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authorArjan van de Ven <arjan@infradead.org>2006-03-23 03:00:24 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-23 07:38:10 -0800
commit97d1f15b7ef52c1e9c28dc48b454024bb53a5fd2 (patch)
tree7bdb928096eec577e75897351f639d3f94441c87 /lib
parent[PATCH] sem2mutex: drivers/scsi/ide-scsi.c (diff)
downloadlinux-dev-97d1f15b7ef52c1e9c28dc48b454024bb53a5fd2.tar.xz
linux-dev-97d1f15b7ef52c1e9c28dc48b454024bb53a5fd2.zip
[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>
Diffstat (limited to 'lib')
-rw-r--r--lib/reed_solomon/reed_solomon.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/lib/reed_solomon/reed_solomon.c b/lib/reed_solomon/reed_solomon.c
index f5fef948a415..f8ac9fa95de1 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;
}