781 (sbi->s_inode_size > blocksize)) {
1746 printk (KERN_ERR 1782 ext3_msg(sb, KERN_ERR,
1747 "EXT3-fs: unsupported inode size: %d\n", 1783 "error: unsupported inode size: %d",
1748 sbi->s_inode_size); 1784 sbi->s_inode_size);
1749 goto failed_mount; 1785 goto failed_mount;
1750 } 1786 }
@@ -1752,8 +1788,8 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
1752 sbi->s_frag_size = EXT3_MIN_FRAG_SIZE << 1788 sbi->s_frag_size = EXT3_MIN_FRAG_SIZE <<
1753 le32_to_cpu(es->s_log_frag_size); 1789 le32_to_cpu(es->s_log_frag_size);
1754 if (blocksize != sbi->s_frag_size) { 1790 if (blocksize != sbi->s_frag_size) {
1755 printk(KERN_ERR 1791 ext3_msg(sb, KERN_ERR,
1756 "EXT3-fs: fragsize %lu != blocksize %u (unsupported)\n", 1792 "error: fragsize %lu != blocksize %u (unsupported)",
1757 sbi->s_frag_size, blocksize); 1793 sbi->s_frag_size, blocksize);
1758 goto failed_mount; 1794 goto failed_mount;
1759 } 1795 }
@@ -1789,31 +1825,31 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
1789 } 1825 }
1790 1826
1791 if (sbi->s_blocks_per_group > blocksize * 8) { 1827 if (sbi->s_blocks_per_group > blocksize * 8) {
1792 printk (KERN_ERR 1828 ext3_msg(sb, KERN_ERR,
1793 "EXT3-fs: #blocks per group too big: %lu\n", 1829 "#blocks per group too big: %lu",
1794 sbi->s_blocks_per_group); 1830 sbi->s_blocks_per_group);
1795 goto failed_mount; 1831 goto failed_mount;
1796 } 1832 }
1797 if (sbi->s_frags_per_group > blocksize * 8) { 1833 if (sbi->s_frags_per_group > blocksize * 8) {
1798 printk (KERN_ERR 1834 ext3_msg(sb, KERN_ERR,
1799 "EXT3-fs: #fragments per group too big: %lu\n", 1835 "error: #fragments per group too big: %lu",
1800 sbi->s_frags_per_group); 1836 sbi->s_frags_per_group);
1801 goto failed_mount; 1837 goto failed_mount;
1802 } 1838 }
1803 if (sbi->s_inodes_per_group > blocksize * 8) { 1839 if (sbi->s_inodes_per_group > blocksize * 8) {
1804 printk (KERN_ERR 1840 ext3_msg(sb, KERN_ERR,
1805 "EXT3-fs: #inodes per group too big: %lu\n", 1841 "error: #inodes per group too big: %lu",
1806 sbi->s_inodes_per_group); 1842 sbi->s_inodes_per_group);
1807 goto failed_mount; 1843 goto failed_mount;
1808 } 1844 }
1809 1845
1810 if (le32_to_cpu(es->s_blocks_count) > 1846 if (le32_to_cpu(es->s_blocks_count) >
1811 (sector_t)(~0ULL) >> (sb->s_blocksize_bits - 9)) { 1847 (sector_t)(~0ULL) >> (sb->s_blocksize_bits - 9)) {
1812 printk(KERN_ERR "EXT3-fs: filesystem on %s:" 1848 ext3_msg(sb, KERN_ERR,
1813 " too large to mount safely\n", sb->s_id); 1849 "error: filesystem is too large to mount safely");
1814 if (sizeof(sector_t) < 8) 1850 if (sizeof(sector_t) < 8)
1815 printk(KERN_WARNING "EXT3-fs: CONFIG_LBDAF not " 1851 ext3_msg(sb, KERN_ERR,
1816 "enabled\n"); 1852 "error: CONFIG_LBDAF not enabled");
1817 goto failed_mount; 1853 goto failed_mount;
1818 } 1854 }
1819 1855
@@ -1827,7 +1863,8 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
1827 sbi->s_group_desc = kmalloc(db_count * sizeof (struct buffer_head *), 1863 sbi->s_group_desc = kmalloc(db_count * sizeof (struct buffer_head *),
1828 GFP_KERNEL); 1864 GFP_KERNEL);
1829 if (sbi->s_group_desc == NULL) { 1865 if (sbi->s_group_desc == NULL) {
1830 printk (KERN_ERR "EXT3-fs: not enough memory\n"); 1866 ext3_msg(sb, KERN_ERR,
1867 "error: not enough memory");
1831 goto failed_mount; 1868 goto failed_mount;
1832 } 1869 }
1833 1870
@@ -1837,14 +1874,15 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
1837 block = descriptor_loc(sb, logic_sb_block, i); 1874 block = descriptor_loc(sb, logic_sb_block, i);
1838 sbi->s_group_desc[i] = sb_bread(sb, block); 1875 sbi->s_group_desc[i] = sb_bread(sb, block);
1839 if (!sbi->s_group_desc[i]) { 1876 if (!sbi->s_group_desc[i]) {
1840 printk (KERN_ERR "EXT3-fs: " 1877 ext3_msg(sb, KERN_ERR,
1841 "can't read group descriptor %d\n", i); 1878 "error: can't read group descriptor %d", i);
1842 db_count = i; 1879 db_count = i;
1843 goto failed_mount2; 1880 goto failed_mount2;
1844 } 1881 }
1845 } 1882 }
1846 if (!ext3_check_descriptors (sb)) { 1883 if (!ext3_check_descriptors (sb)) {
1847 printk(KERN_ERR "EXT3-fs: group descriptors corrupted!\n"); 1884 ext3_msg(sb, KERN_ERR,
1885 "error: group descriptors corrupted");
1848 goto failed_mount2; 1886 goto failed_mount2;
1849 } 1887 }
1850 sbi->s_gdb_count = db_count; 1888 sbi->s_gdb_count = db_count;
@@ -1862,7 +1900,7 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
1862 ext3_count_dirs(sb)); 1900 ext3_count_dirs(sb));
1863 } 1901 }
1864 if (err) { 1902 if (err) {
1865 printk(KERN_ERR "EXT3-fs: insufficient memory\n"); 1903 ext3_msg(sb, KERN_ERR, "error: insufficient memory");
1866 goto failed_mount3; 1904 goto failed_mount3;
1867 } 1905 }
1868 1906
@@ -1910,9 +1948,9 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
1910 goto failed_mount3; 1948 goto failed_mount3;
1911 } else { 1949 } else {
1912 if (!silent) 1950 if (!silent)
1913 printk (KERN_ERR 1951 ext3_msg(sb, KERN_ERR,
1914 "ext3: No journal on filesystem on %s\n", 1952 "error: no journal found. "
1915 sb->s_id); 1953 "mounting ext3 over ext2?");
1916 goto failed_mount3; 1954 goto failed_mount3;
1917 } 1955 }
1918 1956
@@ -1934,8 +1972,9 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
1934 case EXT3_MOUNT_WRITEBACK_DATA: 1972 case EXT3_MOUNT_WRITEBACK_DATA:
1935 if (!journal_check_available_features 1973 if (!journal_check_available_features
1936 (sbi->s_journal, 0, 0, JFS_FEATURE_INCOMPAT_REVOKE)) { 1974 (sbi->s_journal, 0, 0, JFS_FEATURE_INCOMPAT_REVOKE)) {
1937 printk(KERN_ERR "EXT3-fs: Journal does not support " 1975 ext3_msg(sb, KERN_ERR,
1938 "requested data journaling mode\n"); 1976 "error: journal does not support "
1977 "requested data journaling mode");
1939 goto failed_mount4; 1978 goto failed_mount4;
1940 } 1979 }
1941 default: 1980 default:
@@ -1944,8 +1983,9 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
1944 1983
1945 if (test_opt(sb, NOBH)) { 1984 if (test_opt(sb, NOBH)) {
1946 if (!(test_opt(sb, DATA_FLAGS) == EXT3_MOUNT_WRITEBACK_DATA)) { 1985 if (!(test_opt(sb, DATA_FLAGS) == EXT3_MOUNT_WRITEBACK_DATA)) {
1947 printk(KERN_WARNING "EXT3-fs: Ignoring nobh option - " 1986 ext3_msg(sb, KERN_WARNING,
1948 "its supported only with writeback mode\n"); 1987 "warning: ignoring nobh option - "
1988 "it is supported only with writeback mode");
1949 clear_opt(sbi->s_mount_opt, NOBH); 1989 clear_opt(sbi->s_mount_opt, NOBH);
1950 } 1990 }
1951 } 1991 }
@@ -1956,18 +1996,18 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
1956 1996
1957 root = ext3_iget(sb, EXT3_ROOT_INO); 1997 root = ext3_iget(sb, EXT3_ROOT_INO);
1958 if (IS_ERR(root)) { 1998 if (IS_ERR(root)) {
1959 printk(KERN_ERR "EXT3-fs: get root inode failed\n"); 1999 ext3_msg(sb, KERN_ERR, "error: get root inode failed");
1960 ret = PTR_ERR(root); 2000 ret = PTR_ERR(root);
1961 goto failed_mount4; 2001 goto failed_mount4;
1962 } 2002 }
1963 if (!S_ISDIR(root->i_mode) || !root->i_blocks || !root->i_size) { 2003 if (!S_ISDIR(root->i_mode) || !root->i_blocks || !root->i_size) {
1964 iput(root); 2004 iput(root);
1965 printk(KERN_ERR "EXT3-fs: corrupt root inode, run e2fsck\n"); 2005 ext3_msg(sb, KERN_ERR, "error: corrupt root inode, run e2fsck");
1966 goto failed_mount4; 2006 goto failed_mount4;
1967 } 2007 }
1968 sb->s_root = d_alloc_root(root); 2008 sb->s_root = d_alloc_root(root);
1969 if (!sb->s_root) { 2009 if (!sb->s_root) {
1970 printk(KERN_ERR "EXT3-fs: get root dentry failed\n"); 2010 ext3_msg(sb, KERN_ERR, "error: get root dentry failed");
1971 iput(root); 2011 iput(root);
1972 ret = -ENOMEM; 2012 ret = -ENOMEM;
1973 goto failed_mount4; 2013 goto failed_mount4;
@@ -1986,9 +2026,9 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
1986 ext3_orphan_cleanup(sb, es); 2026 ext3_orphan_cleanup(sb, es);
1987 EXT3_SB(sb)->s_mount_state &= ~EXT3_ORPHAN_FS; 2027 EXT3_SB(sb)->s_mount_state &= ~EXT3_ORPHAN_FS;
1988 if (needs_recovery) 2028 if (needs_recovery)
1989 printk (KERN_INFO "EXT3-fs: recovery complete.\n"); 2029 ext3_msg(sb, KERN_INFO, "recovery complete");
1990 ext3_mark_recovery_complete(sb, es); 2030 ext3_mark_recovery_complete(sb, es);
1991 printk (KERN_INFO "EXT3-fs: mounted filesystem with %s data mode.\n", 2031 ext3_msg(sb, KERN_INFO, "mounted filesystem with %s data mode",
1992 test_opt(sb,DATA_FLAGS) == EXT3_MOUNT_JOURNAL_DATA ? "journal": 2032 test_opt(sb,DATA_FLAGS) == EXT3_MOUNT_JOURNAL_DATA ? "journal":
1993 test_opt(sb,DATA_FLAGS) == EXT3_MOUNT_ORDERED_DATA ? "ordered": 2033 test_opt(sb,DATA_FLAGS) == EXT3_MOUNT_ORDERED_DATA ? "ordered":
1994 "writeback"); 2034 "writeback");
@@ -1998,7 +2038,8 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
1998 2038
1999cantfind_ext3: 2039cantfind_ext3:
2000 if (!silent) 2040 if (!silent)
2001 printk(KERN_ERR "VFS: Can't find ext3 filesystem on dev %s.\n", 2041 ext3_msg(sb, KERN_INFO,
2042 "error: can't find ext3 filesystem on dev %s.",
2002 sb->s_id); 2043 sb->s_id);
2003 goto failed_mount; 2044 goto failed_mount;
2004 2045
@@ -2066,27 +2107,27 @@ static journal_t *ext3_get_journal(struct super_block *sb,
2066 2107
2067 journal_inode = ext3_iget(sb, journal_inum); 2108 journal_inode = ext3_iget(sb, journal_inum);
2068 if (IS_ERR(journal_inode)) { 2109 if (IS_ERR(journal_inode)) {
2069 printk(KERN_ERR "EXT3-fs: no journal found.\n"); 2110 ext3_msg(sb, KERN_ERR, "error: no journal found");
2070 return NULL; 2111 return NULL;
2071 } 2112 }
2072 if (!journal_inode->i_nlink) { 2113 if (!journal_inode->i_nlink) {
2073 make_bad_inode(journal_inode); 2114 make_bad_inode(journal_inode);
2074 iput(journal_inode); 2115 iput(journal_inode);
2075 printk(KERN_ERR "EXT3-fs: journal inode is deleted.\n"); 2116 ext3_msg(sb, KERN_ERR, "error: journal inode is deleted");
2076 return NULL; 2117 return NULL;
2077 } 2118 }
2078 2119
2079 jbd_debug(2, "Journal inode found at %p: %Ld bytes\n", 2120 jbd_debug(2, "Journal inode found at %p: %Ld bytes\n",
2080 journal_inode, journal_inode->i_size); 2121 journal_inode, journal_inode->i_size);
2081 if (!S_ISREG(journal_inode->i_mode)) { 2122 if (!S_ISREG(journal_inode->i_mode)) {
2082 printk(KERN_ERR "EXT3-fs: invalid journal inode.\n"); 2123 ext3_msg(sb, KERN_ERR, "error: invalid journal inode");
2083 iput(journal_inode); 2124 iput(journal_inode);
2084 return NULL; 2125 return NULL;
2085 } 2126 }
2086 2127
2087 journal = journal_init_inode(journal_inode); 2128 journal = journal_init_inode(journal_inode);
2088 if (!journal) { 2129 if (!journal) {
2089 printk(KERN_ERR "EXT3-fs: Could not load journal inode\n"); 2130 ext3_msg(sb, KERN_ERR, "error: could not load journal inode");
2090 iput(journal_inode); 2131 iput(journal_inode);
2091 return NULL; 2132 return NULL;
2092 } 2133 }
@@ -2108,13 +2149,13 @@ static journal_t *ext3_get_dev_journal(struct super_block *sb,
2108 struct ext3_super_block * es; 2149 struct ext3_super_block * es;
2109 struct block_device *bdev; 2150 struct block_device *bdev;
2110 2151
2111 bdev = ext3_blkdev_get(j_dev); 2152 bdev = ext3_blkdev_get(j_dev, sb);
2112 if (bdev == NULL) 2153 if (bdev == NULL)
2113 return NULL; 2154 return NULL;
2114 2155
2115 if (bd_claim(bdev, sb)) { 2156 if (bd_claim(bdev, sb)) {
2116 printk(KERN_ERR 2157 ext3_msg(sb, KERN_ERR,
2117 "EXT3: failed to claim external journal device.\n"); 2158 "error: failed to claim external journal device");
2118 blkdev_put(bdev, FMODE_READ|FMODE_WRITE); 2159 blkdev_put(bdev, FMODE_READ|FMODE_WRITE);
2119 return NULL; 2160 return NULL;
2120 } 2161 }
@@ -2122,8 +2163,8 @@ static journal_t *ext3_get_dev_journal(struct super_block *sb,
2122 blocksize = sb->s_blocksize; 2163 blocksize = sb->s_blocksize;
2123 hblock = bdev_logical_block_size(bdev); 2164 hblock = bdev_logical_block_size(bdev);
2124 if (blocksize < hblock) { 2165 if (blocksize < hblock) {
2125 printk(KERN_ERR 2166 ext3_msg(sb, KERN_ERR,
2126 "EXT3-fs: blocksize too small for journal device.\n"); 2167 "error: blocksize too small for journal device");
2127 goto out_bdev; 2168 goto out_bdev;
2128 } 2169 }
2129 2170
@@ -2131,8 +2172,8 @@ static journal_t *ext3_get_dev_journal(struct super_block *sb,
2131 offset = EXT3_MIN_BLOCK_SIZE % blocksize; 2172 offset = EXT3_MIN_BLOCK_SIZE % blocksize;
2132 set_blocksize(bdev, blocksize); 2173 set_blocksize(bdev, blocksize);
2133 if (!(bh = __bread(bdev, sb_block, blocksize))) { 2174 if (!(bh = __bread(bdev, sb_block, blocksize))) {
2134 printk(KERN_ERR "EXT3-fs: couldn't read superblock of " 2175 ext3_msg(sb, KERN_ERR, "error: couldn't read superblock of "
2135 "external journal\n"); 2176 "external journal");
2136 goto out_bdev; 2177 goto out_bdev;
2137 } 2178 }
2138 2179
@@ -2140,14 +2181,14 @@ static journal_t *ext3_get_dev_journal(struct super_block *sb,
2140 if ((le16_to_cpu(es->s_magic) != EXT3_SUPER_MAGIC) || 2181 if ((le16_to_cpu(es->s_magic) != EXT3_SUPER_MAGIC) ||
2141 !(le32_to_cpu(es->s_feature_incompat) & 2182 !(le32_to_cpu(es->s_feature_incompat) &
2142 EXT3_FEATURE_INCOMPAT_JOURNAL_DEV)) { 2183 EXT3_FEATURE_INCOMPAT_JOURNAL_DEV)) {
2143 printk(KERN_ERR "EXT3-fs: external journal has " 2184 ext3_msg(sb, KERN_ERR, "error: external journal has "
2144 "bad superblock\n"); 2185 "bad superblock");
2145 brelse(bh); 2186 brelse(bh);
2146 goto out_bdev; 2187 goto out_bdev;
2147 } 2188 }
2148 2189
2149 if (memcmp(EXT3_SB(sb)->s_es->s_journal_uuid, es->s_uuid, 16)) { 2190 if (memcmp(EXT3_SB(sb)->s_es->s_journal_uuid, es->s_uuid, 16)) {
2150 printk(KERN_ERR "EXT3-fs: journal UUID does not match\n"); 2191 ext3_msg(sb, KERN_ERR, "error: journal UUID does not match");
2151 brelse(bh); 2192 brelse(bh);
2152 goto out_bdev; 2193 goto out_bdev;
2153 } 2194 }
@@ -2159,19 +2200,21 @@ static journal_t *ext3_get_dev_journal(struct super_block *sb,
2159 journal = journal_init_dev(bdev, sb->s_bdev, 2200 journal = journal_init_dev(bdev, sb->s_bdev,
2160 start, len, blocksize); 2201 start, len, blocksize);
2161 if (!journal) { 2202 if (!journal) {
2162 printk(KERN_ERR "EXT3-fs: failed to create device journal\n"); 2203 ext3_msg(sb, KERN_ERR,
2204 "error: failed to create device journal");
2163 goto out_bdev; 2205 goto out_bdev;
2164 } 2206 }
2165 journal->j_private = sb; 2207 journal->j_private = sb;
2166 ll_rw_block(READ, 1, &journal->j_sb_buffer); 2208 ll_rw_block(READ, 1, &journal->j_sb_buffer);
2167 wait_on_buffer(journal->j_sb_buffer); 2209 wait_on_buffer(journal->j_sb_buffer);
2168 if (!buffer_uptodate(journal->j_sb_buffer)) { 2210 if (!buffer_uptodate(journal->j_sb_buffer)) {
2169 printk(KERN_ERR "EXT3-fs: I/O error on journal device\n"); 2211 ext3_msg(sb, KERN_ERR, "I/O error on journal device");
2170 goto out_journal; 2212 goto out_journal;
2171 } 2213 }
2172 if (be32_to_cpu(journal->j_superblock->s_nr_users) != 1) { 2214 if (be32_to_cpu(journal->j_superblock->s_nr_users) != 1) {
2173 printk(KERN_ERR "EXT3-fs: External journal has more than one " 2215 ext3_msg(sb, KERN_ERR,
2174 "user (unsupported) - %d\n", 2216 "error: external journal has more than one "
2217 "user (unsupported) - %d",
2175 be32_to_cpu(journal->j_superblock->s_nr_users)); 2218 be32_to_cpu(journal->j_superblock->s_nr_users));
2176 goto out_journal; 2219 goto out_journal;
2177 } 2220 }
@@ -2197,8 +2240,8 @@ static int ext3_load_journal(struct super_block *sb,
2197 2240
2198 if (journal_devnum && 2241 if (journal_devnum &&
2199 journal_devnum != le32_to_cpu(es->s_journal_dev)) { 2242 journal_devnum != le32_to_cpu(es->s_journal_dev)) {
2200 printk(KERN_INFO "EXT3-fs: external journal device major/minor " 2243 ext3_msg(sb, KERN_INFO, "external journal device major/minor "
2201 "numbers have changed\n"); 2244 "numbers have changed");
2202 journal_dev = new_decode_dev(journal_devnum); 2245 journal_dev = new_decode_dev(journal_devnum);
2203 } else 2246 } else
2204 journal_dev = new_decode_dev(le32_to_cpu(es->s_journal_dev)); 2247 journal_dev = new_decode_dev(le32_to_cpu(es->s_journal_dev));
@@ -2213,21 +2256,21 @@ static int ext3_load_journal(struct super_block *sb,
2213 2256
2214 if (EXT3_HAS_INCOMPAT_FEATURE(sb, EXT3_FEATURE_INCOMPAT_RECOVER)) { 2257 if (EXT3_HAS_INCOMPAT_FEATURE(sb, EXT3_FEATURE_INCOMPAT_RECOVER)) {
2215 if (sb->s_flags & MS_RDONLY) { 2258 if (sb->s_flags & MS_RDONLY) {
2216 printk(KERN_INFO "EXT3-fs: INFO: recovery " 2259 ext3_msg(sb, KERN_INFO,
2217 "required on readonly filesystem.\n"); 2260 "recovery required on readonly filesystem");
2218 if (really_read_only) { 2261 if (really_read_only) {
2219 printk(KERN_ERR "EXT3-fs: write access " 2262 ext3_msg(sb, KERN_ERR, "error: write access "
2220 "unavailable, cannot proceed.\n"); 2263 "unavailable, cannot proceed");
2221 return -EROFS; 2264 return -EROFS;
2222 } 2265 }
2223 printk (KERN_INFO "EXT3-fs: write access will " 2266 ext3_msg(sb, KERN_INFO,
2224 "be enabled during recovery.\n"); 2267 "write access will be enabled during recovery");
2225 } 2268 }
2226 } 2269 }
2227 2270
2228 if (journal_inum && journal_dev) { 2271 if (journal_inum && journal_dev) {
2229 printk(KERN_ERR "EXT3-fs: filesystem has both journal " 2272 ext3_msg(sb, KERN_ERR, "error: filesystem has both journal "
2230 "and inode journals!\n"); 2273 "and inode journals");
2231 return -EINVAL; 2274 return -EINVAL;
2232 } 2275 }
2233 2276
@@ -2242,7 +2285,7 @@ static int ext3_load_journal(struct super_block *sb,
2242 if (!really_read_only && test_opt(sb, UPDATE_JOURNAL)) { 2285 if (!really_read_only && test_opt(sb, UPDATE_JOURNAL)) {
2243 err = journal_update_format(journal); 2286 err = journal_update_format(journal);
2244 if (err) { 2287 if (err) {
2245 printk(KERN_ERR "EXT3-fs: error updating journal.\n"); 2288 ext3_msg(sb, KERN_ERR, "error updating journal");
2246 journal_destroy(journal); 2289 journal_destroy(journal);
2247 return err; 2290 return err;
2248 } 2291 }
@@ -2254,7 +2297,7 @@ static int ext3_load_journal(struct super_block *sb,
2254 err = journal_load(journal); 2297 err = journal_load(journal);
2255 2298
2256 if (err) { 2299 if (err) {
2257 printk(KERN_ERR "EXT3-fs: error loading journal.\n"); 2300 ext3_msg(sb, KERN_ERR, "error loading journal");
2258 journal_destroy(journal); 2301 journal_destroy(journal);
2259 return err; 2302 return err;
2260 } 2303 }
@@ -2273,16 +2316,17 @@ static int ext3_load_journal(struct super_block *sb,
2273 return 0; 2316 return 0;
2274} 2317}
2275 2318
2276static int ext3_create_journal(struct super_block * sb, 2319static int ext3_create_journal(struct super_block *sb,
2277 struct ext3_super_block * es, 2320 struct ext3_super_block *es,
2278 unsigned int journal_inum) 2321 unsigned int journal_inum)
2279{ 2322{
2280 journal_t *journal; 2323 journal_t *journal;
2281 int err; 2324 int err;
2282 2325
2283 if (sb->s_flags & MS_RDONLY) { 2326 if (sb->s_flags & MS_RDONLY) {
2284 printk(KERN_ERR "EXT3-fs: readonly filesystem when trying to " 2327 ext3_msg(sb, KERN_ERR,
2285 "create journal.\n"); 2328 "error: readonly filesystem when trying to "
2329 "create journal");
2286 return -EROFS; 2330 return -EROFS;
2287 } 2331 }
2288 2332
@@ -2290,12 +2334,12 @@ static int ext3_create_journal(struct super_block * sb,
2290 if (!journal) 2334 if (!journal)
2291 return -EINVAL; 2335 return -EINVAL;
2292 2336
2293 printk(KERN_INFO "EXT3-fs: creating new journal on inode %u\n", 2337 ext3_msg(sb, KERN_INFO, "creating new journal on inode %u",
2294 journal_inum); 2338 journal_inum);
2295 2339
2296 err = journal_create(journal); 2340 err = journal_create(journal);
2297 if (err) { 2341 if (err) {
2298 printk(KERN_ERR "EXT3-fs: error creating journal.\n"); 2342 ext3_msg(sb, KERN_ERR, "error creating journal");
2299 journal_destroy(journal); 2343 journal_destroy(journal);
2300 return -EIO; 2344 return -EIO;
2301 } 2345 }
@@ -2376,8 +2420,8 @@ out:
2376 * has recorded an error from a previous lifetime, move that error to the 2420 * has recorded an error from a previous lifetime, move that error to the
2377 * main filesystem now. 2421 * main filesystem now.
2378 */ 2422 */
2379static void ext3_clear_journal_err(struct super_block * sb, 2423static void ext3_clear_journal_err(struct super_block *sb,
2380 struct ext3_super_block * es) 2424 struct ext3_super_block *es)
2381{ 2425{
2382 journal_t *journal; 2426 journal_t *journal;
2383 int j_errno; 2427 int j_errno;
@@ -2568,10 +2612,10 @@ static int ext3_remount (struct super_block * sb, int * flags, char * data)
2568 __le32 ret; 2612 __le32 ret;
2569 if ((ret = EXT3_HAS_RO_COMPAT_FEATURE(sb, 2613 if ((ret = EXT3_HAS_RO_COMPAT_FEATURE(sb,
2570 ~EXT3_FEATURE_RO_COMPAT_SUPP))) { 2614 ~EXT3_FEATURE_RO_COMPAT_SUPP))) {
2571 printk(KERN_WARNING "EXT3-fs: %s: couldn't " 2615 ext3_msg(sb, KERN_WARNING,
2572 "remount RDWR because of unsupported " 2616 "warning: couldn't remount RDWR "
2573 "optional features (%x).\n", 2617 "because of unsupported optional "
2574 sb->s_id, le32_to_cpu(ret)); 2618 "features (%x)", le32_to_cpu(ret));
2575 err = -EROFS; 2619 err = -EROFS;
2576 goto restore_opts; 2620 goto restore_opts;
2577 } 2621 }
@@ -2582,11 +2626,10 @@ static int ext3_remount (struct super_block * sb, int * flags, char * data)
2582 * require a full umount/remount for now. 2626 * require a full umount/remount for now.
2583 */ 2627 */
2584 if (es->s_last_orphan) { 2628 if (es->s_last_orphan) {
2585 printk(KERN_WARNING "EXT3-fs: %s: couldn't " 2629 ext3_msg(sb, KERN_WARNING, "warning: couldn't "
2586 "remount RDWR because of unprocessed " 2630 "remount RDWR because of unprocessed "
2587 "orphan inode list. Please " 2631 "orphan inode list. Please "
2588 "umount/remount instead.\n", 2632 "umount/remount instead.");
2589 sb->s_id);
2590 err = -EINVAL; 2633 err = -EINVAL;
2591 goto restore_opts; 2634 goto restore_opts;
2592 } 2635 }
@@ -2686,13 +2729,11 @@ static int ext3_statfs (struct dentry * dentry, struct kstatfs * buf)
2686 buf->f_bsize = sb->s_blocksize; 2729 buf->f_bsize = sb->s_blocksize;
2687 buf->f_blocks = le32_to_cpu(es->s_blocks_count) - sbi->s_overhead_last; 2730 buf->f_blocks = le32_to_cpu(es->s_blocks_count) - sbi->s_overhead_last;
2688 buf->f_bfree = percpu_counter_sum_positive(&sbi->s_freeblocks_counter); 2731 buf->f_bfree = percpu_counter_sum_positive(&sbi->s_freeblocks_counter);
2689 es->s_free_blocks_count = cpu_to_le32(buf->f_bfree);
2690 buf->f_bavail = buf->f_bfree - le32_to_cpu(es->s_r_blocks_count); 2732 buf->f_bavail = buf->f_bfree - le32_to_cpu(es->s_r_blocks_count);
2691 if (buf->f_bfree < le32_to_cpu(es->s_r_blocks_count)) 2733 if (buf->f_bfree < le32_to_cpu(es->s_r_blocks_count))
2692 buf->f_bavail = 0; 2734 buf->f_bavail = 0;
2693 buf->f_files = le32_to_cpu(es->s_inodes_count); 2735 buf->f_files = le32_to_cpu(es->s_inodes_count);
2694 buf->f_ffree = percpu_counter_sum_positive(&sbi->s_freeinodes_counter); 2736 buf->f_ffree = percpu_counter_sum_positive(&sbi->s_freeinodes_counter);
2695 es->s_free_inodes_count = cpu_to_le32(buf->f_ffree);
2696 buf->f_namelen = EXT3_NAME_LEN; 2737 buf->f_namelen = EXT3_NAME_LEN;
2697 fsid = le64_to_cpup((void *)es->s_uuid) ^ 2738 fsid = le64_to_cpup((void *)es->s_uuid) ^
2698 le64_to_cpup((void *)es->s_uuid + sizeof(u64)); 2739 le64_to_cpup((void *)es->s_uuid + sizeof(u64));
@@ -2837,9 +2878,9 @@ static int ext3_quota_on(struct super_block *sb, int type, int format_id,
2837 if (EXT3_SB(sb)->s_qf_names[type]) { 2878 if (EXT3_SB(sb)->s_qf_names[type]) {
2838 /* Quotafile not of fs root? */ 2879 /* Quotafile not of fs root? */
2839 if (path.dentry->d_parent != sb->s_root) 2880 if (path.dentry->d_parent != sb->s_root)
2840 printk(KERN_WARNING 2881 ext3_msg(sb, KERN_WARNING,
2841 "EXT3-fs: Quota file not on filesystem root. " 2882 "warning: Quota file not on filesystem root. "
2842 "Journaled quota will not work.\n"); 2883 "Journaled quota will not work.");
2843 } 2884 }
2844 2885
2845 /* 2886 /*
@@ -2921,8 +2962,9 @@ static ssize_t ext3_quota_write(struct super_block *sb, int type,
2921 handle_t *handle = journal_current_handle(); 2962 handle_t *handle = journal_current_handle();
2922 2963
2923 if (!handle) { 2964 if (!handle) {
2924 printk(KERN_WARNING "EXT3-fs: Quota write (off=%Lu, len=%Lu)" 2965 ext3_msg(sb, KERN_WARNING,
2925 " cancelled because transaction is not started.\n", 2966 "warning: quota write (off=%llu, len=%llu)"
2967 " cancelled because transaction is not started.",
2926 (unsigned long long)off, (unsigned long long)len); 2968 (unsigned long long)off, (unsigned long long)len);
2927 return -EIO; 2969 return -EIO;
2928 } 2970 }
diff --git a/fs/ext3/xattr.c b/fs/ext3/xattr.c
index 545e37c4b91e..387d92d00b97 100644
--- a/fs/ext3/xattr.c
+++ b/fs/ext3/xattr.c
@@ -960,6 +960,10 @@ ext3_xattr_set_handle(handle_t *handle, struct inode *inode, int name_index,
960 if (error) 960 if (error)
961 goto cleanup; 961 goto cleanup;
962 962
963 error = ext3_journal_get_write_access(handle, is.iloc.bh);
964 if (error)
965 goto cleanup;
966
963 if (EXT3_I(inode)->i_state & EXT3_STATE_NEW) { 967 if (EXT3_I(inode)->i_state & EXT3_STATE_NEW) {
964 struct ext3_inode *raw_inode = ext3_raw_inode(&is.iloc); 968 struct ext3_inode *raw_inode = ext3_raw_inode(&is.iloc);
965 memset(raw_inode, 0, EXT3_SB(inode->i_sb)->s_inode_size); 969 memset(raw_inode, 0, EXT3_SB(inode->i_sb)->s_inode_size);
@@ -985,9 +989,6 @@ ext3_xattr_set_handle(handle_t *handle, struct inode *inode, int name_index,
985 if (flags & XATTR_CREATE) 989 if (flags & XATTR_CREATE)
986 goto cleanup; 990 goto cleanup;
987 } 991 }
988 error = ext3_journal_get_write_access(handle, is.iloc.bh);
989 if (error)
990 goto cleanup;
991 if (!value) { 992 if (!value) {
992 if (!is.s.not_found) 993 if (!is.s.not_found)
993 error = ext3_xattr_ibody_set(handle, inode, &i, &is); 994 error = ext3_xattr_ibody_set(handle, inode, &i, &is);
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 8b58a144c31b..768c111a77ec 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -769,9 +769,22 @@ static inline void ext4_show_quota_options(struct seq_file *seq,
769#if defined(CONFIG_QUOTA) 769#if defined(CONFIG_QUOTA)
770 struct ext4_sb_info *sbi = EXT4_SB(sb); 770 struct ext4_sb_info *sbi = EXT4_SB(sb);
771 771
772 if (sbi->s_jquota_fmt) 772 if (sbi->s_jquota_fmt) {
773 seq_printf(seq, ",jqfmt=%s", 773 char *fmtname = "";
774 (sbi->s_jquota_fmt == QFMT_VFS_OLD) ? "vfsold" : "vfsv0"); 774
775 switch (sbi->s_jquota_fmt) {
776 case QFMT_VFS_OLD:
777 fmtname = "vfsold";
778 break;
779 case QFMT_VFS_V0:
780 fmtname = "vfsv0";
781 break;
782 case QFMT_VFS_V1:
783 fmtname = "vfsv1";
784 break;
785 }
786 seq_printf(seq, ",jqfmt=%s", fmtname);
787 }
775 788
776 if (sbi->s_qf_names[USRQUOTA]) 789 if (sbi->s_qf_names[USRQUOTA])
777 seq_printf(seq, ",usrjquota=%s", sbi->s_qf_names[USRQUOTA]); 790 seq_printf(seq, ",usrjquota=%s", sbi->s_qf_names[USRQUOTA]);
@@ -1084,9 +1097,9 @@ enum {
1084 Opt_abort, Opt_data_journal, Opt_data_ordered, Opt_data_writeback, 1097 Opt_abort, Opt_data_journal, Opt_data_ordered, Opt_data_writeback,
1085 Opt_data_err_abort, Opt_data_err_ignore, 1098 Opt_data_err_abort, Opt_data_err_ignore,
1086 Opt_usrjquota, Opt_grpjquota, Opt_offusrjquota, Opt_offgrpjquota, 1099 Opt_usrjquota, Opt_grpjquota, Opt_offusrjquota, Opt_offgrpjquota,
1087 Opt_jqfmt_vfsold, Opt_jqfmt_vfsv0, Opt_quota, Opt_noquota, 1100 Opt_jqfmt_vfsold, Opt_jqfmt_vfsv0, Opt_jqfmt_vfsv1, Opt_quota,
1088 Opt_ignore, Opt_barrier, Opt_nobarrier, Opt_err, Opt_resize, 1101 Opt_noquota, Opt_ignore, Opt_barrier, Opt_nobarrier, Opt_err,
1089 Opt_usrquota, Opt_grpquota, Opt_i_version, 1102 Opt_resize, Opt_usrquota, Opt_grpquota, Opt_i_version,
1090 Opt_stripe, Opt_delalloc, Opt_nodelalloc, 1103 Opt_stripe, Opt_delalloc, Opt_nodelalloc,
1091 Opt_block_validity, Opt_noblock_validity, 1104 Opt_block_validity, Opt_noblock_validity,
1092 Opt_inode_readahead_blks, Opt_journal_ioprio, 1105 Opt_inode_readahead_blks, Opt_journal_ioprio,
@@ -1137,6 +1150,7 @@ static const match_table_t tokens = {
1137 {Opt_grpjquota, "grpjquota=%s"}, 1150 {Opt_grpjquota, "grpjquota=%s"},
1138 {Opt_jqfmt_vfsold, "jqfmt=vfsold"}, 1151 {Opt_jqfmt_vfsold, "jqfmt=vfsold"},
1139 {Opt_jqfmt_vfsv0, "jqfmt=vfsv0"}, 1152 {Opt_jqfmt_vfsv0, "jqfmt=vfsv0"},
1153 {Opt_jqfmt_vfsv1, "jqfmt=vfsv1"},
1140 {Opt_grpquota, "grpquota"}, 1154 {Opt_grpquota, "grpquota"},
1141 {Opt_noquota, "noquota"}, 1155 {Opt_noquota, "noquota"},
1142 {Opt_quota, "quota"}, 1156 {Opt_quota, "quota"},
@@ -1439,6 +1453,9 @@ clear_qf_name:
1439 goto set_qf_format; 1453 goto set_qf_format;
1440 case Opt_jqfmt_vfsv0: 1454 case Opt_jqfmt_vfsv0:
1441 qfmt = QFMT_VFS_V0; 1455 qfmt = QFMT_VFS_V0;
1456 goto set_qf_format;
1457 case Opt_jqfmt_vfsv1:
1458 qfmt = QFMT_VFS_V1;
1442set_qf_format: 1459set_qf_format:
1443 if (sb_any_quota_loaded(sb) && 1460 if (sb_any_quota_loaded(sb) &&
1444 sbi->s_jquota_fmt != qfmt) { 1461 sbi->s_jquota_fmt != qfmt) {
@@ -1481,6 +1498,7 @@ set_qf_format:
1481 case Opt_offgrpjquota: 1498 case Opt_offgrpjquota:
1482 case Opt_jqfmt_vfsold: 1499 case Opt_jqfmt_vfsold:
1483 case Opt_jqfmt_vfsv0: 1500 case Opt_jqfmt_vfsv0:
1501 case Opt_jqfmt_vfsv1:
1484 ext4_msg(sb, KERN_ERR, 1502 ext4_msg(sb, KERN_ERR,
1485 "journaled quota options not supported"); 1503 "journaled quota options not supported");
1486 break; 1504 break;
diff --git a/fs/isofs/compress.c b/fs/isofs/compress.c
index defb932eee9a..0b3fa7974fa8 100644
--- a/fs/isofs/compress.c
+++ b/fs/isofs/compress.c
@@ -36,286 +36,323 @@ static void *zisofs_zlib_workspace;
36static DEFINE_MUTEX(zisofs_zlib_lock); 36static DEFINE_MUTEX(zisofs_zlib_lock);
37 37
38/* 38/*
39 * When decompressing, we typically obtain more than one page 39 * Read data of @inode from @block_start to @block_end and uncompress
40 * per reference. We inject the additional pages into the page 40 * to one zisofs block. Store the data in the @pages array with @pcount
41 * cache as a form of readahead. 41 * entries. Start storing at offset @poffset of the first page.
42 */ 42 */
43static int zisofs_readpage(struct file *file, struct page *page) 43static loff_t zisofs_uncompress_block(struct inode *inode, loff_t block_start,
44 loff_t block_end, int pcount,
45 struct page **pages, unsigned poffset,
46 int *errp)
44{ 47{
45 struct inode *inode = file->f_path.dentry->d_inode;
46 struct address_space *mapping = inode->i_mapping;
47 unsigned int maxpage, xpage, fpage, blockindex;
48 unsigned long offset;
49 unsigned long blockptr, blockendptr, cstart, cend, csize;
50 struct buffer_head *bh, *ptrbh[2];
51 unsigned long bufsize = ISOFS_BUFFER_SIZE(inode);
52 unsigned int bufshift = ISOFS_BUFFER_BITS(inode);
53 unsigned long bufmask = bufsize - 1;
54 int err = -EIO;
55 int i;
56 unsigned int header_size = ISOFS_I(inode)->i_format_parm[0];
57 unsigned int zisofs_block_shift = ISOFS_I(inode)->i_format_parm[1]; 48 unsigned int zisofs_block_shift = ISOFS_I(inode)->i_format_parm[1];
58 /* unsigned long zisofs_block_size = 1UL << zisofs_block_shift; */ 49 unsigned int bufsize = ISOFS_BUFFER_SIZE(inode);
59 unsigned int zisofs_block_page_shift = zisofs_block_shift-PAGE_CACHE_SHIFT; 50 unsigned int bufshift = ISOFS_BUFFER_BITS(inode);
60 unsigned long zisofs_block_pages = 1UL << zisofs_block_page_shift; 51 unsigned int bufmask = bufsize - 1;
61 unsigned long zisofs_block_page_mask = zisofs_block_pages-1; 52 int i, block_size = block_end - block_start;
62 struct page *pages[zisofs_block_pages]; 53 z_stream stream = { .total_out = 0,
63 unsigned long index = page->index; 54 .avail_in = 0,
64 int indexblocks; 55 .avail_out = 0, };
65 56 int zerr;
66 /* We have already been given one page, this is the one 57 int needblocks = (block_size + (block_start & bufmask) + bufmask)
67 we must do. */ 58 >> bufshift;
68 xpage = index & zisofs_block_page_mask; 59 int haveblocks;
69 pages[xpage] = page; 60 blkcnt_t blocknum;
70 61 struct buffer_head *bhs[needblocks + 1];
71 /* The remaining pages need to be allocated and inserted */ 62 int curbh, curpage;
72 offset = index & ~zisofs_block_page_mask; 63
73 blockindex = offset >> zisofs_block_page_shift; 64 if (block_size > deflateBound(1UL << zisofs_block_shift)) {
74 maxpage = (inode->i_size + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; 65 *errp = -EIO;
75
76 /*
77 * If this page is wholly outside i_size we just return zero;
78 * do_generic_file_read() will handle this for us
79 */
80 if (page->index >= maxpage) {
81 SetPageUptodate(page);
82 unlock_page(page);
83 return 0; 66 return 0;
84 } 67 }
85 68 /* Empty block? */
86 maxpage = min(zisofs_block_pages, maxpage-offset); 69 if (block_size == 0) {
87 70 for ( i = 0 ; i < pcount ; i++ ) {
88 for ( i = 0 ; i < maxpage ; i++, offset++ ) { 71 if (!pages[i])
89 if ( i != xpage ) { 72 continue;
90 pages[i] = grab_cache_page_nowait(mapping, offset); 73 memset(page_address(pages[i]), 0, PAGE_CACHE_SIZE);
91 } 74 flush_dcache_page(pages[i]);
92 page = pages[i]; 75 SetPageUptodate(pages[i]);
93 if ( page ) {
94 ClearPageError(page);
95 kmap(page);
96 } 76 }
77 return ((loff_t)pcount) << PAGE_CACHE_SHIFT;
97 } 78 }
98 79
99 /* This is the last page filled, plus one; used in case of abort. */ 80 /* Because zlib is not thread-safe, do all the I/O at the top. */
100 fpage = 0; 81 blocknum = block_start >> bufshift;
82 memset(bhs, 0, (needblocks + 1) * sizeof(struct buffer_head *));
83 haveblocks = isofs_get_blocks(inode, blocknum, bhs, needblocks);
84 ll_rw_block(READ, haveblocks, bhs);
101 85
102 /* Find the pointer to this specific chunk */ 86 curbh = 0;
103 /* Note: we're not using isonum_731() here because the data is known aligned */ 87 curpage = 0;
104 /* Note: header_size is in 32-bit words (4 bytes) */ 88 /*
105 blockptr = (header_size + blockindex) << 2; 89 * First block is special since it may be fractional. We also wait for
106 blockendptr = blockptr + 4; 90 * it before grabbing the zlib mutex; odds are that the subsequent
91 * blocks are going to come in in short order so we don't hold the zlib
92 * mutex longer than necessary.
93 */
107 94
108 indexblocks = ((blockptr^blockendptr) >> bufshift) ? 2 : 1; 95 if (!bhs[0])
109 ptrbh[0] = ptrbh[1] = NULL; 96 goto b_eio;
110 97
111 if ( isofs_get_blocks(inode, blockptr >> bufshift, ptrbh, indexblocks) != indexblocks ) { 98 wait_on_buffer(bhs[0]);
112 if ( ptrbh[0] ) brelse(ptrbh[0]); 99 if (!buffer_uptodate(bhs[0])) {
113 printk(KERN_DEBUG "zisofs: Null buffer on reading block table, inode = %lu, block = %lu\n", 100 *errp = -EIO;
114 inode->i_ino, blockptr >> bufshift); 101 goto b_eio;
115 goto eio;
116 }
117 ll_rw_block(READ, indexblocks, ptrbh);
118
119 bh = ptrbh[0];
120 if ( !bh || (wait_on_buffer(bh), !buffer_uptodate(bh)) ) {
121 printk(KERN_DEBUG "zisofs: Failed to read block table, inode = %lu, block = %lu\n",
122 inode->i_ino, blockptr >> bufshift);
123 if ( ptrbh[1] )
124 brelse(ptrbh[1]);
125 goto eio;
126 }
127 cstart = le32_to_cpu(*(__le32 *)(bh->b_data + (blockptr & bufmask)));
128
129 if ( indexblocks == 2 ) {
130 /* We just crossed a block boundary. Switch to the next block */
131 brelse(bh);
132 bh = ptrbh[1];
133 if ( !bh || (wait_on_buffer(bh), !buffer_uptodate(bh)) ) {
134 printk(KERN_DEBUG "zisofs: Failed to read block table, inode = %lu, block = %lu\n",
135 inode->i_ino, blockendptr >> bufshift);
136 goto eio;
137 }
138 } 102 }
139 cend = le32_to_cpu(*(__le32 *)(bh->b_data + (blockendptr & bufmask)));
140 brelse(bh);
141 103
142 if (cstart > cend) 104 stream.workspace = zisofs_zlib_workspace;
143 goto eio; 105 mutex_lock(&zisofs_zlib_lock);
144 106
145 csize = cend-cstart; 107 zerr = zlib_inflateInit(&stream);
146 108 if (zerr != Z_OK) {
147 if (csize > deflateBound(1UL << zisofs_block_shift)) 109 if (zerr == Z_MEM_ERROR)
148 goto eio; 110 *errp = -ENOMEM;
149 111 else
150 /* Now page[] contains an array of pages, any of which can be NULL, 112 *errp = -EIO;
151 and the locks on which we hold. We should now read the data and 113 printk(KERN_DEBUG "zisofs: zisofs_inflateInit returned %d\n",
152 release the pages. If the pages are NULL the decompressed data 114 zerr);
153 for that particular page should be discarded. */ 115 goto z_eio;
154 116 }
155 if ( csize == 0 ) { 117
156 /* This data block is empty. */ 118 while (curpage < pcount && curbh < haveblocks &&
157 119 zerr != Z_STREAM_END) {
158 for ( fpage = 0 ; fpage < maxpage ; fpage++ ) { 120 if (!stream.avail_out) {
159 if ( (page = pages[fpage]) != NULL ) { 121 if (pages[curpage]) {
160 memset(page_address(page), 0, PAGE_CACHE_SIZE); 122 stream.next_out = page_address(pages[curpage])
161 123 + poffset;
162 flush_dcache_page(page); 124 stream.avail_out = PAGE_CACHE_SIZE - poffset;
163 SetPageUptodate(page); 125 poffset = 0;
164 kunmap(page); 126 } else {
165 unlock_page(page); 127 stream.next_out = (void *)&zisofs_sink_page;
166 if ( fpage == xpage ) 128 stream.avail_out = PAGE_CACHE_SIZE;
167 err = 0; /* The critical page */
168 else
169 page_cache_release(page);
170 } 129 }
171 } 130 }
172 } else { 131 if (!stream.avail_in) {
173 /* This data block is compressed. */ 132 wait_on_buffer(bhs[curbh]);
174 z_stream stream; 133 if (!buffer_uptodate(bhs[curbh])) {
175 int bail = 0, left_out = -1; 134 *errp = -EIO;
176 int zerr; 135 break;
177 int needblocks = (csize + (cstart & bufmask) + bufmask) >> bufshift; 136 }
178 int haveblocks; 137 stream.next_in = bhs[curbh]->b_data +
179 struct buffer_head *bhs[needblocks+1]; 138 (block_start & bufmask);
180 struct buffer_head **bhptr; 139 stream.avail_in = min_t(unsigned, bufsize -
181 140 (block_start & bufmask),
182 /* Because zlib is not thread-safe, do all the I/O at the top. */ 141 block_size);
183 142 block_size -= stream.avail_in;
184 blockptr = cstart >> bufshift; 143 block_start = 0;
185 memset(bhs, 0, (needblocks+1)*sizeof(struct buffer_head *));
186 haveblocks = isofs_get_blocks(inode, blockptr, bhs, needblocks);
187 ll_rw_block(READ, haveblocks, bhs);
188
189 bhptr = &bhs[0];
190 bh = *bhptr++;
191
192 /* First block is special since it may be fractional.
193 We also wait for it before grabbing the zlib
194 mutex; odds are that the subsequent blocks are
195 going to come in in short order so we don't hold
196 the zlib mutex longer than necessary. */
197
198 if ( !bh || (wait_on_buffer(bh), !buffer_uptodate(bh)) ) {
199 printk(KERN_DEBUG "zisofs: Hit null buffer, fpage = %d, xpage = %d, csize = %ld\n",
200 fpage, xpage, csize);
201 goto b_eio;
202 }
203 stream.next_in = bh->b_data + (cstart & bufmask);
204 stream.avail_in = min(bufsize-(cstart & bufmask), csize);
205 csize -= stream.avail_in;
206
207 stream.workspace = zisofs_zlib_workspace;
208 mutex_lock(&zisofs_zlib_lock);
209
210 zerr = zlib_inflateInit(&stream);
211 if ( zerr != Z_OK ) {
212 if ( err && zerr == Z_MEM_ERROR )
213 err = -ENOMEM;
214 printk(KERN_DEBUG "zisofs: zisofs_inflateInit returned %d\n",
215 zerr);
216 goto z_eio;
217 } 144 }
218 145
219 while ( !bail && fpage < maxpage ) { 146 while (stream.avail_out && stream.avail_in) {
220 page = pages[fpage]; 147 zerr = zlib_inflate(&stream, Z_SYNC_FLUSH);
221 if ( page ) 148 if (zerr == Z_BUF_ERROR && stream.avail_in == 0)
222 stream.next_out = page_address(page); 149 break;
223 else 150 if (zerr == Z_STREAM_END)
224 stream.next_out = (void *)&zisofs_sink_page; 151 break;
225 stream.avail_out = PAGE_CACHE_SIZE; 152 if (zerr != Z_OK) {
226 153 /* EOF, error, or trying to read beyond end of input */
227 while ( stream.avail_out ) { 154 if (zerr == Z_MEM_ERROR)
228 int ao, ai; 155 *errp = -ENOMEM;
229 if ( stream.avail_in == 0 && left_out ) { 156 else {
230 if ( !csize ) { 157 printk(KERN_DEBUG
231 printk(KERN_WARNING "zisofs: ZF read beyond end of input\n"); 158 "zisofs: zisofs_inflate returned"
232 bail = 1; 159 " %d, inode = %lu,"
233 break; 160 " page idx = %d, bh idx = %d,"
234 } else { 161 " avail_in = %d,"
235 bh = *bhptr++; 162 " avail_out = %d\n",
236 if ( !bh || 163 zerr, inode->i_ino, curpage,
237 (wait_on_buffer(bh), !buffer_uptodate(bh)) ) { 164 curbh, stream.avail_in,
238 /* Reached an EIO */ 165 stream.avail_out);
239 printk(KERN_DEBUG "zisofs: Hit null buffer, fpage = %d, xpage = %d, csize = %ld\n", 166 *errp = -EIO;
240 fpage, xpage, csize);
241
242 bail = 1;
243 break;
244 }
245 stream.next_in = bh->b_data;
246 stream.avail_in = min(csize,bufsize);
247 csize -= stream.avail_in;
248 }
249 }
250 ao = stream.avail_out; ai = stream.avail_in;
251 zerr = zlib_inflate(&stream, Z_SYNC_FLUSH);
252 left_out = stream.avail_out;
253 if ( zerr == Z_BUF_ERROR && stream.avail_in == 0 )
254 continue;
255 if ( zerr != Z_OK ) {
256 /* EOF, error, or trying to read beyond end of input */
257 if ( err && zerr == Z_MEM_ERROR )
258 err = -ENOMEM;
259 if ( zerr != Z_STREAM_END )
260 printk(KERN_DEBUG "zisofs: zisofs_inflate returned %d, inode = %lu, index = %lu, fpage = %d, xpage = %d, avail_in = %d, avail_out = %d, ai = %d, ao = %d\n",
261 zerr, inode->i_ino, index,
262 fpage, xpage,
263 stream.avail_in, stream.avail_out,
264 ai, ao);
265 bail = 1;
266 break;
267 } 167 }
168 goto inflate_out;
268 } 169 }
170 }
269 171
270 if ( stream.avail_out && zerr == Z_STREAM_END ) { 172 if (!stream.avail_out) {
271 /* Fractional page written before EOF. This may 173 /* This page completed */
272 be the last page in the file. */ 174 if (pages[curpage]) {
273 memset(stream.next_out, 0, stream.avail_out); 175 flush_dcache_page(pages[curpage]);
274 stream.avail_out = 0; 176 SetPageUptodate(pages[curpage]);
275 } 177 }
178 curpage++;
179 }
180 if (!stream.avail_in)
181 curbh++;
182 }
183inflate_out:
184 zlib_inflateEnd(&stream);
276 185
277 if ( !stream.avail_out ) { 186z_eio:
278 /* This page completed */ 187 mutex_unlock(&zisofs_zlib_lock);
279 if ( page ) { 188
280 flush_dcache_page(page); 189b_eio:
281 SetPageUptodate(page); 190 for (i = 0; i < haveblocks; i++)
282 kunmap(page); 191 brelse(bhs[i]);
283 unlock_page(page); 192 return stream.total_out;
284 if ( fpage == xpage ) 193}
285 err = 0; /* The critical page */ 194
286 else 195/*
287 page_cache_release(page); 196 * Uncompress data so that pages[full_page] is fully uptodate and possibly
288 } 197 * fills in other pages if we have data for them.
289 fpage++; 198 */
290 } 199static int zisofs_fill_pages(struct inode *inode, int full_page, int pcount,
200 struct page **pages)
201{
202 loff_t start_off, end_off;
203 loff_t block_start, block_end;
204 unsigned int header_size = ISOFS_I(inode)->i_format_parm[0];
205 unsigned int zisofs_block_shift = ISOFS_I(inode)->i_format_parm[1];
206 unsigned int blockptr;
207 loff_t poffset = 0;
208 blkcnt_t cstart_block, cend_block;
209 struct buffer_head *bh;
210 unsigned int blkbits = ISOFS_BUFFER_BITS(inode);
211 unsigned int blksize = 1 << blkbits;
212 int err;
213 loff_t ret;
214
215 BUG_ON(!pages[full_page]);
216
217 /*
218 * We want to read at least 'full_page' page. Because we have to
219 * uncompress the whole compression block anyway, fill the surrounding
220 * pages with the data we have anyway...
221 */
222 start_off = page_offset(pages[full_page]);
223 end_off = min_t(loff_t, start_off + PAGE_CACHE_SIZE, inode->i_size);
224
225 cstart_block = start_off >> zisofs_block_shift;
226 cend_block = (end_off + (1 << zisofs_block_shift) - 1)
227 >> zisofs_block_shift;
228
229 WARN_ON(start_off - (full_page << PAGE_CACHE_SHIFT) !=
230 ((cstart_block << zisofs_block_shift) & PAGE_CACHE_MASK));
231
232 /* Find the pointer to this specific chunk */
233 /* Note: we're not using isonum_731() here because the data is known aligned */
234 /* Note: header_size is in 32-bit words (4 bytes) */
235 blockptr = (header_size + cstart_block) << 2;
236 bh = isofs_bread(inode, blockptr >> blkbits);
237 if (!bh)
238 return -EIO;
239 block_start = le32_to_cpu(*(__le32 *)
240 (bh->b_data + (blockptr & (blksize - 1))));
241
242 while (cstart_block < cend_block && pcount > 0) {
243 /* Load end of the compressed block in the file */
244 blockptr += 4;
245 /* Traversed to next block? */
246 if (!(blockptr & (blksize - 1))) {
247 brelse(bh);
248
249 bh = isofs_bread(inode, blockptr >> blkbits);
250 if (!bh)
251 return -EIO;
252 }
253 block_end = le32_to_cpu(*(__le32 *)
254 (bh->b_data + (blockptr & (blksize - 1))));
255 if (block_start > block_end) {
256 brelse(bh);
257 return -EIO;
258 }
259 err = 0;
260 ret = zisofs_uncompress_block(inode, block_start, block_end,
261 pcount, pages, poffset, &err);
262 poffset += ret;
263 pages += poffset >> PAGE_CACHE_SHIFT;
264 pcount -= poffset >> PAGE_CACHE_SHIFT;
265 full_page -= poffset >> PAGE_CACHE_SHIFT;
266 poffset &= ~PAGE_CACHE_MASK;
267
268 if (err) {
269 brelse(bh);
270 /*
271 * Did we finish reading the page we really wanted
272 * to read?
273 */
274 if (full_page < 0)
275 return 0;
276 return err;
291 } 277 }
292 zlib_inflateEnd(&stream);
293 278
294 z_eio: 279 block_start = block_end;
295 mutex_unlock(&zisofs_zlib_lock); 280 cstart_block++;
281 }
282
283 if (poffset && *pages) {
284 memset(page_address(*pages) + poffset, 0,
285 PAGE_CACHE_SIZE - poffset);
286 flush_dcache_page(*pages);
287 SetPageUptodate(*pages);
288 }
289 return 0;
290}
296 291
297 b_eio: 292/*
298 for ( i = 0 ; i < haveblocks ; i++ ) { 293 * When decompressing, we typically obtain more than one page
299 if ( bhs[i] ) 294 * per reference. We inject the additional pages into the page
300 brelse(bhs[i]); 295 * cache as a form of readahead.
296 */
297static int zisofs_readpage(struct file *file, struct page *page)
298{
299 struct inode *inode = file->f_path.dentry->d_inode;
300 struct address_space *mapping = inode->i_mapping;
301 int err;
302 int i, pcount, full_page;
303 unsigned int zisofs_block_shift = ISOFS_I(inode)->i_format_parm[1];
304 unsigned int zisofs_pages_per_cblock =
305 PAGE_CACHE_SHIFT <= zisofs_block_shift ?
306 (1 << (zisofs_block_shift - PAGE_CACHE_SHIFT)) : 0;
307 struct page *pages[max_t(unsigned, zisofs_pages_per_cblock, 1)];
308 pgoff_t index = page->index, end_index;
309
310 end_index = (inode->i_size + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT;
311 /*
312 * If this page is wholly outside i_size we just return zero;
313 * do_generic_file_read() will handle this for us
314 */
315 if (index >= end_index) {
316 SetPageUptodate(page);
317 unlock_page(page);
318 return 0;
319 }
320
321 if (PAGE_CACHE_SHIFT <= zisofs_block_shift) {
322 /* We have already been given one page, this is the one
323 we must do. */
324 full_page = index & (zisofs_pages_per_cblock - 1);
325 pcount = min_t(int, zisofs_pages_per_cblock,
326 end_index - (index & ~(zisofs_pages_per_cblock - 1)));
327 index -= full_page;
328 } else {
329 full_page = 0;
330 pcount = 1;
331 }
332 pages[full_page] = page;
333
334 for (i = 0; i < pcount; i++, index++) {
335 if (i != full_page)
336 pages[i] = grab_cache_page_nowait(mapping, index);
337 if (pages[i]) {
338 ClearPageError(pages[i]);
339 kmap(pages[i]);
301 } 340 }
302 } 341 }
303 342
304eio: 343 err = zisofs_fill_pages(inode, full_page, pcount, pages);
305 344
306 /* Release any residual pages, do not SetPageUptodate */ 345 /* Release any residual pages, do not SetPageUptodate */
307 while ( fpage < maxpage ) { 346 for (i = 0; i < pcount; i++) {
308 page = pages[fpage]; 347 if (pages[i]) {
309 if ( page ) { 348 flush_dcache_page(pages[i]);
310 flush_dcache_page(page); 349 if (i == full_page && err)
311 if ( fpage == xpage ) 350 SetPageError(pages[i]);
312 SetPageError(page); 351 kunmap(pages[i]);
313 kunmap(page); 352 unlock_page(pages[i]);
314 unlock_page(page); 353 if (i != full_page)
315 if ( fpage != xpage ) 354 page_cache_release(pages[i]);
316 page_cache_release(page);
317 } 355 }
318 fpage++;
319 } 356 }
320 357
321 /* At this point, err contains 0 or -EIO depending on the "critical" page */ 358 /* At this point, err contains 0 or -EIO depending on the "critical" page */
diff --git a/fs/isofs/rock.c b/fs/isofs/rock.c
index c2fb2dd0131f..96a685c550fd 100644
--- a/fs/isofs/rock.c
+++ b/fs/isofs/rock.c
@@ -518,8 +518,7 @@ repeat:
518 if (algo == SIG('p', 'z')) { 518 if (algo == SIG('p', 'z')) {
519 int block_shift = 519 int block_shift =
520 isonum_711(&rr->u.ZF.parms[1]); 520 isonum_711(&rr->u.ZF.parms[1]);
521 if (block_shift < PAGE_CACHE_SHIFT 521 if (block_shift > 17) {
522 || block_shift > 17) {
523 printk(KERN_WARNING "isofs: " 522 printk(KERN_WARNING "isofs: "
524 "Can't handle ZF block " 523 "Can't handle ZF block "
525 "size of 2^%d\n", 524 "size of 2^%d\n",
diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c
index 8896c1d4febe..6a10238d2c63 100644
--- a/fs/jbd2/commit.c
+++ b/fs/jbd2/commit.c
@@ -286,7 +286,7 @@ static int journal_finish_inode_data_buffers(journal_t *journal,
286 if (err) { 286 if (err) {
287 /* 287 /*
288 * Because AS_EIO is cleared by 288 * Because AS_EIO is cleared by
289 * wait_on_page_writeback_range(), set it again so 289 * filemap_fdatawait_range(), set it again so
290 * that user process can get -EIO from fsync(). 290 * that user process can get -EIO from fsync().
291 */ 291 */
292 set_bit(AS_EIO, 292 set_bit(AS_EIO,
diff --git a/fs/namei.c b/fs/namei.c
index d3c190c35fcc..87f97ba90ad1 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1656,6 +1656,15 @@ struct file *do_filp_open(int dfd, const char *pathname,
1656 int will_write; 1656 int will_write;
1657 int flag = open_to_namei_flags(open_flag); 1657 int flag = open_to_namei_flags(open_flag);
1658 1658
1659 /*
1660 * O_SYNC is implemented as __O_SYNC|O_DSYNC. As many places only
1661 * check for O_DSYNC if the need any syncing at all we enforce it's
1662 * always set instead of having to deal with possibly weird behaviour
1663 * for malicious applications setting only __O_SYNC.
1664 */
1665 if (open_flag & __O_SYNC)
1666 open_flag |= O_DSYNC;
1667
1659 if (!acc_mode) 1668 if (!acc_mode)
1660 acc_mode = MAY_OPEN | ACC_MODE(flag); 1669 acc_mode = MAY_OPEN | ACC_MODE(flag);
1661 1670
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index f5fdd39e037a..6b891328f332 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -581,7 +581,7 @@ static int nfs_need_sync_write(struct file *filp, struct inode *inode)
581{ 581{
582 struct nfs_open_context *ctx; 582 struct nfs_open_context *ctx;
583 583
584 if (IS_SYNC(inode) || (filp->f_flags & O_SYNC)) 584 if (IS_SYNC(inode) || (filp->f_flags & O_DSYNC))
585 return 1; 585 return 1;
586 ctx = nfs_file_open_context(filp); 586 ctx = nfs_file_open_context(filp);
587 if (test_bit(NFS_CONTEXT_ERROR_WRITE, &ctx->flags)) 587 if (test_bit(NFS_CONTEXT_ERROR_WRITE, &ctx->flags))
@@ -622,7 +622,7 @@ static ssize_t nfs_file_write(struct kiocb *iocb, const struct iovec *iov,
622 622
623 nfs_add_stats(inode, NFSIOS_NORMALWRITTENBYTES, count); 623 nfs_add_stats(inode, NFSIOS_NORMALWRITTENBYTES, count);
624 result = generic_file_aio_write(iocb, iov, nr_segs, pos); 624 result = generic_file_aio_write(iocb, iov, nr_segs, pos);
625 /* Return error values for O_SYNC and IS_SYNC() */ 625 /* Return error values for O_DSYNC and IS_SYNC() */
626 if (result >= 0 && nfs_need_sync_write(iocb->ki_filp, inode)) { 626 if (result >= 0 && nfs_need_sync_write(iocb->ki_filp, inode)) {
627 int err = nfs_do_fsync(nfs_file_open_context(iocb->ki_filp), inode); 627 int err = nfs_do_fsync(nfs_file_open_context(iocb->ki_filp), inode);
628 if (err < 0) 628 if (err < 0)
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index c84b5cc1a943..b1ce2ea9b93b 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -774,7 +774,7 @@ int nfs_updatepage(struct file *file, struct page *page,
774 */ 774 */
775 if (nfs_write_pageuptodate(page, inode) && 775 if (nfs_write_pageuptodate(page, inode) &&
776 inode->i_flock == NULL && 776 inode->i_flock == NULL &&
777 !(file->f_flags & O_SYNC)) { 777 !(file->f_flags & O_DSYNC)) {
778 count = max(count + offset, nfs_page_length(page)); 778 count = max(count + offset, nfs_page_length(page));
779 offset = 0; 779 offset = 0;
780 } 780 }
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index de059f490586..3d30a1c974a8 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -2006,7 +2006,7 @@ out_dio:
2006 /* buffered aio wouldn't have proper lock coverage today */ 2006 /* buffered aio wouldn't have proper lock coverage today */
2007 BUG_ON(ret == -EIOCBQUEUED && !(file->f_flags & O_DIRECT)); 2007 BUG_ON(ret == -EIOCBQUEUED && !(file->f_flags & O_DIRECT));
2008 2008
2009 if ((file->f_flags & O_SYNC && !direct_io) || IS_SYNC(inode)) { 2009 if ((file->f_flags & O_DSYNC && !direct_io) || IS_SYNC(inode)) {
2010 ret = filemap_fdatawrite_range(file->f_mapping, pos, 2010 ret = filemap_fdatawrite_range(file->f_mapping, pos,
2011 pos + count - 1); 2011 pos + count - 1);
2012 if (ret < 0) 2012 if (ret < 0)
diff --git a/fs/ocfs2/quota.h b/fs/ocfs2/quota.h
index e5df9d170b0c..123bc520a2c0 100644
--- a/fs/ocfs2/quota.h
+++ b/fs/ocfs2/quota.h
@@ -17,10 +17,6 @@
17 17
18#include "ocfs2.h" 18#include "ocfs2.h"
19 19
20/* Common stuff */
21/* id number of quota format */
22#define QFMT_OCFS2 3
23
24/* 20/*
25 * In-memory structures 21 * In-memory structures
26 */ 22 */
diff --git a/fs/ocfs2/quota_local.c b/fs/ocfs2/quota_local.c
index 1a2c50a759fa..21f9e71223ca 100644
--- a/fs/ocfs2/quota_local.c
+++ b/fs/ocfs2/quota_local.c
@@ -1325,7 +1325,7 @@ out:
1325 return status; 1325 return status;
1326} 1326}
1327 1327
1328static struct quota_format_ops ocfs2_format_ops = { 1328static const struct quota_format_ops ocfs2_format_ops = {
1329 .check_quota_file = ocfs2_local_check_quota_file, 1329 .check_quota_file = ocfs2_local_check_quota_file,
1330 .read_file_info = ocfs2_local_read_info, 1330 .read_file_info = ocfs2_local_read_info,
1331 .write_file_info = ocfs2_global_write_info, 1331 .write_file_info = ocfs2_global_write_info,
diff --git a/fs/quota/Kconfig b/fs/quota/Kconfig
index 353e78a9ebee..efc02ebb8c70 100644
--- a/fs/quota/Kconfig
+++ b/fs/quota/Kconfig
@@ -46,12 +46,14 @@ config QFMT_V1
46 format say Y here. 46 format say Y here.
47 47
48config QFMT_V2 48config QFMT_V2
49 tristate "Quota format v2 support" 49 tristate "Quota format vfsv0 and vfsv1 support"
50 depends on QUOTA 50 depends on QUOTA
51 select QUOTA_TREE 51 select QUOTA_TREE
52 help 52 help
53 This quota format allows using quotas with 32-bit UIDs/GIDs. If you 53 This config option enables kernel support for vfsv0 and vfsv1 quota
54 need this functionality say Y here. 54 formats. Both these formats support 32-bit UIDs/GIDs and vfsv1 format
55 also supports 64-bit inode and block quota limits. If you need this
56 functionality say Y here.
55 57
56config QUOTACTL 58config QUOTACTL
57 bool 59 bool
diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c
index eb5a755718f6..cd6bb9a33c13 100644
--- a/fs/quota/dquot.c
+++ b/fs/quota/dquot.c
@@ -2164,7 +2164,9 @@ int vfs_quota_on_mount(struct super_block *sb, char *qf_name,
2164 struct dentry *dentry; 2164 struct dentry *dentry;
2165 int error; 2165 int error;
2166 2166
2167 mutex_lock(&sb->s_root->d_inode->i_mutex);
2167 dentry = lookup_one_len(qf_name, sb->s_root, strlen(qf_name)); 2168 dentry = lookup_one_len(qf_name, sb->s_root, strlen(qf_name));
2169 mutex_unlock(&sb->s_root->d_inode->i_mutex);
2168 if (IS_ERR(dentry)) 2170 if (IS_ERR(dentry))
2169 return PTR_ERR(dentry); 2171 return PTR_ERR(dentry);
2170 2172
diff --git a/fs/quota/quota_v1.c b/fs/quota/quota_v1.c
index 0edcf42b1778..2ae757e9c008 100644
--- a/fs/quota/quota_v1.c
+++ b/fs/quota/quota_v1.c
@@ -204,7 +204,7 @@ out:
204 return ret; 204 return ret;
205} 205}
206 206
207static struct quota_format_ops v1_format_ops = { 207static const struct quota_format_ops v1_format_ops = {
208 .check_quota_file = v1_check_quota_file, 208 .check_quota_file = v1_check_quota_file,
209 .read_file_info = v1_read_file_info, 209 .read_file_info = v1_read_file_info,
210 .write_file_info = v1_write_file_info, 210 .write_file_info = v1_write_file_info,
diff --git a/fs/quota/quota_v2.c b/fs/quota/quota_v2.c
index a5475fb1ae44..3dfc23e02135 100644
--- a/fs/quota/quota_v2.c
+++ b/fs/quota/quota_v2.c
@@ -23,14 +23,23 @@ MODULE_LICENSE("GPL");
23 23
24#define __QUOTA_V2_PARANOIA 24#define __QUOTA_V2_PARANOIA
25 25
26static void v2_mem2diskdqb(void *dp, struct dquot *dquot); 26static void v2r0_mem2diskdqb(void *dp, struct dquot *dquot);
27static void v2_disk2memdqb(struct dquot *dquot, void *dp); 27static void v2r0_disk2memdqb(struct dquot *dquot, void *dp);
28static int v2_is_id(void *dp, struct dquot *dquot); 28static int v2r0_is_id(void *dp, struct dquot *dquot);
29 29static void v2r1_mem2diskdqb(void *dp, struct dquot *dquot);
30static struct qtree_fmt_operations v2_qtree_ops = { 30static void v2r1_disk2memdqb(struct dquot *dquot, void *dp);
31 .mem2disk_dqblk = v2_mem2diskdqb, 31static int v2r1_is_id(void *dp, struct dquot *dquot);
32 .disk2mem_dqblk = v2_disk2memdqb, 32
33 .is_id = v2_is_id, 33static struct qtree_fmt_operations v2r0_qtree_ops = {
34 .mem2disk_dqblk = v2r0_mem2diskdqb,
35 .disk2mem_dqblk = v2r0_disk2memdqb,
36 .is_id = v2r0_is_id,
37};
38
39static struct qtree_fmt_operations v2r1_qtree_ops = {
40 .mem2disk_dqblk = v2r1_mem2diskdqb,
41 .disk2mem_dqblk = v2r1_disk2memdqb,
42 .is_id = v2r1_is_id,
34}; 43};
35 44
36#define QUOTABLOCK_BITS 10 45#define QUOTABLOCK_BITS 10
@@ -46,23 +55,33 @@ static inline qsize_t v2_qbtos(qsize_t blocks)
46 return blocks << QUOTABLOCK_BITS; 55 return blocks << QUOTABLOCK_BITS;
47} 56}
48 57
58static int v2_read_header(struct super_block *sb, int type,
59 struct v2_disk_dqheader *dqhead)
60{
61 ssize_t size;
62
63 size = sb->s_op->quota_read(sb, type, (char *)dqhead,
64 sizeof(struct v2_disk_dqheader), 0);
65 if (size != sizeof(struct v2_disk_dqheader)) {
66 printk(KERN_WARNING "quota_v2: Failed header read:"
67 " expected=%zd got=%zd\n",
68 sizeof(struct v2_disk_dqheader), size);
69 return 0;
70 }
71 return 1;
72}
73
49/* Check whether given file is really vfsv0 quotafile */ 74/* Check whether given file is really vfsv0 quotafile */
50static int v2_check_quota_file(struct super_block *sb, int type) 75static int v2_check_quota_file(struct super_block *sb, int type)
51{ 76{
52 struct v2_disk_dqheader dqhead; 77 struct v2_disk_dqheader dqhead;
53 ssize_t size;
54 static const uint quota_magics[] = V2_INITQMAGICS; 78 static const uint quota_magics[] = V2_INITQMAGICS;
55 static const uint quota_versions[] = V2_INITQVERSIONS; 79 static const uint quota_versions[] = V2_INITQVERSIONS;
56 80
57 size = sb->s_op->quota_read(sb, type, (char *)&dqhead, 81 if (!v2_read_header(sb, type, &dqhead))
58 sizeof(struct v2_disk_dqheader), 0);
59 if (size != sizeof(struct v2_disk_dqheader)) {
60 printk("quota_v2: failed read expected=%zd got=%zd\n",
61 sizeof(struct v2_disk_dqheader), size);
62 return 0; 82 return 0;
63 }
64 if (le32_to_cpu(dqhead.dqh_magic) != quota_magics[type] || 83 if (le32_to_cpu(dqhead.dqh_magic) != quota_magics[type] ||
65 le32_to_cpu(dqhead.dqh_version) != quota_versions[type]) 84 le32_to_cpu(dqhead.dqh_version) > quota_versions[type])
66 return 0; 85 return 0;
67 return 1; 86 return 1;
68} 87}
@@ -71,14 +90,20 @@ static int v2_check_quota_file(struct super_block *sb, int type)
71static int v2_read_file_info(struct super_block *sb, int type) 90static int v2_read_file_info(struct super_block *sb, int type)
72{ 91{
73 struct v2_disk_dqinfo dinfo; 92 struct v2_disk_dqinfo dinfo;
93 struct v2_disk_dqheader dqhead;
74 struct mem_dqinfo *info = sb_dqinfo(sb, type); 94 struct mem_dqinfo *info = sb_dqinfo(sb, type);
75 struct qtree_mem_dqinfo *qinfo; 95 struct qtree_mem_dqinfo *qinfo;
76 ssize_t size; 96 ssize_t size;
97 unsigned int version;
98
99 if (!v2_read_header(sb, type, &dqhead))
100 return 0;
101 version = le32_to_cpu(dqhead.dqh_version);
77 102
78 size = sb->s_op->quota_read(sb, type, (char *)&dinfo, 103 size = sb->s_op->quota_read(sb, type, (char *)&dinfo,
79 sizeof(struct v2_disk_dqinfo), V2_DQINFOOFF); 104 sizeof(struct v2_disk_dqinfo), V2_DQINFOOFF);
80 if (size != sizeof(struct v2_disk_dqinfo)) { 105 if (size != sizeof(struct v2_disk_dqinfo)) {
81 printk(KERN_WARNING "Can't read info structure on device %s.\n", 106 printk(KERN_WARNING "quota_v2: Can't read info structure on device %s.\n",
82 sb->s_id); 107 sb->s_id);
83 return -1; 108 return -1;
84 } 109 }
@@ -89,9 +114,15 @@ static int v2_read_file_info(struct super_block *sb, int type)
89 return -1; 114 return -1;
90 } 115 }
91 qinfo = info->dqi_priv; 116 qinfo = info->dqi_priv;
92 /* limits are stored as unsigned 32-bit data */ 117 if (version == 0) {
93 info->dqi_maxblimit = 0xffffffff; 118 /* limits are stored as unsigned 32-bit data */
94 info->dqi_maxilimit = 0xffffffff; 119 info->dqi_maxblimit = 0xffffffff;
120 info->dqi_maxilimit = 0xffffffff;
121 } else {
122 /* used space is stored as unsigned 64-bit value */
123 info->dqi_maxblimit = 0xffffffffffffffff; /* 2^64-1 */
124 info->dqi_maxilimit = 0xffffffffffffffff;
125 }
95 info->dqi_bgrace = le32_to_cpu(dinfo.dqi_bgrace); 126 info->dqi_bgrace = le32_to_cpu(dinfo.dqi_bgrace);
96 info->dqi_igrace = le32_to_cpu(dinfo.dqi_igrace); 127 info->dqi_igrace = le32_to_cpu(dinfo.dqi_igrace);
97 info->dqi_flags = le32_to_cpu(dinfo.dqi_flags); 128 info->dqi_flags = le32_to_cpu(dinfo.dqi_flags);
@@ -103,8 +134,13 @@ static int v2_read_file_info(struct super_block *sb, int type)
103 qinfo->dqi_blocksize_bits = V2_DQBLKSIZE_BITS; 134 qinfo->dqi_blocksize_bits = V2_DQBLKSIZE_BITS;
104 qinfo->dqi_usable_bs = 1 << V2_DQBLKSIZE_BITS; 135 qinfo->dqi_usable_bs = 1 << V2_DQBLKSIZE_BITS;
105 qinfo->dqi_qtree_depth = qtree_depth(qinfo); 136 qinfo->dqi_qtree_depth = qtree_depth(qinfo);
106 qinfo->dqi_entry_size = sizeof(struct v2_disk_dqblk); 137 if (version == 0) {
107 qinfo->dqi_ops = &v2_qtree_ops; 138 qinfo->dqi_entry_size = sizeof(struct v2r0_disk_dqblk);
139 qinfo->dqi_ops = &v2r0_qtree_ops;
140 } else {
141 qinfo->dqi_entry_size = sizeof(struct v2r1_disk_dqblk);
142 qinfo->dqi_ops = &v2r1_qtree_ops;
143 }
108 return 0; 144 return 0;
109} 145}
110 146
@@ -135,9 +171,9 @@ static int v2_write_file_info(struct super_block *sb, int type)
135 return 0; 171 return 0;
136} 172}
137 173
138static void v2_disk2memdqb(struct dquot *dquot, void *dp) 174static void v2r0_disk2memdqb(struct dquot *dquot, void *dp)
139{ 175{
140 struct v2_disk_dqblk *d = dp, empty; 176 struct v2r0_disk_dqblk *d = dp, empty;
141 struct mem_dqblk *m = &dquot->dq_dqb; 177 struct mem_dqblk *m = &dquot->dq_dqb;
142 178
143 m->dqb_ihardlimit = le32_to_cpu(d->dqb_ihardlimit); 179 m->dqb_ihardlimit = le32_to_cpu(d->dqb_ihardlimit);
@@ -149,15 +185,15 @@ static void v2_disk2memdqb(struct dquot *dquot, void *dp)
149 m->dqb_curspace = le64_to_cpu(d->dqb_curspace); 185 m->dqb_curspace = le64_to_cpu(d->dqb_curspace);
150 m->dqb_btime = le64_to_cpu(d->dqb_btime); 186 m->dqb_btime = le64_to_cpu(d->dqb_btime);
151 /* We need to escape back all-zero structure */ 187 /* We need to escape back all-zero structure */
152 memset(&empty, 0, sizeof(struct v2_disk_dqblk)); 188 memset(&empty, 0, sizeof(struct v2r0_disk_dqblk));
153 empty.dqb_itime = cpu_to_le64(1); 189 empty.dqb_itime = cpu_to_le64(1);
154 if (!memcmp(&empty, dp, sizeof(struct v2_disk_dqblk))) 190 if (!memcmp(&empty, dp, sizeof(struct v2r0_disk_dqblk)))
155 m->dqb_itime = 0; 191 m->dqb_itime = 0;
156} 192}
157 193
158static void v2_mem2diskdqb(void *dp, struct dquot *dquot) 194static void v2r0_mem2diskdqb(void *dp, struct dquot *dquot)
159{ 195{
160 struct v2_disk_dqblk *d = dp; 196 struct v2r0_disk_dqblk *d = dp;
161 struct mem_dqblk *m = &dquot->dq_dqb; 197 struct mem_dqblk *m = &dquot->dq_dqb;
162 struct qtree_mem_dqinfo *info = 198 struct qtree_mem_dqinfo *info =
163 sb_dqinfo(dquot->dq_sb, dquot->dq_type)->dqi_priv; 199 sb_dqinfo(dquot->dq_sb, dquot->dq_type)->dqi_priv;
@@ -175,9 +211,60 @@ static void v2_mem2diskdqb(void *dp, struct dquot *dquot)
175 d->dqb_itime = cpu_to_le64(1); 211 d->dqb_itime = cpu_to_le64(1);
176} 212}
177 213
178static int v2_is_id(void *dp, struct dquot *dquot) 214static int v2r0_is_id(void *dp, struct dquot *dquot)
215{
216 struct v2r0_disk_dqblk *d = dp;
217 struct qtree_mem_dqinfo *info =
218 sb_dqinfo(dquot->dq_sb, dquot->dq_type)->dqi_priv;
219
220 if (qtree_entry_unused(info, dp))
221 return 0;
222 return le32_to_cpu(d->dqb_id) == dquot->dq_id;
223}
224
225static void v2r1_disk2memdqb(struct dquot *dquot, void *dp)
226{
227 struct v2r1_disk_dqblk *d = dp, empty;
228 struct mem_dqblk *m = &dquot->dq_dqb;
229
230 m->dqb_ihardlimit = le64_to_cpu(d->dqb_ihardlimit);
231 m->dqb_isoftlimit = le64_to_cpu(d->dqb_isoftlimit);
232 m->dqb_curinodes = le64_to_cpu(d->dqb_curinodes);
233 m->dqb_itime = le64_to_cpu(d->dqb_itime);
234 m->dqb_bhardlimit = v2_qbtos(le64_to_cpu(d->dqb_bhardlimit));
235 m->dqb_bsoftlimit = v2_qbtos(le64_to_cpu(d->dqb_bsoftlimit));
236 m->dqb_curspace = le64_to_cpu(d->dqb_curspace);
237 m->dqb_btime = le64_to_cpu(d->dqb_btime);
238 /* We need to escape back all-zero structure */
239 memset(&empty, 0, sizeof(struct v2r1_disk_dqblk));
240 empty.dqb_itime = cpu_to_le64(1);
241 if (!memcmp(&empty, dp, sizeof(struct v2r1_disk_dqblk)))
242 m->dqb_itime = 0;
243}
244
245static void v2r1_mem2diskdqb(void *dp, struct dquot *dquot)
246{
247 struct v2r1_disk_dqblk *d = dp;
248 struct mem_dqblk *m = &dquot->dq_dqb;
249 struct qtree_mem_dqinfo *info =
250 sb_dqinfo(dquot->dq_sb, dquot->dq_type)->dqi_priv;
251
252 d->dqb_ihardlimit = cpu_to_le64(m->dqb_ihardlimit);
253 d->dqb_isoftlimit = cpu_to_le64(m->dqb_isoftlimit);
254 d->dqb_curinodes = cpu_to_le64(m->dqb_curinodes);
255 d->dqb_itime = cpu_to_le64(m->dqb_itime);
256 d->dqb_bhardlimit = cpu_to_le64(v2_stoqb(m->dqb_bhardlimit));
257 d->dqb_bsoftlimit = cpu_to_le64(v2_stoqb(m->dqb_bsoftlimit));
258 d->dqb_curspace = cpu_to_le64(m->dqb_curspace);
259 d->dqb_btime = cpu_to_le64(m->dqb_btime);
260 d->dqb_id = cpu_to_le32(dquot->dq_id);
261 if (qtree_entry_unused(info, dp))
262 d->dqb_itime = cpu_to_le64(1);
263}
264
265static int v2r1_is_id(void *dp, struct dquot *dquot)
179{ 266{
180 struct v2_disk_dqblk *d = dp; 267 struct v2r1_disk_dqblk *d = dp;
181 struct qtree_mem_dqinfo *info = 268 struct qtree_mem_dqinfo *info =
182 sb_dqinfo(dquot->dq_sb, dquot->dq_type)->dqi_priv; 269 sb_dqinfo(dquot->dq_sb, dquot->dq_type)->dqi_priv;
183 270
@@ -207,7 +294,7 @@ static int v2_free_file_info(struct super_block *sb, int type)
207 return 0; 294 return 0;
208} 295}
209 296
210static struct quota_format_ops v2_format_ops = { 297static const struct quota_format_ops v2_format_ops = {
211 .check_quota_file = v2_check_quota_file, 298 .check_quota_file = v2_check_quota_file,
212 .read_file_info = v2_read_file_info, 299 .read_file_info = v2_read_file_info,
213 .write_file_info = v2_write_file_info, 300 .write_file_info = v2_write_file_info,
@@ -217,20 +304,32 @@ static struct quota_format_ops v2_format_ops = {
217 .release_dqblk = v2_release_dquot, 304 .release_dqblk = v2_release_dquot,
218}; 305};
219 306
220static struct quota_format_type v2_quota_format = { 307static struct quota_format_type v2r0_quota_format = {
221 .qf_fmt_id = QFMT_VFS_V0, 308 .qf_fmt_id = QFMT_VFS_V0,
222 .qf_ops = &v2_format_ops, 309 .qf_ops = &v2_format_ops,
223 .qf_owner = THIS_MODULE 310 .qf_owner = THIS_MODULE
224}; 311};
225 312
313static struct quota_format_type v2r1_quota_format = {
314 .qf_fmt_id = QFMT_VFS_V1,
315 .qf_ops = &v2_format_ops,
316 .qf_owner = THIS_MODULE
317};
318
226static int __init init_v2_quota_format(void) 319static int __init init_v2_quota_format(void)
227{ 320{
228 return register_quota_format(&v2_quota_format); 321 int ret;
322
323 ret = register_quota_format(&v2r0_quota_format);
324 if (ret)
325 return ret;
326 return register_quota_format(&v2r1_quota_format);
229} 327}
230 328
231static void __exit exit_v2_quota_format(void) 329static void __exit exit_v2_quota_format(void)
232{ 330{
233 unregister_quota_format(&v2_quota_format); 331 unregister_quota_format(&v2r0_quota_format);
332 unregister_quota_format(&v2r1_quota_format);
234} 333}
235 334
236module_init(init_v2_quota_format); 335module_init(init_v2_quota_format);
diff --git a/fs/quota/quotaio_v2.h b/fs/quota/quotaio_v2.h
index 530fe580685c..f1966b42c2fd 100644
--- a/fs/quota/quotaio_v2.h
+++ b/fs/quota/quotaio_v2.h
@@ -17,8 +17,8 @@
17} 17}
18 18
19#define V2_INITQVERSIONS {\ 19#define V2_INITQVERSIONS {\
20 0, /* USRQUOTA */\ 20 1, /* USRQUOTA */\
21 0 /* GRPQUOTA */\ 21 1 /* GRPQUOTA */\
22} 22}
23 23
24/* First generic header */ 24/* First generic header */
@@ -32,7 +32,7 @@ struct v2_disk_dqheader {
32 * (as it appears on disk) - the file is a radix tree whose leaves point 32 * (as it appears on disk) - the file is a radix tree whose leaves point
33 * to blocks of these structures. 33 * to blocks of these structures.
34 */ 34 */
35struct v2_disk_dqblk { 35struct v2r0_disk_dqblk {
36 __le32 dqb_id; /* id this quota applies to */ 36 __le32 dqb_id; /* id this quota applies to */
37 __le32 dqb_ihardlimit; /* absolute limit on allocated inodes */ 37 __le32 dqb_ihardlimit; /* absolute limit on allocated inodes */
38 __le32 dqb_isoftlimit; /* preferred inode limit */ 38 __le32 dqb_isoftlimit; /* preferred inode limit */
@@ -44,6 +44,19 @@ struct v2_disk_dqblk {
44 __le64 dqb_itime; /* time limit for excessive inode use */ 44 __le64 dqb_itime; /* time limit for excessive inode use */
45}; 45};
46 46
47struct v2r1_disk_dqblk {
48 __le32 dqb_id; /* id this quota applies to */
49 __le32 dqb_pad;
50 __le64 dqb_ihardlimit; /* absolute limit on allocated inodes */
51 __le64 dqb_isoftlimit; /* preferred inode limit */
52 __le64 dqb_curinodes; /* current # allocated inodes */
53 __le64 dqb_bhardlimit; /* absolute limit on disk space (in QUOTABLOCK_SIZE) */
54 __le64 dqb_bsoftlimit; /* preferred limit on disk space (in QUOTABLOCK_SIZE) */
55 __le64 dqb_curspace; /* current space occupied (in bytes) */
56 __le64 dqb_btime; /* time limit for excessive disk use */
57 __le64 dqb_itime; /* time limit for excessive inode use */
58};
59
47/* Header with type and version specific information */ 60/* Header with type and version specific information */
48struct v2_disk_dqinfo { 61struct v2_disk_dqinfo {
49 __le32 dqi_bgrace; /* Time before block soft limit becomes hard limit */ 62 __le32 dqi_bgrace; /* Time before block soft limit becomes hard limit */
diff --git a/fs/sync.c b/fs/sync.c
index d104591b066b..36752a683481 100644
--- a/fs/sync.c
+++ b/fs/sync.c
@@ -295,10 +295,11 @@ SYSCALL_DEFINE1(fdatasync, unsigned int, fd)
295 */ 295 */
296int generic_write_sync(struct file *file, loff_t pos, loff_t count) 296int generic_write_sync(struct file *file, loff_t pos, loff_t count)
297{ 297{
298 if (!(file->f_flags & O_SYNC) && !IS_SYNC(file->f_mapping->host)) 298 if (!(file->f_flags & O_DSYNC) && !IS_SYNC(file->f_mapping->host))
299 return 0; 299 return 0;
300 return vfs_fsync_range(file, file->f_path.dentry, pos, 300 return vfs_fsync_range(file, file->f_path.dentry, pos,
301 pos + count - 1, 1); 301 pos + count - 1,
302 (file->f_flags & __O_SYNC) ? 0 : 1);
302} 303}
303EXPORT_SYMBOL(generic_write_sync); 304EXPORT_SYMBOL(generic_write_sync);
304 305
@@ -452,9 +453,7 @@ int do_sync_mapping_range(struct address_space *mapping, loff_t offset,
452 453
453 ret = 0; 454 ret = 0;
454 if (flags & SYNC_FILE_RANGE_WAIT_BEFORE) { 455 if (flags & SYNC_FILE_RANGE_WAIT_BEFORE) {
455 ret = wait_on_page_writeback_range(mapping, 456 ret = filemap_fdatawait_range(mapping, offset, endbyte);
456 offset >> PAGE_CACHE_SHIFT,
457 endbyte >> PAGE_CACHE_SHIFT);
458 if (ret < 0) 457 if (ret < 0)
459 goto out; 458 goto out;
460 } 459 }
@@ -467,9 +466,7 @@ int do_sync_mapping_range(struct address_space *mapping, loff_t offset,
467 } 466 }
468 467
469 if (flags & SYNC_FILE_RANGE_WAIT_AFTER) { 468 if (flags & SYNC_FILE_RANGE_WAIT_AFTER) {
470 ret = wait_on_page_writeback_range(mapping, 469 ret = filemap_fdatawait_range(mapping, offset, endbyte);
471 offset >> PAGE_CACHE_SHIFT,
472 endbyte >> PAGE_CACHE_SHIFT);
473 } 470 }
474out: 471out:
475 return ret; 472 return ret;
diff --git a/fs/xfs/linux-2.6/xfs_lrw.c b/fs/xfs/linux-2.6/xfs_lrw.c
index 78dbfcd5eec2..1bf47f219c97 100644
--- a/fs/xfs/linux-2.6/xfs_lrw.c
+++ b/fs/xfs/linux-2.6/xfs_lrw.c
@@ -806,7 +806,7 @@ write_retry:
806 XFS_STATS_ADD(xs_write_bytes, ret); 806 XFS_STATS_ADD(xs_write_bytes, ret);
807 807
808 /* Handle various SYNC-type writes */ 808 /* Handle various SYNC-type writes */
809 if ((file->f_flags & O_SYNC) || IS_SYNC(inode)) { 809 if ((file->f_flags & O_DSYNC) || IS_SYNC(inode)) {
810 loff_t end = pos + ret - 1; 810 loff_t end = pos + ret - 1;
811 int error2; 811 int error2;
812 812
diff --git a/include/asm-generic/fcntl.h b/include/asm-generic/fcntl.h
index 495dc8af4044..681ddf3e844c 100644
--- a/include/asm-generic/fcntl.h
+++ b/include/asm-generic/fcntl.h
@@ -3,8 +3,6 @@
3 3
4#include <linux/types.h> 4#include <linux/types.h>
5 5
6/* open/fcntl - O_SYNC is only implemented on blocks devices and on files
7 located on an ext2 file system */
8#define O_ACCMODE 00000003 6#define O_ACCMODE 00000003
9#define O_RDONLY 00000000 7#define O_RDONLY 00000000
10#define O_WRONLY 00000001 8#define O_WRONLY 00000001
@@ -27,8 +25,8 @@
27#ifndef O_NONBLOCK 25#ifndef O_NONBLOCK
28#define O_NONBLOCK 00004000 26#define O_NONBLOCK 00004000
29#endif 27#endif
30#ifndef O_SYNC 28#ifndef O_DSYNC
31#define O_SYNC 00010000 29#define O_DSYNC 00010000 /* used to be O_SYNC, see below */
32#endif 30#endif
33#ifndef FASYNC 31#ifndef FASYNC
34#define FASYNC 00020000 /* fcntl, for BSD compatibility */ 32#define FASYNC 00020000 /* fcntl, for BSD compatibility */
@@ -51,6 +49,25 @@
51#ifndef O_CLOEXEC 49#ifndef O_CLOEXEC
52#define O_CLOEXEC 02000000 /* set close_on_exec */ 50#define O_CLOEXEC 02000000 /* set close_on_exec */
53#endif 51#endif
52
53/*
54 * Before Linux 2.6.32 only O_DSYNC semantics were implemented, but using
55 * the O_SYNC flag. We continue to use the existing numerical value
56 * for O_DSYNC semantics now, but using the correct symbolic name for it.
57 * This new value is used to request true Posix O_SYNC semantics. It is
58 * defined in this strange way to make sure applications compiled against
59 * new headers get at least O_DSYNC semantics on older kernels.
60 *
61 * This has the nice side-effect that we can simply test for O_DSYNC
62 * wherever we do not care if O_DSYNC or O_SYNC is used.
63 *
64 * Note: __O_SYNC must never be used directly.
65 */
66#ifndef O_SYNC
67#define __O_SYNC 04000000
68#define O_SYNC (__O_SYNC|O_DSYNC)
69#endif
70
54#ifndef O_NDELAY 71#ifndef O_NDELAY
55#define O_NDELAY O_NONBLOCK 72#define O_NDELAY O_NONBLOCK
56#endif 73#endif
diff --git a/include/linux/ext2_fs.h b/include/linux/ext2_fs.h
index 121720d74e15..2dfa7076e8b6 100644
--- a/include/linux/ext2_fs.h
+++ b/include/linux/ext2_fs.h
@@ -565,14 +565,14 @@ struct ext2_dir_entry_2 {
565 * other bits are reserved for now. 565 * other bits are reserved for now.
566 */ 566 */
567enum { 567enum {
568 EXT2_FT_UNKNOWN, 568 EXT2_FT_UNKNOWN = 0,
569 EXT2_FT_REG_FILE, 569 EXT2_FT_REG_FILE = 1,
570 EXT2_FT_DIR, 570 EXT2_FT_DIR = 2,
571 EXT2_FT_CHRDEV, 571 EXT2_FT_CHRDEV = 3,
572 EXT2_FT_BLKDEV, 572 EXT2_FT_BLKDEV = 4,
573 EXT2_FT_FIFO, 573 EXT2_FT_FIFO = 5,
574 EXT2_FT_SOCK, 574 EXT2_FT_SOCK = 6,
575 EXT2_FT_SYMLINK, 575 EXT2_FT_SYMLINK = 7,
576 EXT2_FT_MAX 576 EXT2_FT_MAX
577}; 577};
578 578
diff --git a/include/linux/ext3_fs.h b/include/linux/ext3_fs.h
index 7499b3667798..6b049030fbe6 100644
--- a/include/linux/ext3_fs.h
+++ b/include/linux/ext3_fs.h
@@ -918,6 +918,8 @@ extern void ext3_abort (struct super_block *, const char *, const char *, ...)
918 __attribute__ ((format (printf, 3, 4))); 918 __attribute__ ((format (printf, 3, 4)));
919extern void ext3_warning (struct super_block *, const char *, const char *, ...) 919extern void ext3_warning (struct super_block *, const char *, const char *, ...)
920 __attribute__ ((format (printf, 3, 4))); 920 __attribute__ ((format (printf, 3, 4)));
921extern void ext3_msg(struct super_block *, const char *, const char *, ...)
922 __attribute__ ((format (printf, 3, 4)));
921extern void ext3_update_dynamic_rev (struct super_block *sb); 923extern void ext3_update_dynamic_rev (struct super_block *sb);
922 924
923#define ext3_std_error(sb, errno) \ 925#define ext3_std_error(sb, errno) \
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 891f7d642e5c..a057f48eb156 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2091,8 +2091,6 @@ extern int filemap_fdatawait_range(struct address_space *, loff_t lstart,
2091extern int filemap_write_and_wait(struct address_space *mapping); 2091extern int filemap_write_and_wait(struct address_space *mapping);
2092extern int filemap_write_and_wait_range(struct address_space *mapping, 2092extern int filemap_write_and_wait_range(struct address_space *mapping,
2093 loff_t lstart, loff_t lend); 2093 loff_t lstart, loff_t lend);
2094extern int wait_on_page_writeback_range(struct address_space *mapping,
2095 pgoff_t start, pgoff_t end);
2096extern int __filemap_fdatawrite_range(struct address_space *mapping, 2094extern int __filemap_fdatawrite_range(struct address_space *mapping,
2097 loff_t start, loff_t end, int sync_mode); 2095 loff_t start, loff_t end, int sync_mode);
2098extern int filemap_fdatawrite_range(struct address_space *mapping, 2096extern int filemap_fdatawrite_range(struct address_space *mapping,
diff --git a/include/linux/quota.h b/include/linux/quota.h
index ce9a9b2e5cd4..e70e62194243 100644
--- a/include/linux/quota.h
+++ b/include/linux/quota.h
@@ -73,6 +73,8 @@
73/* Quota format type IDs */ 73/* Quota format type IDs */
74#define QFMT_VFS_OLD 1 74#define QFMT_VFS_OLD 1
75#define QFMT_VFS_V0 2 75#define QFMT_VFS_V0 2
76#define QFMT_OCFS2 3
77#define QFMT_VFS_V1 4
76 78
77/* Size of block in which space limits are passed through the quota 79/* Size of block in which space limits are passed through the quota
78 * interface */ 80 * interface */
@@ -334,7 +336,7 @@ struct quotactl_ops {
334 336
335struct quota_format_type { 337struct quota_format_type {
336 int qf_fmt_id; /* Quota format id */ 338 int qf_fmt_id; /* Quota format id */
337 struct quota_format_ops *qf_ops; /* Operations of format */ 339 const struct quota_format_ops *qf_ops; /* Operations of format */
338 struct module *qf_owner; /* Module implementing quota format */ 340 struct module *qf_owner; /* Module implementing quota format */
339 struct quota_format_type *qf_next; 341 struct quota_format_type *qf_next;
340}; 342};
@@ -394,7 +396,7 @@ struct quota_info {
394 struct rw_semaphore dqptr_sem; /* serialize ops using quota_info struct, pointers from inode to dquots */ 396 struct rw_semaphore dqptr_sem; /* serialize ops using quota_info struct, pointers from inode to dquots */
395 struct inode *files[MAXQUOTAS]; /* inodes of quotafiles */ 397 struct inode *files[MAXQUOTAS]; /* inodes of quotafiles */
396 struct mem_dqinfo info[MAXQUOTAS]; /* Information for each quota type */ 398 struct mem_dqinfo info[MAXQUOTAS]; /* Information for each quota type */
397 struct quota_format_ops *ops[MAXQUOTAS]; /* Operations for each type */ 399 const struct quota_format_ops *ops[MAXQUOTAS]; /* Operations for each type */
398}; 400};
399 401
400int register_quota_format(struct quota_format_type *fmt); 402int register_quota_format(struct quota_format_type *fmt);
diff --git a/mm/filemap.c b/mm/filemap.c
index c3d3506ecaba..8b4d88f9249e 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -260,27 +260,27 @@ int filemap_flush(struct address_space *mapping)
260EXPORT_SYMBOL(filemap_flush); 260EXPORT_SYMBOL(filemap_flush);
261 261
262/** 262/**
263 * wait_on_page_writeback_range - wait for writeback to complete 263 * filemap_fdatawait_range - wait for writeback to complete
264 * @mapping: target address_space 264 * @mapping: address space structure to wait for
265 * @start: beginning page index 265 * @start_byte: offset in bytes where the range starts
266 * @end: ending page index 266 * @end_byte: offset in bytes where the range ends (inclusive)
267 * 267 *
268 * Wait for writeback to complete against pages indexed by start->end 268 * Walk the list of under-writeback pages of the given address space
269 * inclusive 269 * in the given range and wait for all of them.
270 */ 270 */
271int wait_on_page_writeback_range(struct address_space *mapping, 271int filemap_fdatawait_range(struct address_space *mapping, loff_t start_byte,
272 pgoff_t start, pgoff_t end) 272 loff_t end_byte)
273{ 273{
274 pgoff_t index = start_byte >> PAGE_CACHE_SHIFT;
275 pgoff_t end = end_byte >> PAGE_CACHE_SHIFT;
274 struct pagevec pvec; 276 struct pagevec pvec;
275 int nr_pages; 277 int nr_pages;
276 int ret = 0; 278 int ret = 0;
277 pgoff_t index;
278 279
279 if (end < start) 280 if (end_byte < start_byte)
280 return 0; 281 return 0;
281 282
282 pagevec_init(&pvec, 0); 283 pagevec_init(&pvec, 0);
283 index = start;
284 while ((index <= end) && 284 while ((index <= end) &&
285 (nr_pages = pagevec_lookup_tag(&pvec, mapping, &index, 285 (nr_pages = pagevec_lookup_tag(&pvec, mapping, &index,
286 PAGECACHE_TAG_WRITEBACK, 286 PAGECACHE_TAG_WRITEBACK,
@@ -310,25 +310,6 @@ int wait_on_page_writeback_range(struct address_space *mapping,
310 310
311 return ret; 311 return ret;
312} 312}
313
314/**
315 * filemap_fdatawait_range - wait for all under-writeback pages to complete in a given range
316 * @mapping: address space structure to wait for
317 * @start: offset in bytes where the range starts
318 * @end: offset in bytes where the range ends (inclusive)
319 *
320 * Walk the list of under-writeback pages of the given address space
321 * in the given range and wait for all of them.
322 *
323 * This is just a simple wrapper so that callers don't have to convert offsets
324 * to page indexes themselves
325 */
326int filemap_fdatawait_range(struct address_space *mapping, loff_t start,
327 loff_t end)
328{
329 return wait_on_page_writeback_range(mapping, start >> PAGE_CACHE_SHIFT,
330 end >> PAGE_CACHE_SHIFT);
331}
332EXPORT_SYMBOL(filemap_fdatawait_range); 313EXPORT_SYMBOL(filemap_fdatawait_range);
333 314
334/** 315/**
@@ -345,8 +326,7 @@ int filemap_fdatawait(struct address_space *mapping)
345 if (i_size == 0) 326 if (i_size == 0)
346 return 0; 327 return 0;
347 328
348 return wait_on_page_writeback_range(mapping, 0, 329 return filemap_fdatawait_range(mapping, 0, i_size - 1);
349 (i_size - 1) >> PAGE_CACHE_SHIFT);
350} 330}
351EXPORT_SYMBOL(filemap_fdatawait); 331EXPORT_SYMBOL(filemap_fdatawait);
352 332
@@ -393,9 +373,8 @@ int filemap_write_and_wait_range(struct address_space *mapping,
393 WB_SYNC_ALL); 373 WB_SYNC_ALL);
394 /* See comment of filemap_write_and_wait() */ 374 /* See comment of filemap_write_and_wait() */
395 if (err != -EIO) { 375 if (err != -EIO) {
396 int err2 = wait_on_page_writeback_range(mapping, 376 int err2 = filemap_fdatawait_range(mapping,
397 lstart >> PAGE_CACHE_SHIFT, 377 lstart, lend);
398 lend >> PAGE_CACHE_SHIFT);
399 if (!err) 378 if (!err)
400 err = err2; 379 err = err2;
401 } 380 }
diff --git a/sound/core/rawmidi.c b/sound/core/rawmidi.c
index 2f766123b158..0f5a194695d9 100644
--- a/sound/core/rawmidi.c
+++ b/sound/core/rawmidi.c
@@ -1257,7 +1257,7 @@ static ssize_t snd_rawmidi_write(struct file *file, const char __user *buf,
1257 break; 1257 break;
1258 count -= count1; 1258 count -= count1;
1259 } 1259 }
1260 if (file->f_flags & O_SYNC) { 1260 if (file->f_flags & O_DSYNC) {
1261 spin_lock_irq(&runtime->lock); 1261 spin_lock_irq(&runtime->lock);
1262 while (runtime->avail != runtime->buffer_size) { 1262 while (runtime->avail != runtime->buffer_size) {
1263 wait_queue_t wait; 1263 wait_queue_t wait;
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-20 21:35:17 -0500