[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>
diff --git a/lib/reed_solomon/reed_solomon.c b/lib/reed_solomon/reed_solomon.c
index f5fef94..f8ac9fa 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 @@
*/
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 @@
kfree(rs->genpoly);
kfree(rs);
}
- up(&rslistlock);
+ mutex_unlock(&rslistlock);
}
/**
@@ -201,7 +202,7 @@
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 @@
list_add(&rs->list, &rslist);
}
out:
- up(&rslistlock);
+ mutex_unlock(&rslistlock);
return rs;
}