[PATCH] mutex subsystem, semaphore to mutex: VFS, ->i_sem
This patch converts the inode semaphore to a mutex. I have tested it on
XFS and compiled as much as one can consider on an ia64. Anyway your
luck with it might be different.
Modified-by: Ingo Molnar <mingo@elte.hu>
(finished the conversion)
Signed-off-by: Jes Sorensen <jes@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/fs/sysfs/symlink.c b/fs/sysfs/symlink.c
index de402fa..e38d633 100644
--- a/fs/sysfs/symlink.c
+++ b/fs/sysfs/symlink.c
@@ -86,9 +86,9 @@
BUG_ON(!kobj || !kobj->dentry || !name);
- down(&dentry->d_inode->i_sem);
+ mutex_lock(&dentry->d_inode->i_mutex);
error = sysfs_add_link(dentry, name, target);
- up(&dentry->d_inode->i_sem);
+ mutex_unlock(&dentry->d_inode->i_mutex);
return error;
}
@@ -177,4 +177,3 @@
EXPORT_SYMBOL_GPL(sysfs_create_link);
EXPORT_SYMBOL_GPL(sysfs_remove_link);
-
