1 files changed, 48 insertions, 4 deletions

diff --git a/fs/jfs/super.c b/fs/jfs/super.c
index ee32211288c..71bc34b96b2 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 = {