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authorMatthias Kaehlcke <matthias.kaehlcke@gmail.com>2007-10-16 01:27:50 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-16 09:43:10 -0700
commit4e3dfacaa0b8e469f412ae776f222102042d7e24 (patch)
tree0dbb44298dd5b16d172030234a155f26074008ef /include/linux/isdn.h
parent4d1ff582246de67b15e3cd2427a39875943ae895 (diff)
downloadlwn-4e3dfacaa0b8e469f412ae776f222102042d7e24.tar.gz
lwn-4e3dfacaa0b8e469f412ae776f222102042d7e24.zip
use mutex instead of semaphore in isdn subsystem common functions
The ISDN subsystem common functions use a semaphore as mutex. Use the mutex API instead of the (binary) semaphore. Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@gmail.com> Acked-by: Karsten Keil <kkeil@suse.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/isdn.h')
-rw-r--r--include/linux/isdn.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/isdn.h b/include/linux/isdn.h
index d5dda4b643ac..d0ecc8eebfbf 100644
--- a/include/linux/isdn.h
+++ b/include/linux/isdn.h
@@ -167,6 +167,7 @@ typedef struct {
#include <linux/etherdevice.h>
#include <linux/skbuff.h>
#include <linux/tcp.h>
+#include <linux/mutex.h>
#define ISDN_TTY_MAJOR 43
#define ISDN_TTYAUX_MAJOR 44
@@ -616,7 +617,7 @@ typedef struct isdn_devt {
int v110emu[ISDN_MAX_CHANNELS]; /* V.110 emulator-mode 0=none */
atomic_t v110use[ISDN_MAX_CHANNELS]; /* Usage-Semaphore for stream */
isdn_v110_stream *v110[ISDN_MAX_CHANNELS]; /* V.110 private data */
- struct semaphore sem; /* serialize list access*/
+ struct mutex mtx; /* serialize list access*/
unsigned long global_features;
} isdn_dev;