[PATCH] convert ext3's truncate_sem to a mutex

ext3's truncate_sem is always released in the same function it's taken
and it otherwise is a mutex as well..

Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/fs/ext3/file.c b/fs/ext3/file.c
index 98e78345ead9..59098ea56711 100644
--- a/fs/ext3/file.c
+++ b/fs/ext3/file.c
@@ -37,9 +37,9 @@ static int ext3_release_file (struct inode * inode, struct file * filp)
         if ((filp->f_mode & FMODE_WRITE) &&
                         (atomic_read(&inode->i_writecount) == 1))
         {
-                down(&EXT3_I(inode)->truncate_sem);
+                mutex_lock(&EXT3_I(inode)->truncate_mutex);
                 ext3_discard_reservation(inode);
-                up(&EXT3_I(inode)->truncate_sem);
+                mutex_unlock(&EXT3_I(inode)->truncate_mutex);
         }
         if (is_dx(inode) && filp->private_data)
                 ext3_htree_free_dir_info(filp->private_data);