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-rw-r--r--fs/ufs/super.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/fs/ufs/super.c b/fs/ufs/super.c
index 14743d935a93..be1f7b05bc28 100644
--- a/fs/ufs/super.c
+++ b/fs/ufs/super.c
@@ -1248,7 +1248,9 @@ static int ufs_remount (struct super_block *sb, int *mount_flags, char *data)
struct ufs_super_block_first * usb1;
struct ufs_super_block_third * usb3;
unsigned new_mount_opt, ufstype;
+ int enable_quota = 0;
unsigned flags;
+ int err;
lock_kernel();
lock_super(sb);
@@ -1289,6 +1291,13 @@ static int ufs_remount (struct super_block *sb, int *mount_flags, char *data)
* fs was mouted as rw, remounting ro
*/
if (*mount_flags & MS_RDONLY) {
+ err = vfs_dq_off(sb, 1);
+ if (err < 0 && err != -ENOSYS) {
+ unlock_super(sb);
+ unlock_kernel();
+ return -EBUSY;
+ }
+
ufs_put_super_internal(sb);
usb1->fs_time = cpu_to_fs32(sb, get_seconds());
if ((flags & UFS_ST_MASK) == UFS_ST_SUN
@@ -1327,11 +1336,14 @@ static int ufs_remount (struct super_block *sb, int *mount_flags, char *data)
return -EPERM;
}
sb->s_flags &= ~MS_RDONLY;
+ enable_quota = 1;
#endif
}
UFS_SB(sb)->s_mount_opt = new_mount_opt;
unlock_super(sb);
unlock_kernel();
+ if (enable_quota)
+ vfs_dq_quota_on_remount(sb);
return 0;
}
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