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authorArjan van de Ven <arjan@infradead.org>2006-03-23 12:00:21 +0100
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-23 16:38:10 +0100
commit9cdf18279d1f4a2d075ebe924d74e6e4547f6e1b (patch)
tree38a5e7b45ea57535c472601a97785d1360b1e6ee /drivers
parent[PATCH] convert fs/9p/ to mutexes, fix locking bugs (diff)
downloadlinux-9cdf18279d1f4a2d075ebe924d74e6e4547f6e1b.tar.xz
linux-9cdf18279d1f4a2d075ebe924d74e6e4547f6e1b.zip
[PATCH] sem2mutex: kcapi.c
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> Cc: Karsten Keil <kkeil@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/isdn/capi/kcapi.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/drivers/isdn/capi/kcapi.c b/drivers/isdn/capi/kcapi.c
index feec40cf5900..8c4fcb9027b3 100644
--- a/drivers/isdn/capi/kcapi.c
+++ b/drivers/isdn/capi/kcapi.c
@@ -32,6 +32,7 @@
#ifdef CONFIG_AVMB1_COMPAT
#include <linux/b1lli.h>
#endif
+#include <linux/mutex.h>
static char *revision = "$Revision: 1.1.2.8 $";
@@ -66,7 +67,7 @@ LIST_HEAD(capi_drivers);
DEFINE_RWLOCK(capi_drivers_list_lock);
static DEFINE_RWLOCK(application_lock);
-static DECLARE_MUTEX(controller_sem);
+static DEFINE_MUTEX(controller_mutex);
struct capi20_appl *capi_applications[CAPI_MAXAPPL];
struct capi_ctr *capi_cards[CAPI_MAXCONTR];
@@ -395,20 +396,20 @@ attach_capi_ctr(struct capi_ctr *card)
{
int i;
- down(&controller_sem);
+ mutex_lock(&controller_mutex);
for (i = 0; i < CAPI_MAXCONTR; i++) {
if (capi_cards[i] == NULL)
break;
}
if (i == CAPI_MAXCONTR) {
- up(&controller_sem);
+ mutex_unlock(&controller_mutex);
printk(KERN_ERR "kcapi: out of controller slots\n");
return -EBUSY;
}
capi_cards[i] = card;
- up(&controller_sem);
+ mutex_unlock(&controller_mutex);
card->nrecvctlpkt = 0;
card->nrecvdatapkt = 0;
@@ -531,13 +532,13 @@ u16 capi20_register(struct capi20_appl *ap)
write_unlock_irqrestore(&application_lock, flags);
- down(&controller_sem);
+ mutex_lock(&controller_mutex);
for (i = 0; i < CAPI_MAXCONTR; i++) {
if (!capi_cards[i] || capi_cards[i]->cardstate != CARD_RUNNING)
continue;
register_appl(capi_cards[i], applid, &ap->rparam);
}
- up(&controller_sem);
+ mutex_unlock(&controller_mutex);
if (showcapimsgs & 1) {
printk(KERN_DEBUG "kcapi: appl %d up\n", applid);
@@ -560,13 +561,13 @@ u16 capi20_release(struct capi20_appl *ap)
capi_applications[ap->applid - 1] = NULL;
write_unlock_irqrestore(&application_lock, flags);
- down(&controller_sem);
+ mutex_lock(&controller_mutex);
for (i = 0; i < CAPI_MAXCONTR; i++) {
if (!capi_cards[i] || capi_cards[i]->cardstate != CARD_RUNNING)
continue;
release_appl(capi_cards[i], ap->applid);
}
- up(&controller_sem);
+ mutex_unlock(&controller_mutex);
flush_scheduled_work();
skb_queue_purge(&ap->recv_queue);