Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs-2.6

* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs-2.6: (33 commits)
  quota: stop using QUOTA_OK / NO_QUOTA
  dquot: cleanup dquot initialize routine
  dquot: move dquot initialization responsibility into the filesystem
  dquot: cleanup dquot drop routine
  dquot: move dquot drop responsibility into the filesystem
  dquot: cleanup dquot transfer routine
  dquot: move dquot transfer responsibility into the filesystem
  dquot: cleanup inode allocation / freeing routines
  dquot: cleanup space allocation / freeing routines
  ext3: add writepage sanity checks
  ext3: Truncate allocated blocks if direct IO write fails to update i_size
  quota: Properly invalidate caches even for filesystems with blocksize < pagesize
  quota: generalize quota transfer interface
  quota: sb_quota state flags cleanup
  jbd: Delay discarding buffers in journal_unmap_buffer
  ext3: quota_write cross block boundary behaviour
  quota: drop permission checks from xfs_fs_set_xstate/xfs_fs_set_xquota
  quota: split out compat_sys_quotactl support from quota.c
  quota: split out netlink notification support from quota.c
  quota: remove invalid optimization from quota_sync_all
  ...

Fixed trivial conflicts in fs/namei.c and fs/ufs/inode.c

7 files changed, 64 insertions, 37 deletions

diff --git a/fs/ext2/balloc.c b/fs/ext2/balloc.c
index 7f8d2e5a7ea6..1d081f0cfec2 100644
--- a/fs/ext2/balloc.c
+++ b/fs/ext2/balloc.c
@@ -570,7 +570,7 @@ do_more:
 error_return:
         brelse(bitmap_bh);
         release_blocks(sb, freed);
-        vfs_dq_free_block(inode, freed);
+        dquot_free_block(inode, freed);
 }
 
 /**
@@ -1236,6 +1236,7 @@ ext2_fsblk_t ext2_new_blocks(struct inode *inode, ext2_fsblk_t goal,
         unsigned short windowsz = 0;
         unsigned long ngroups;
         unsigned long num = *count;
+        int ret;
 
         *errp = -ENOSPC;
         sb = inode->i_sb;
@@ -1247,8 +1248,9 @@ ext2_fsblk_t ext2_new_blocks(struct inode *inode, ext2_fsblk_t goal,
         /*
          * Check quota for allocation of this block.
          */
-        if (vfs_dq_alloc_block(inode, num)) {
-                *errp = -EDQUOT;
+        ret = dquot_alloc_block(inode, num);
+        if (ret) {
+                *errp = ret;
                 return 0;
         }
 
@@ -1409,7 +1411,7 @@ allocated:
 
         *errp = 0;
         brelse(bitmap_bh);
-        vfs_dq_free_block(inode, *count-num);
+        dquot_free_block(inode, *count-num);
         *count = num;
         return ret_block;
 
@@ -1420,7 +1422,7 @@ out:
          * Undo the block allocation
          */
         if (!performed_allocation)
-                vfs_dq_free_block(inode, *count);
+                dquot_free_block(inode, *count);
         brelse(bitmap_bh);
         return 0;
 }
diff --git a/fs/ext2/file.c b/fs/ext2/file.c
index 586e3589d4c2..5d198d0697fb 100644
--- a/fs/ext2/file.c
+++ b/fs/ext2/file.c
@@ -20,6 +20,7 @@
 
 #include <linux/time.h>
 #include <linux/pagemap.h>
+#include <linux/quotaops.h>
 #include "ext2.h"
 #include "xattr.h"
 #include "acl.h"
@@ -70,7 +71,7 @@ const struct file_operations ext2_file_operations = {
         .compat_ioctl   = ext2_compat_ioctl,
 #endif
         .mmap           = generic_file_mmap,
-        .open           = generic_file_open,
+        .open           = dquot_file_open,
         .release        = ext2_release_file,
         .fsync          = ext2_fsync,
         .splice_read    = generic_file_splice_read,
@@ -87,7 +88,7 @@ const struct file_operations ext2_xip_file_operations = {
         .compat_ioctl   = ext2_compat_ioctl,
 #endif
         .mmap           = xip_file_mmap,
-        .open           = generic_file_open,
+        .open           = dquot_file_open,
         .release        = ext2_release_file,
         .fsync          = ext2_fsync,
 };
diff --git a/fs/ext2/ialloc.c b/fs/ext2/ialloc.c
index 15387c9c17d8..ad7d572ee8dc 100644
--- a/fs/ext2/ialloc.c
+++ b/fs/ext2/ialloc.c
@@ -121,8 +121,8 @@ void ext2_free_inode (struct inode * inode)
         if (!is_bad_inode(inode)) {
                 /* Quota is already initialized in iput() */
                 ext2_xattr_delete_inode(inode);
-                vfs_dq_free_inode(inode);
-                vfs_dq_drop(inode);
+                dquot_free_inode(inode);
+                dquot_drop(inode);
         }
 
         es = EXT2_SB(sb)->s_es;
@@ -586,10 +586,10 @@ got:
                 goto fail_drop;
         }
 
-        if (vfs_dq_alloc_inode(inode)) {
-                err = -EDQUOT;
+        dquot_initialize(inode);
+        err = dquot_alloc_inode(inode);
+        if (err)
                 goto fail_drop;
-        }
 
         err = ext2_init_acl(inode, dir);
         if (err)
@@ -605,10 +605,10 @@ got:
         return inode;
 
 fail_free_drop:
-        vfs_dq_free_inode(inode);
+        dquot_free_inode(inode);
 
 fail_drop:
-        vfs_dq_drop(inode);
+        dquot_drop(inode);
         inode->i_flags |= S_NOQUOTA;
         inode->i_nlink = 0;
         unlock_new_inode(inode);
diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index 36ae1cac767c..fc13cc119aad 100644
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -60,6 +60,8 @@ static inline int ext2_inode_is_fast_symlink(struct inode *inode)
  */
 void ext2_delete_inode (struct inode * inode)
 {
+        if (!is_bad_inode(inode))
+                dquot_initialize(inode);
         truncate_inode_pages(&inode->i_data, 0);
 
         if (is_bad_inode(inode))
@@ -1464,9 +1466,12 @@ int ext2_setattr(struct dentry *dentry, struct iattr *iattr)
         error = inode_change_ok(inode, iattr);
         if (error)
                 return error;
+
+        if (iattr->ia_valid & ATTR_SIZE)
+                dquot_initialize(inode);
         if ((iattr->ia_valid & ATTR_UID && iattr->ia_uid != inode->i_uid) ||
             (iattr->ia_valid & ATTR_GID && iattr->ia_gid != inode->i_gid)) {
-                error = vfs_dq_transfer(inode, iattr) ? -EDQUOT : 0;
+                error = dquot_transfer(inode, iattr);
                 if (error)
                         return error;
         }
diff --git a/fs/ext2/namei.c b/fs/ext2/namei.c
index dd7175ce5606..71efb0e9a3f2 100644
--- a/fs/ext2/namei.c
+++ b/fs/ext2/namei.c
@@ -31,6 +31,7 @@
  */
 
 #include <linux/pagemap.h>
+#include <linux/quotaops.h>
 #include "ext2.h"
 #include "xattr.h"
 #include "acl.h"
@@ -99,24 +100,27 @@ struct dentry *ext2_get_parent(struct dentry *child)
  */
 static int ext2_create (struct inode * dir, struct dentry * dentry, int mode, struct nameidata *nd)
 {
-        struct inode * inode = ext2_new_inode (dir, mode);
-        int err = PTR_ERR(inode);
-        if (!IS_ERR(inode)) {
-                inode->i_op = &ext2_file_inode_operations;
-                if (ext2_use_xip(inode->i_sb)) {
-                        inode->i_mapping->a_ops = &ext2_aops_xip;
-                        inode->i_fop = &ext2_xip_file_operations;
-                } else if (test_opt(inode->i_sb, NOBH)) {
-                        inode->i_mapping->a_ops = &ext2_nobh_aops;
-                        inode->i_fop = &ext2_file_operations;
-                } else {
-                        inode->i_mapping->a_ops = &ext2_aops;
-                        inode->i_fop = &ext2_file_operations;
-                }
-                mark_inode_dirty(inode);
-                err = ext2_add_nondir(dentry, inode);
+        struct inode *inode;
+
+        dquot_initialize(dir);
+
+        inode = ext2_new_inode(dir, mode);
+        if (IS_ERR(inode))
+                return PTR_ERR(inode);
+
+        inode->i_op = &ext2_file_inode_operations;
+        if (ext2_use_xip(inode->i_sb)) {
+                inode->i_mapping->a_ops = &ext2_aops_xip;
+                inode->i_fop = &ext2_xip_file_operations;
+        } else if (test_opt(inode->i_sb, NOBH)) {
+                inode->i_mapping->a_ops = &ext2_nobh_aops;
+                inode->i_fop = &ext2_file_operations;
+        } else {
+                inode->i_mapping->a_ops = &ext2_aops;
+                inode->i_fop = &ext2_file_operations;
         }
-        return err;
+        mark_inode_dirty(inode);
+        return ext2_add_nondir(dentry, inode);
 }
 
 static int ext2_mknod (struct inode * dir, struct dentry *dentry, int mode, dev_t rdev)
@@ -127,6 +131,8 @@ static int ext2_mknod (struct inode * dir, struct dentry *dentry, int mode, dev_
         if (!new_valid_dev(rdev))
                 return -EINVAL;
 
+        dquot_initialize(dir);
+
         inode = ext2_new_inode (dir, mode);
         err = PTR_ERR(inode);
         if (!IS_ERR(inode)) {
@@ -151,6 +157,8 @@ static int ext2_symlink (struct inode * dir, struct dentry * dentry,
         if (l > sb->s_blocksize)
                 goto out;
 
+        dquot_initialize(dir);
+
         inode = ext2_new_inode (dir, S_IFLNK | S_IRWXUGO);
         err = PTR_ERR(inode);
         if (IS_ERR(inode))
@@ -194,6 +202,8 @@ static int ext2_link (struct dentry * old_dentry, struct inode * dir,
         if (inode->i_nlink >= EXT2_LINK_MAX)
                 return -EMLINK;
 
+        dquot_initialize(dir);
+
         inode->i_ctime = CURRENT_TIME_SEC;
         inode_inc_link_count(inode);
         atomic_inc(&inode->i_count);
@@ -216,6 +226,8 @@ static int ext2_mkdir(struct inode * dir, struct dentry * dentry, int mode)
         if (dir->i_nlink >= EXT2_LINK_MAX)
                 goto out;
 
+        dquot_initialize(dir);
+
         inode_inc_link_count(dir);
 
         inode = ext2_new_inode (dir, S_IFDIR | mode);
@@ -262,6 +274,8 @@ static int ext2_unlink(struct inode * dir, struct dentry *dentry)
         struct page * page;
         int err = -ENOENT;
 
+        dquot_initialize(dir);
+
         de = ext2_find_entry (dir, &dentry->d_name, &page);
         if (!de)
                 goto out;
@@ -304,6 +318,9 @@ static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry,
         struct ext2_dir_entry_2 * old_de;
         int err = -ENOENT;
 
+        dquot_initialize(old_dir);
+        dquot_initialize(new_dir);
+
         old_de = ext2_find_entry (old_dir, &old_dentry->d_name, &old_page);
         if (!old_de)
                 goto out;
diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index f9cb54a585ce..42e4a303b675 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -194,6 +194,8 @@ static void destroy_inodecache(void)
 static void ext2_clear_inode(struct inode *inode)
 {
         struct ext2_block_alloc_info *rsv = EXT2_I(inode)->i_block_alloc_info;
+
+        dquot_drop(inode);
         ext2_discard_reservation(inode);
         EXT2_I(inode)->i_block_alloc_info = NULL;
         if (unlikely(rsv))
diff --git a/fs/ext2/xattr.c b/fs/ext2/xattr.c
index 904f00642f84..e44dc92609be 100644
--- a/fs/ext2/xattr.c
+++ b/fs/ext2/xattr.c
@@ -644,8 +644,8 @@ ext2_xattr_set2(struct inode *inode, struct buffer_head *old_bh,
                                    the inode.  */
                                 ea_bdebug(new_bh, "reusing block");
 
-                                error = -EDQUOT;
-                                if (vfs_dq_alloc_block(inode, 1)) {
+                                error = dquot_alloc_block(inode, 1);
+                                if (error) {
                                         unlock_buffer(new_bh);
                                         goto cleanup;
                                 }
@@ -702,7 +702,7 @@ ext2_xattr_set2(struct inode *inode, struct buffer_head *old_bh,
                  * as if nothing happened and cleanup the unused block */
                 if (error && error != -ENOSPC) {
                         if (new_bh && new_bh != old_bh)
-                                vfs_dq_free_block(inode, 1);
+                                dquot_free_block(inode, 1);
                         goto cleanup;
                 }
         } else
@@ -734,7 +734,7 @@ ext2_xattr_set2(struct inode *inode, struct buffer_head *old_bh,
                         le32_add_cpu(&HDR(old_bh)->h_refcount, -1);
                         if (ce)
                                 mb_cache_entry_release(ce);
-                        vfs_dq_free_block(inode, 1);
+                        dquot_free_block(inode, 1);
                         mark_buffer_dirty(old_bh);
                         ea_bdebug(old_bh, "refcount now=%d",
                                 le32_to_cpu(HDR(old_bh)->h_refcount));
@@ -797,7 +797,7 @@ ext2_xattr_delete_inode(struct inode *inode)
                 mark_buffer_dirty(bh);
                 if (IS_SYNC(inode))
                         sync_dirty_buffer(bh);
-                vfs_dq_free_block(inode, 1);
+                dquot_free_block(inode, 1);
         }
         EXT2_I(inode)->i_file_acl = 0;