From 97d1f15b7ef52c1e9c28dc48b454024bb53a5fd2 Mon Sep 17 00:00:00 2001
From: Arjan van de Ven <arjan@infradead.org>
Date: Thu, 23 Mar 2006 03:00:24 -0800
Subject: [PATCH] sem2mutex: kernel/

Semaphore to mutex conversion.

The conversion was generated via scripts, and the result was validated
automatically via a script as well.

Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 lib/reed_solomon/reed_solomon.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

(limited to 'lib/reed_solomon')

diff --git a/lib/reed_solomon/reed_solomon.c b/lib/reed_solomon/reed_solomon.c
index f5fef948a41..f8ac9fa95de 100644
--- a/lib/reed_solomon/reed_solomon.c
+++ b/lib/reed_solomon/reed_solomon.c
@@ -44,12 +44,13 @@
 #include <linux/module.h>
 #include <linux/rslib.h>
 #include <linux/slab.h>
+#include <linux/mutex.h>
 #include <asm/semaphore.h>
 
 /* This list holds all currently allocated rs control structures */
 static LIST_HEAD (rslist);
 /* Protection for the list */
-static DECLARE_MUTEX(rslistlock);
+static DEFINE_MUTEX(rslistlock);
 
 /**
  * rs_init - Initialize a Reed-Solomon codec
@@ -161,7 +162,7 @@ errrs:
  */
 void free_rs(struct rs_control *rs)
 {
-	down(&rslistlock);
+	mutex_lock(&rslistlock);
 	rs->users--;
 	if(!rs->users) {
 		list_del(&rs->list);
@@ -170,7 +171,7 @@ void free_rs(struct rs_control *rs)
 		kfree(rs->genpoly);
 		kfree(rs);
 	}
-	up(&rslistlock);
+	mutex_unlock(&rslistlock);
 }
 
 /**
@@ -201,7 +202,7 @@ struct rs_control *init_rs(int symsize, int gfpoly, int fcr, int prim,
 	if (nroots < 0 || nroots >= (1<<symsize))
 		return NULL;
 
-	down(&rslistlock);
+	mutex_lock(&rslistlock);
 
 	/* Walk through the list and look for a matching entry */
 	list_for_each(tmp, &rslist) {
@@ -228,7 +229,7 @@ struct rs_control *init_rs(int symsize, int gfpoly, int fcr, int prim,
 		list_add(&rs->list, &rslist);
 	}
 out:
-	up(&rslistlock);
+	mutex_unlock(&rslistlock);
 	return rs;
 }
 
-- 
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