Merge /spare/repo/linux-2.6/

12 files changed, 277 insertions, 90 deletions

diff --git a/fs/jfs/acl.c b/fs/jfs/acl.c
index e892dab40c26..461e4934ca7c 100644
--- a/fs/jfs/acl.c
+++ b/fs/jfs/acl.c
@@ -23,6 +23,7 @@
 #include <linux/quotaops.h>
 #include <linux/posix_acl_xattr.h>
 #include "jfs_incore.h"
+#include "jfs_txnmgr.h"
 #include "jfs_xattr.h"
 #include "jfs_acl.h"
 
@@ -75,7 +76,8 @@ static struct posix_acl *jfs_get_acl(struct inode *inode, int type)
         return acl;
 }
 
-static int jfs_set_acl(struct inode *inode, int type, struct posix_acl *acl)
+static int jfs_set_acl(tid_t tid, struct inode *inode, int type,
+                       struct posix_acl *acl)
 {
         char *ea_name;
         struct jfs_inode_info *ji = JFS_IP(inode);
@@ -110,7 +112,7 @@ static int jfs_set_acl(struct inode *inode, int type, struct posix_acl *acl)
                 if (rc < 0)
                         goto out;
         }
-        rc = __jfs_setxattr(inode, ea_name, value, size, 0);
+        rc = __jfs_setxattr(tid, inode, ea_name, value, size, 0);
 out:
         kfree(value);
 
@@ -143,7 +145,7 @@ int jfs_permission(struct inode *inode, int mask, struct nameidata *nd)
         return generic_permission(inode, mask, jfs_check_acl);
 }
 
-int jfs_init_acl(struct inode *inode, struct inode *dir)
+int jfs_init_acl(tid_t tid, struct inode *inode, struct inode *dir)
 {
         struct posix_acl *acl = NULL;
         struct posix_acl *clone;
@@ -159,7 +161,7 @@ int jfs_init_acl(struct inode *inode, struct inode *dir)
 
         if (acl) {
                 if (S_ISDIR(inode->i_mode)) {
-                        rc = jfs_set_acl(inode, ACL_TYPE_DEFAULT, acl);
+                        rc = jfs_set_acl(tid, inode, ACL_TYPE_DEFAULT, acl);
                         if (rc)
                                 goto cleanup;
                 }
@@ -173,7 +175,8 @@ int jfs_init_acl(struct inode *inode, struct inode *dir)
                 if (rc >= 0) {
                         inode->i_mode = mode;
                         if (rc > 0)
-                                rc = jfs_set_acl(inode, ACL_TYPE_ACCESS, clone);
+                                rc = jfs_set_acl(tid, inode, ACL_TYPE_ACCESS,
+                                                 clone);
                 }
                 posix_acl_release(clone);
 cleanup:
@@ -202,8 +205,15 @@ static int jfs_acl_chmod(struct inode *inode)
                 return -ENOMEM;
 
         rc = posix_acl_chmod_masq(clone, inode->i_mode);
-        if (!rc)
-                rc = jfs_set_acl(inode, ACL_TYPE_ACCESS, clone);
+        if (!rc) {
+                tid_t tid = txBegin(inode->i_sb, 0);
+                down(&JFS_IP(inode)->commit_sem);
+                rc = jfs_set_acl(tid, inode, ACL_TYPE_ACCESS, clone);
+                if (!rc)
+                        rc = txCommit(tid, 1, &inode, 0);
+                txEnd(tid);
+                up(&JFS_IP(inode)->commit_sem);
+        }
 
         posix_acl_release(clone);
         return rc;
diff --git a/fs/jfs/inode.c b/fs/jfs/inode.c
index 2137138c59b0..0ec62d5310db 100644
--- a/fs/jfs/inode.c
+++ b/fs/jfs/inode.c
@@ -128,17 +128,23 @@ void jfs_delete_inode(struct inode *inode)
 {
         jfs_info("In jfs_delete_inode, inode = 0x%p", inode);
 
-        if (test_cflag(COMMIT_Freewmap, inode))
-                jfs_free_zero_link(inode);
+        if (!is_bad_inode(inode) &&
+            (JFS_IP(inode)->fileset == cpu_to_le32(FILESYSTEM_I))) {
 
-        diFree(inode);
+                truncate_inode_pages(&inode->i_data, 0);
 
-        /*
-         * Free the inode from the quota allocation.
-         */
-        DQUOT_INIT(inode);
-        DQUOT_FREE_INODE(inode);
-        DQUOT_DROP(inode);
+                if (test_cflag(COMMIT_Freewmap, inode))
+                        jfs_free_zero_link(inode);
+
+                diFree(inode);
+
+                /*
+                 * Free the inode from the quota allocation.
+                 */
+                DQUOT_INIT(inode);
+                DQUOT_FREE_INODE(inode);
+                DQUOT_DROP(inode);
+        }
 
         clear_inode(inode);
 }
diff --git a/fs/jfs/jfs_acl.h b/fs/jfs/jfs_acl.h
index a3acd3eec059..a76293767c73 100644
--- a/fs/jfs/jfs_acl.h
+++ b/fs/jfs/jfs_acl.h
@@ -21,8 +21,16 @@
 #ifdef CONFIG_JFS_POSIX_ACL
 
 int jfs_permission(struct inode *, int, struct nameidata *);
-int jfs_init_acl(struct inode *, struct inode *);
+int jfs_init_acl(tid_t, struct inode *, struct inode *);
 int jfs_setattr(struct dentry *, struct iattr *);
 
-#endif          /* CONFIG_JFS_POSIX_ACL */
+#else
+
+static inline int jfs_init_acl(tid_t tid, struct inode *inode,
+                               struct inode *dir)
+{
+        return 0;
+}
+
+#endif
 #endif          /* _H_JFS_ACL */
diff --git a/fs/jfs/jfs_filsys.h b/fs/jfs/jfs_filsys.h
index 86ccac80f0ab..72a5588faeca 100644
--- a/fs/jfs/jfs_filsys.h
+++ b/fs/jfs/jfs_filsys.h
@@ -37,6 +37,9 @@
 #define JFS_ERR_CONTINUE   0x00000004   /* continue */
 #define JFS_ERR_PANIC      0x00000008   /* panic */
 
+#define JFS_USRQUOTA    0x00000010
+#define JFS_GRPQUOTA    0x00000020
+
 /* platform option (conditional compilation) */
 #define JFS_AIX         0x80000000      /* AIX support */
 /*      POSIX name/directory  support */
diff --git a/fs/jfs/jfs_logmgr.c b/fs/jfs/jfs_logmgr.c
index 22815e88e7cc..d27bac6acaa3 100644
--- a/fs/jfs/jfs_logmgr.c
+++ b/fs/jfs/jfs_logmgr.c
@@ -191,7 +191,7 @@ static int lbmIOWait(struct lbuf * bp, int flag);
 static bio_end_io_t lbmIODone;
 static void lbmStartIO(struct lbuf * bp);
 static void lmGCwrite(struct jfs_log * log, int cant_block);
-static int lmLogSync(struct jfs_log * log, int nosyncwait);
+static int lmLogSync(struct jfs_log * log, int hard_sync);
 
 
 
@@ -915,19 +915,17 @@ static void lmPostGC(struct lbuf * bp)
  *      if new sync address is available
  *      (normally the case if sync() is executed by back-ground
  *      process).
- *      if not, explicitly run jfs_blogsync() to initiate
- *      getting of new sync address.
  *      calculate new value of i_nextsync which determines when
  *      this code is called again.
  *
  * PARAMETERS:  log     - log structure
- *              nosyncwait - 1 if called asynchronously
+ *              hard_sync - 1 to force all metadata to be written
  *
  * RETURN:      0
  *                      
  * serialization: LOG_LOCK() held on entry/exit
  */
-static int lmLogSync(struct jfs_log * log, int nosyncwait)
+static int lmLogSync(struct jfs_log * log, int hard_sync)
 {
         int logsize;
         int written;            /* written since last syncpt */
@@ -941,11 +939,18 @@ static int lmLogSync(struct jfs_log * log, int nosyncwait)
         unsigned long flags;
 
         /* push dirty metapages out to disk */
-        list_for_each_entry(sbi, &log->sb_list, log_list) {
-                filemap_flush(sbi->ipbmap->i_mapping);
-                filemap_flush(sbi->ipimap->i_mapping);
-                filemap_flush(sbi->direct_inode->i_mapping);
-        }
+        if (hard_sync)
+                list_for_each_entry(sbi, &log->sb_list, log_list) {
+                        filemap_fdatawrite(sbi->ipbmap->i_mapping);
+                        filemap_fdatawrite(sbi->ipimap->i_mapping);
+                        filemap_fdatawrite(sbi->direct_inode->i_mapping);
+                }
+        else
+                list_for_each_entry(sbi, &log->sb_list, log_list) {
+                        filemap_flush(sbi->ipbmap->i_mapping);
+                        filemap_flush(sbi->ipimap->i_mapping);
+                        filemap_flush(sbi->direct_inode->i_mapping);
+                }
 
         /*
          *      forward syncpt
@@ -1021,10 +1026,6 @@ static int lmLogSync(struct jfs_log * log, int nosyncwait)
                 /* next syncpt trigger = written + more */
                 log->nextsync = written + more;
 
-        /* return if lmLogSync() from outside of transaction, e.g., sync() */
-        if (nosyncwait)
-                return lsn;
-
         /* if number of bytes written from last sync point is more
          * than 1/4 of the log size, stop new transactions from
          * starting until all current transactions are completed
@@ -1049,11 +1050,12 @@ static int lmLogSync(struct jfs_log * log, int nosyncwait)
  *
  * FUNCTION:    write log SYNCPT record for specified log
  *
- * PARAMETERS:  log     - log structure
+ * PARAMETERS:  log       - log structure
+ *              hard_sync - set to 1 to force metadata to be written
  */
-void jfs_syncpt(struct jfs_log *log)
+void jfs_syncpt(struct jfs_log *log, int hard_sync)
 {       LOG_LOCK(log);
-        lmLogSync(log, 1);
+        lmLogSync(log, hard_sync);
         LOG_UNLOCK(log);
 }
 
diff --git a/fs/jfs/jfs_logmgr.h b/fs/jfs/jfs_logmgr.h
index 747114cd38b8..e4978b5b65ee 100644
--- a/fs/jfs/jfs_logmgr.h
+++ b/fs/jfs/jfs_logmgr.h
@@ -510,6 +510,6 @@ extern int lmLogFormat(struct jfs_log *log, s64 logAddress, int logSize);
 extern int lmGroupCommit(struct jfs_log *, struct tblock *);
 extern int jfsIOWait(void *);
 extern void jfs_flush_journal(struct jfs_log * log, int wait);
-extern void jfs_syncpt(struct jfs_log *log);
+extern void jfs_syncpt(struct jfs_log *log, int hard_sync);
 
 #endif                          /* _H_JFS_LOGMGR */
diff --git a/fs/jfs/jfs_txnmgr.c b/fs/jfs/jfs_txnmgr.c
index 121c981ff453..c7a92f9deb2b 100644
--- a/fs/jfs/jfs_txnmgr.c
+++ b/fs/jfs/jfs_txnmgr.c
@@ -552,6 +552,11 @@ void txEnd(tid_t tid)
                  * synchronize with logsync barrier
                  */
                 if (test_bit(log_SYNCBARRIER, &log->flag)) {
+                        TXN_UNLOCK();
+
+                        /* write dirty metadata & forward log syncpt */
+                        jfs_syncpt(log, 1);
+
                         jfs_info("log barrier off: 0x%x", log->lsn);
 
                         /* enable new transactions start */
@@ -560,11 +565,6 @@ void txEnd(tid_t tid)
                         /* wakeup all waitors for logsync barrier */
                         TXN_WAKEUP(&log->syncwait);
 
-                        TXN_UNLOCK();
-
-                        /* forward log syncpt */
-                        jfs_syncpt(log);
-
                         goto wakeup;
                 }
         }
@@ -657,7 +657,9 @@ struct tlock *txLock(tid_t tid, struct inode *ip, struct metapage * mp,
                                 /* only anonymous txn.
                                  * Remove from anon_list
                                  */
+                                TXN_LOCK();
                                 list_del_init(&jfs_ip->anon_inode_list);
+                                TXN_UNLOCK();
                         }
                         jfs_ip->atlhead = tlck->next;
                 } else {
diff --git a/fs/jfs/jfs_xattr.h b/fs/jfs/jfs_xattr.h
index a1052f3f0bee..25e9990bccd1 100644
--- a/fs/jfs/jfs_xattr.h
+++ b/fs/jfs/jfs_xattr.h
@@ -52,8 +52,8 @@ struct jfs_ea_list {
 #define END_EALIST(ealist) \
         ((struct jfs_ea *) (((char *) (ealist)) + EALIST_SIZE(ealist)))
 
-extern int __jfs_setxattr(struct inode *, const char *, const void *, size_t,
-                          int);
+extern int __jfs_setxattr(tid_t, struct inode *, const char *, const void *,
+                          size_t, int);
 extern int jfs_setxattr(struct dentry *, const char *, const void *, size_t,
                         int);
 extern ssize_t __jfs_getxattr(struct inode *, const char *, void *, size_t);
@@ -61,4 +61,14 @@ extern ssize_t jfs_getxattr(struct dentry *, const char *, void *, size_t);
 extern ssize_t jfs_listxattr(struct dentry *, char *, size_t);
 extern int jfs_removexattr(struct dentry *, const char *);
 
+#ifdef CONFIG_JFS_SECURITY
+extern int jfs_init_security(tid_t, struct inode *, struct inode *);
+#else
+static inline int jfs_init_security(tid_t tid, struct inode *inode,
+                                    struct inode *dir)
+{
+        return 0;
+}
+#endif
+
 #endif  /* H_JFS_XATTR */
diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c
index 1cae14e741eb..1abe7343f920 100644
--- a/fs/jfs/namei.c
+++ b/fs/jfs/namei.c
@@ -39,6 +39,24 @@ struct dentry_operations jfs_ci_dentry_operations;
 static s64 commitZeroLink(tid_t, struct inode *);
 
 /*
+ * NAME:        free_ea_wmap(inode)
+ *
+ * FUNCTION:    free uncommitted extended attributes from working map 
+ *
+ */
+static inline void free_ea_wmap(struct inode *inode)
+{
+        dxd_t *ea = &JFS_IP(inode)->ea;
+
+        if (ea->flag & DXD_EXTENT) {
+                /* free EA pages from cache */
+                invalidate_dxd_metapages(inode, *ea);
+                dbFree(inode, addressDXD(ea), lengthDXD(ea));
+        }
+        ea->flag = 0;
+}
+
+/*
  * NAME:        jfs_create(dip, dentry, mode)
  *
  * FUNCTION:    create a regular file in the parent directory <dip>
@@ -89,8 +107,19 @@ static int jfs_create(struct inode *dip, struct dentry *dentry, int mode,
         down(&JFS_IP(dip)->commit_sem);
         down(&JFS_IP(ip)->commit_sem);
 
+        rc = jfs_init_acl(tid, ip, dip);
+        if (rc)
+                goto out3;
+
+        rc = jfs_init_security(tid, ip, dip);
+        if (rc) {
+                txAbort(tid, 0);
+                goto out3;
+        }
+
         if ((rc = dtSearch(dip, &dname, &ino, &btstack, JFS_CREATE))) {
                 jfs_err("jfs_create: dtSearch returned %d", rc);
+                txAbort(tid, 0);
                 goto out3;
         }
 
@@ -139,6 +168,7 @@ static int jfs_create(struct inode *dip, struct dentry *dentry, int mode,
         up(&JFS_IP(dip)->commit_sem);
         up(&JFS_IP(ip)->commit_sem);
         if (rc) {
+                free_ea_wmap(ip);
                 ip->i_nlink = 0;
                 iput(ip);
         } else
@@ -147,11 +177,6 @@ static int jfs_create(struct inode *dip, struct dentry *dentry, int mode,
       out2:
         free_UCSname(&dname);
 
-#ifdef CONFIG_JFS_POSIX_ACL
-        if (rc == 0)
-                jfs_init_acl(ip, dip);
-#endif
-
       out1:
 
         jfs_info("jfs_create: rc:%d", rc);
@@ -216,8 +241,19 @@ static int jfs_mkdir(struct inode *dip, struct dentry *dentry, int mode)
         down(&JFS_IP(dip)->commit_sem);
         down(&JFS_IP(ip)->commit_sem);
 
+        rc = jfs_init_acl(tid, ip, dip);
+        if (rc)
+                goto out3;
+
+        rc = jfs_init_security(tid, ip, dip);
+        if (rc) {
+                txAbort(tid, 0);
+                goto out3;
+        }
+
         if ((rc = dtSearch(dip, &dname, &ino, &btstack, JFS_CREATE))) {
                 jfs_err("jfs_mkdir: dtSearch returned %d", rc);
+                txAbort(tid, 0);
                 goto out3;
         }
 
@@ -267,6 +303,7 @@ static int jfs_mkdir(struct inode *dip, struct dentry *dentry, int mode)
         up(&JFS_IP(dip)->commit_sem);
         up(&JFS_IP(ip)->commit_sem);
         if (rc) {
+                free_ea_wmap(ip);
                 ip->i_nlink = 0;
                 iput(ip);
         } else
@@ -275,10 +312,6 @@ static int jfs_mkdir(struct inode *dip, struct dentry *dentry, int mode)
       out2:
         free_UCSname(&dname);
 
-#ifdef CONFIG_JFS_POSIX_ACL
-        if (rc == 0)
-                jfs_init_acl(ip, dip);
-#endif
 
       out1:
 
@@ -885,6 +918,10 @@ static int jfs_symlink(struct inode *dip, struct dentry *dentry,
         down(&JFS_IP(dip)->commit_sem);
         down(&JFS_IP(ip)->commit_sem);
 
+        rc = jfs_init_security(tid, ip, dip);
+        if (rc)
+                goto out3;
+
         tblk = tid_to_tblock(tid);
         tblk->xflag |= COMMIT_CREATE;
         tblk->ino = ip->i_ino;
@@ -1000,6 +1037,7 @@ static int jfs_symlink(struct inode *dip, struct dentry *dentry,
         up(&JFS_IP(dip)->commit_sem);
         up(&JFS_IP(ip)->commit_sem);
         if (rc) {
+                free_ea_wmap(ip);
                 ip->i_nlink = 0;
                 iput(ip);
         } else
@@ -1008,11 +1046,6 @@ static int jfs_symlink(struct inode *dip, struct dentry *dentry,
       out2:
         free_UCSname(&dname);
 
-#ifdef CONFIG_JFS_POSIX_ACL
-        if (rc == 0)
-                jfs_init_acl(ip, dip);
-#endif
-
       out1:
         jfs_info("jfs_symlink: rc:%d", rc);
         return rc;
@@ -1328,8 +1361,20 @@ static int jfs_mknod(struct inode *dir, struct dentry *dentry,
         down(&JFS_IP(dir)->commit_sem);
         down(&JFS_IP(ip)->commit_sem);
 
-        if ((rc = dtSearch(dir, &dname, &ino, &btstack, JFS_CREATE)))
+        rc = jfs_init_acl(tid, ip, dir);
+        if (rc)
+                goto out3;
+
+        rc = jfs_init_security(tid, ip, dir);
+        if (rc) {
+                txAbort(tid, 0);
+                goto out3;
+        }
+
+        if ((rc = dtSearch(dir, &dname, &ino, &btstack, JFS_CREATE))) {
+                txAbort(tid, 0);
                 goto out3;
+        }
 
         tblk = tid_to_tblock(tid);
         tblk->xflag |= COMMIT_CREATE;
@@ -1337,8 +1382,10 @@ static int jfs_mknod(struct inode *dir, struct dentry *dentry,
         tblk->u.ixpxd = JFS_IP(ip)->ixpxd;
 
         ino = ip->i_ino;
-        if ((rc = dtInsert(tid, dir, &dname, &ino, &btstack)))
+        if ((rc = dtInsert(tid, dir, &dname, &ino, &btstack))) {
+                txAbort(tid, 0);
                 goto out3;
+        }
 
         ip->i_op = &jfs_file_inode_operations;
         jfs_ip->dev = new_encode_dev(rdev);
@@ -1360,6 +1407,7 @@ static int jfs_mknod(struct inode *dir, struct dentry *dentry,
         up(&JFS_IP(ip)->commit_sem);
         up(&JFS_IP(dir)->commit_sem);
         if (rc) {
+                free_ea_wmap(ip);
                 ip->i_nlink = 0;
                 iput(ip);
         } else
@@ -1368,11 +1416,6 @@ static int jfs_mknod(struct inode *dir, struct dentry *dentry,
       out1:
         free_UCSname(&dname);
 
-#ifdef CONFIG_JFS_POSIX_ACL
-        if (rc == 0)
-                jfs_init_acl(ip, dir);
-#endif
-
       out:
         jfs_info("jfs_mknod: returning %d", rc);
         return rc;
@@ -1390,6 +1433,8 @@ static struct dentry *jfs_lookup(struct inode *dip, struct dentry *dentry, struc
 
         jfs_info("jfs_lookup: name = %s", name);
 
+        if (JFS_SBI(dip->i_sb)->mntflag & JFS_OS2)
+                dentry->d_op = &jfs_ci_dentry_operations;
 
         if ((name[0] == '.') && (len == 1))
                 inum = dip->i_ino;
@@ -1417,9 +1462,6 @@ static struct dentry *jfs_lookup(struct inode *dip, struct dentry *dentry, struc
                 return ERR_PTR(-EACCES);
         }
 
-        if (JFS_SBI(dip->i_sb)->mntflag & JFS_OS2)
-                dentry->d_op = &jfs_ci_dentry_operations;
-
         dentry = d_splice_alias(ip, dentry);
 
         if (dentry && (JFS_SBI(dip->i_sb)->mntflag & JFS_OS2))
diff --git a/fs/jfs/super.c b/fs/jfs/super.c
index ee32211288ce..71bc34b96b2b 100644
--- a/fs/jfs/super.c
+++ b/fs/jfs/super.c
@@ -23,9 +23,11 @@
 #include <linux/parser.h>
 #include <linux/completion.h>
 #include <linux/vfs.h>
+#include <linux/mount.h>
 #include <linux/moduleparam.h>
 #include <linux/posix_acl.h>
 #include <asm/uaccess.h>
+#include <linux/seq_file.h>
 
 #include "jfs_incore.h"
 #include "jfs_filsys.h"
@@ -114,6 +116,8 @@ static void jfs_destroy_inode(struct inode *inode)
 {
         struct jfs_inode_info *ji = JFS_IP(inode);
 
+        BUG_ON(!list_empty(&ji->anon_inode_list));
+
         spin_lock_irq(&ji->ag_lock);
         if (ji->active_ag != -1) {
                 struct bmap *bmap = JFS_SBI(inode->i_sb)->bmap;
@@ -190,7 +194,8 @@ static void jfs_put_super(struct super_block *sb)
 
 enum {
         Opt_integrity, Opt_nointegrity, Opt_iocharset, Opt_resize,
-        Opt_resize_nosize, Opt_errors, Opt_ignore, Opt_err,
+        Opt_resize_nosize, Opt_errors, Opt_ignore, Opt_err, Opt_quota,
+        Opt_usrquota, Opt_grpquota
 };
 
 static match_table_t tokens = {
@@ -202,8 +207,8 @@ static match_table_t tokens = {
         {Opt_errors, "errors=%s"},
         {Opt_ignore, "noquota"},
         {Opt_ignore, "quota"},
-        {Opt_ignore, "usrquota"},
-        {Opt_ignore, "grpquota"},
+        {Opt_usrquota, "usrquota"},
+        {Opt_grpquota, "grpquota"},
         {Opt_err, NULL}
 };
 
@@ -291,6 +296,24 @@ static int parse_options(char *options, struct super_block *sb, s64 *newLVSize,
                         }
                         break;
                 }
+
+#if defined(CONFIG_QUOTA)
+                case Opt_quota:
+                case Opt_usrquota:
+                        *flag |= JFS_USRQUOTA;
+                        break;
+                case Opt_grpquota:
+                        *flag |= JFS_GRPQUOTA;
+                        break;
+#else
+                case Opt_usrquota:
+                case Opt_grpquota:
+                case Opt_quota:
+                        printk(KERN_ERR
+                               "JFS: quota operations not supported\n");
+                        break;
+#endif
+
                 default:
                         printk("jfs: Unrecognized mount option \"%s\" "
                                         " or missing value\n", p);
@@ -531,12 +554,32 @@ static int jfs_sync_fs(struct super_block *sb, int wait)
         /* log == NULL indicates read-only mount */
         if (log) {
                 jfs_flush_journal(log, wait);
-                jfs_syncpt(log);
+                jfs_syncpt(log, 0);
         }
 
         return 0;
 }
 
+static int jfs_show_options(struct seq_file *seq, struct vfsmount *vfs)
+{
+        struct jfs_sb_info *sbi = JFS_SBI(vfs->mnt_sb);
+
+        if (sbi->flag & JFS_NOINTEGRITY)
+                seq_puts(seq, ",nointegrity");
+        else
+                seq_puts(seq, ",integrity");
+
+#if defined(CONFIG_QUOTA)
+        if (sbi->flag & JFS_USRQUOTA)
+                seq_puts(seq, ",usrquota");
+
+        if (sbi->flag & JFS_GRPQUOTA)
+                seq_puts(seq, ",grpquota");
+#endif
+
+        return 0;
+}
+
 static struct super_operations jfs_super_operations = {
         .alloc_inode    = jfs_alloc_inode,
         .destroy_inode  = jfs_destroy_inode,
@@ -550,6 +593,7 @@ static struct super_operations jfs_super_operations = {
         .unlockfs       = jfs_unlockfs,
         .statfs         = jfs_statfs,
         .remount_fs     = jfs_remount,
+        .show_options   = jfs_show_options
 };
 
 static struct export_operations jfs_export_operations = {
diff --git a/fs/jfs/symlink.c b/fs/jfs/symlink.c
index 287d8d6c3cfd..16477b3835e1 100644
--- a/fs/jfs/symlink.c
+++ b/fs/jfs/symlink.c
@@ -22,11 +22,11 @@
 #include "jfs_inode.h"
 #include "jfs_xattr.h"
 
-static int jfs_follow_link(struct dentry *dentry, struct nameidata *nd)
+static void *jfs_follow_link(struct dentry *dentry, struct nameidata *nd)
 {
         char *s = JFS_IP(dentry->d_inode)->i_inline;
         nd_set_link(nd, s);
-        return 0;
+        return NULL;
 }
 
 struct inode_operations jfs_symlink_inode_operations = {
diff --git a/fs/jfs/xattr.c b/fs/jfs/xattr.c
index 554ec739e49b..23aa5066b5a4 100644
--- a/fs/jfs/xattr.c
+++ b/fs/jfs/xattr.c
@@ -21,6 +21,7 @@
 #include <linux/xattr.h>
 #include <linux/posix_acl_xattr.h>
 #include <linux/quotaops.h>
+#include <linux/security.h>
 #include "jfs_incore.h"
 #include "jfs_superblock.h"
 #include "jfs_dmap.h"
@@ -633,12 +634,12 @@ static void ea_release(struct inode *inode, struct ea_buffer *ea_buf)
         }
 }
 
-static int ea_put(struct inode *inode, struct ea_buffer *ea_buf, int new_size)
+static int ea_put(tid_t tid, struct inode *inode, struct ea_buffer *ea_buf,
+                  int new_size)
 {
         struct jfs_inode_info *ji = JFS_IP(inode);
         unsigned long old_blocks, new_blocks;
         int rc = 0;
-        tid_t tid;
 
         if (new_size == 0) {
                 ea_release(inode, ea_buf);
@@ -664,9 +665,6 @@ static int ea_put(struct inode *inode, struct ea_buffer *ea_buf, int new_size)
         if (rc)
                 return rc;
 
-        tid = txBegin(inode->i_sb, 0);
-        down(&ji->commit_sem);
-
         old_blocks = new_blocks = 0;
 
         if (ji->ea.flag & DXD_EXTENT) {
@@ -695,11 +693,8 @@ static int ea_put(struct inode *inode, struct ea_buffer *ea_buf, int new_size)
                 DQUOT_FREE_BLOCK(inode, old_blocks);
 
         inode->i_ctime = CURRENT_TIME;
-        rc = txCommit(tid, 1, &inode, 0);
-        txEnd(tid);
-        up(&ji->commit_sem);
 
-        return rc;
+        return 0;
 }
 
 /*
@@ -810,8 +805,8 @@ static int can_set_xattr(struct inode *inode, const char *name,
         return permission(inode, MAY_WRITE, NULL);
 }
 
-int __jfs_setxattr(struct inode *inode, const char *name, const void *value,
-                   size_t value_len, int flags)
+int __jfs_setxattr(tid_t tid, struct inode *inode, const char *name,
+                   const void *value, size_t value_len, int flags)
 {
         struct jfs_ea_list *ealist;
         struct jfs_ea *ea, *old_ea = NULL, *next_ea = NULL;
@@ -825,9 +820,6 @@ int __jfs_setxattr(struct inode *inode, const char *name, const void *value,
         int rc;
         int length;
 
-        if ((rc = can_set_xattr(inode, name, value, value_len)))
-                return rc;
-
         if (strncmp(name, XATTR_OS2_PREFIX, XATTR_OS2_PREFIX_LEN) == 0) {
                 os2name = kmalloc(namelen - XATTR_OS2_PREFIX_LEN + 1,
                                   GFP_KERNEL);
@@ -939,7 +931,7 @@ int __jfs_setxattr(struct inode *inode, const char *name, const void *value,
 
         ealist->size = cpu_to_le32(new_size);
 
-        rc = ea_put(inode, &ea_buf, new_size);
+        rc = ea_put(tid, inode, &ea_buf, new_size);
 
         goto out;
       release:
@@ -955,12 +947,29 @@ int __jfs_setxattr(struct inode *inode, const char *name, const void *value,
 int jfs_setxattr(struct dentry *dentry, const char *name, const void *value,
                  size_t value_len, int flags)
 {
+        struct inode *inode = dentry->d_inode;
+        struct jfs_inode_info *ji = JFS_IP(inode);
+        int rc;
+        tid_t tid;
+
+        if ((rc = can_set_xattr(inode, name, value, value_len)))
+                return rc;
+
         if (value == NULL) {    /* empty EA, do not remove */
                 value = "";
                 value_len = 0;
         }
 
-        return __jfs_setxattr(dentry->d_inode, name, value, value_len, flags);
+        tid = txBegin(inode->i_sb, 0);
+        down(&ji->commit_sem);
+        rc = __jfs_setxattr(tid, dentry->d_inode, name, value, value_len,
+                            flags);
+        if (!rc)
+                rc = txCommit(tid, 1, &inode, 0);
+        txEnd(tid);
+        up(&ji->commit_sem);
+
+        return rc;
 }
 
 static int can_get_xattr(struct inode *inode, const char *name)
@@ -1122,5 +1131,56 @@ ssize_t jfs_listxattr(struct dentry * dentry, char *data, size_t buf_size)
 
 int jfs_removexattr(struct dentry *dentry, const char *name)
 {
-        return __jfs_setxattr(dentry->d_inode, name, NULL, 0, XATTR_REPLACE);
+        struct inode *inode = dentry->d_inode;
+        struct jfs_inode_info *ji = JFS_IP(inode);
+        int rc;
+        tid_t tid;
+
+        if ((rc = can_set_xattr(inode, name, NULL, 0)))
+                return rc;
+
+        tid = txBegin(inode->i_sb, 0);
+        down(&ji->commit_sem);
+        rc = __jfs_setxattr(tid, dentry->d_inode, name, NULL, 0, XATTR_REPLACE);
+        if (!rc)
+                rc = txCommit(tid, 1, &inode, 0);
+        txEnd(tid);
+        up(&ji->commit_sem);
+
+        return rc;
+}
+
+#ifdef CONFIG_JFS_SECURITY
+int jfs_init_security(tid_t tid, struct inode *inode, struct inode *dir)
+{
+        int rc;
+        size_t len;
+        void *value;
+        char *suffix;
+        char *name;
+
+        rc = security_inode_init_security(inode, dir, &suffix, &value, &len);
+        if (rc) {
+                if (rc == -EOPNOTSUPP)
+                        return 0;
+                return rc;
+        }
+        name = kmalloc(XATTR_SECURITY_PREFIX_LEN + 1 + strlen(suffix),
+                       GFP_NOFS);
+        if (!name) {
+                rc = -ENOMEM;
+                goto kmalloc_failed;
+        }
+        strcpy(name, XATTR_SECURITY_PREFIX);
+        strcpy(name + XATTR_SECURITY_PREFIX_LEN, suffix);
+
+        rc = __jfs_setxattr(tid, inode, name, value, len, 0);
+
+        kfree(name);
+kmalloc_failed:
+        kfree(suffix);
+        kfree(value);
+
+        return rc;
 }
+#endif