commit 1b1dcc1b57a49136f118a0f16367256ff9994a69
author Jes Sorensen <jes@sgi.com> Mon Jan 09 15:59:24 2006 -0800
committer Ingo Molnar <mingo@hera.kernel.org> Mon Jan 09 15:59:24 2006 -0800
tree b0b36d4f41d28c9d6514fb309d33c1a084d6309b
parent 794ee1baee1c26be40410233e6c20bceb2b03c08

[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>

fs/hppfs/hppfs_kern.c

diff --git a/fs/hppfs/hppfs_kern.c b/fs/hppfs/hppfs_kern.c
index 5293091..a44dc58 100644
--- a/fs/hppfs/hppfs_kern.c
+++ b/fs/hppfs/hppfs_kern.c
@@ -171,12 +171,12 @@
 
 	err = -ENOMEM;
 	parent = HPPFS_I(ino)->proc_dentry;
-	down(&parent->d_inode->i_sem);
+	mutex_lock(&parent->d_inode->i_mutex);
 	proc_dentry = d_lookup(parent, &dentry->d_name);
 	if(proc_dentry == NULL){
 		proc_dentry = d_alloc(parent, &dentry->d_name);
 		if(proc_dentry == NULL){
-			up(&parent->d_inode->i_sem);
+			mutex_unlock(&parent->d_inode->i_mutex);
 			goto out;
 		}
 		new = (*parent->d_inode->i_op->lookup)(parent->d_inode,
@@ -186,7 +186,7 @@
 			proc_dentry = new;
 		}
 	}
-	up(&parent->d_inode->i_sem);
+	mutex_unlock(&parent->d_inode->i_mutex);
 
 	if(IS_ERR(proc_dentry))
 		return(proc_dentry);