sysv: drop lock/unlock super

Removed lock/unlock super. Added a new private s_lock mutex.

Signed-off-by: Marco Stornelli <marco.stornelli@gmail.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 2 insertions, 2 deletions

diff --git a/fs/sysv/inode.c b/fs/sysv/inode.c
index d33e506c1eac..c327d4ee1235 100644
--- a/fs/sysv/inode.c
+++ b/fs/sysv/inode.c
@@ -36,7 +36,7 @@ static int sysv_sync_fs(struct super_block *sb, int wait)
         struct sysv_sb_info *sbi = SYSV_SB(sb);
         unsigned long time = get_seconds(), old_time;
 
-        lock_super(sb);
+        mutex_lock(&sbi->s_lock);
 
         /*
          * If we are going to write out the super block,
@@ -51,7 +51,7 @@ static int sysv_sync_fs(struct super_block *sb, int wait)
                 mark_buffer_dirty(sbi->s_bh2);
         }
 
-        unlock_super(sb);
+        mutex_unlock(&sbi->s_lock);
 
         return 0;
 }