diff options
Diffstat (limited to 'sound/synth/util_mem.c')
| -rw-r--r-- | sound/synth/util_mem.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/sound/synth/util_mem.c b/sound/synth/util_mem.c index 217e8e552a4..1d9b11f345f 100644 --- a/sound/synth/util_mem.c +++ b/sound/synth/util_mem.c @@ -18,6 +18,7 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ +#include <linux/mutex.h> #include <sound/driver.h> #include <linux/init.h> #include <linux/slab.h> @@ -42,7 +43,7 @@ snd_util_memhdr_new(int memsize) if (hdr == NULL) return NULL; hdr->size = memsize; - init_MUTEX(&hdr->block_mutex); + mutex_init(&hdr->block_mutex); INIT_LIST_HEAD(&hdr->block); return hdr; @@ -136,9 +137,9 @@ struct snd_util_memblk * snd_util_mem_alloc(struct snd_util_memhdr *hdr, int size) { struct snd_util_memblk *blk; - down(&hdr->block_mutex); + mutex_lock(&hdr->block_mutex); blk = __snd_util_mem_alloc(hdr, size); - up(&hdr->block_mutex); + mutex_unlock(&hdr->block_mutex); return blk; } @@ -163,9 +164,9 @@ int snd_util_mem_free(struct snd_util_memhdr *hdr, struct snd_util_memblk *blk) { snd_assert(hdr && blk, return -EINVAL); - down(&hdr->block_mutex); + mutex_lock(&hdr->block_mutex); __snd_util_mem_free(hdr, blk); - up(&hdr->block_mutex); + mutex_unlock(&hdr->block_mutex); return 0; } @@ -175,9 +176,9 @@ int snd_util_mem_free(struct snd_util_memhdr *hdr, struct snd_util_memblk *blk) int snd_util_mem_avail(struct snd_util_memhdr *hdr) { unsigned int size; - down(&hdr->block_mutex); + mutex_lock(&hdr->block_mutex); size = hdr->size - hdr->used; - up(&hdr->block_mutex); + mutex_unlock(&hdr->block_mutex); return size; } |