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authorIngo Molnar <mingo@elte.hu>2006-03-26 01:37:12 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-26 08:56:55 -0800
commit353ab6e97b8f209dbecc9f650f1f84e3da2a7bb1 (patch)
treebffabd9a5a493ffd2b41dd825e71e848ca6ba6d7 /fs/partitions
parente655a250d5fc12b6dfe0d436180ba4a3bfffdc9f (diff)
downloadop-kernel-dev-353ab6e97b8f209dbecc9f650f1f84e3da2a7bb1.zip
op-kernel-dev-353ab6e97b8f209dbecc9f650f1f84e3da2a7bb1.tar.gz
[PATCH] sem2mutex: fs/
Semaphore to mutex conversion. The conversion was generated via scripts, and the result was validated automatically via a script as well. Signed-off-by: Ingo Molnar <mingo@elte.hu> Cc: Eric Van Hensbergen <ericvh@ericvh.myip.org> Cc: Robert Love <rml@tech9.net> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: David Woodhouse <dwmw2@infradead.org> Cc: Neil Brown <neilb@cse.unsw.edu.au> Cc: Trond Myklebust <trond.myklebust@fys.uio.no> Cc: Dave Kleikamp <shaggy@austin.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/partitions')
-rw-r--r--fs/partitions/devfs.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/fs/partitions/devfs.c b/fs/partitions/devfs.c
index 87f5044..3f0a780 100644
--- a/fs/partitions/devfs.c
+++ b/fs/partitions/devfs.c
@@ -6,7 +6,7 @@
#include <linux/vmalloc.h>
#include <linux/genhd.h>
#include <linux/bitops.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
struct unique_numspace {
@@ -16,7 +16,7 @@ struct unique_numspace {
struct semaphore mutex;
};
-static DECLARE_MUTEX(numspace_mutex);
+static DEFINE_MUTEX(numspace_mutex);
static int expand_numspace(struct unique_numspace *s)
{
@@ -48,7 +48,7 @@ static int alloc_unique_number(struct unique_numspace *s)
{
int rval = 0;
- down(&numspace_mutex);
+ mutex_lock(&numspace_mutex);
if (s->num_free < 1)
rval = expand_numspace(s);
if (!rval) {
@@ -56,7 +56,7 @@ static int alloc_unique_number(struct unique_numspace *s)
--s->num_free;
__set_bit(rval, s->bits);
}
- up(&numspace_mutex);
+ mutex_unlock(&numspace_mutex);
return rval;
}
@@ -66,11 +66,11 @@ static void dealloc_unique_number(struct unique_numspace *s, int number)
int old_val;
if (number >= 0) {
- down(&numspace_mutex);
+ mutex_lock(&numspace_mutex);
old_val = __test_and_clear_bit(number, s->bits);
if (old_val)
++s->num_free;
- up(&numspace_mutex);
+ mutex_unlock(&numspace_mutex);
}
}
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