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[ALSA] semaphore -> mutex (core part)

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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>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Ingo Molnar
2006-01-16 16:29:08 +01:00
committed by Jaroslav Kysela
parent f0283f45a0
commit 1a60d4c5a0
30 changed files with 293 additions and 282 deletions
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22
sound/core/memalloc.c
View File

@@ -31,7 +31,7 @@
#include <asm/uaccess.h>
#include <linux/dma-mapping.h>
#include <linux/moduleparam.h>
#include <asm/semaphore.h>
#include <linux/mutex.h>
#include <sound/memalloc.h>
#ifdef CONFIG_SBUS
#include <asm/sbus.h>
@@ -54,7 +54,7 @@ int snd_free_sgbuf_pages(struct snd_dma_buffer *dmab);
/*
*/
static DECLARE_MUTEX(list_mutex);
static DEFINE_MUTEX(list_mutex);
static LIST_HEAD(mem_list_head);
/* buffer preservation list */
@@ -440,7 +440,7 @@ size_t snd_dma_get_reserved_buf(struct snd_dma_buffer *dmab, unsigned int id)
snd_assert(dmab, return 0);
down(&list_mutex);
mutex_lock(&list_mutex);
list_for_each(p, &mem_list_head) {
mem = list_entry(p, struct snd_mem_list, list);
if (mem->id == id &&
@@ -452,11 +452,11 @@ size_t snd_dma_get_reserved_buf(struct snd_dma_buffer *dmab, unsigned int id)
if (dmab->dev.dev == NULL)
dmab->dev.dev = dev;
kfree(mem);
up(&list_mutex);
mutex_unlock(&list_mutex);
return dmab->bytes;
}
}
up(&list_mutex);
mutex_unlock(&list_mutex);
return 0;
}
@@ -477,11 +477,11 @@ int snd_dma_reserve_buf(struct snd_dma_buffer *dmab, unsigned int id)
mem = kmalloc(sizeof(*mem), GFP_KERNEL);
if (! mem)
return -ENOMEM;
down(&list_mutex);
mutex_lock(&list_mutex);
mem->buffer = *dmab;
mem->id = id;
list_add_tail(&mem->list, &mem_list_head);
up(&list_mutex);
mutex_unlock(&list_mutex);
return 0;
}
@@ -493,7 +493,7 @@ static void free_all_reserved_pages(void)
struct list_head *p;
struct snd_mem_list *mem;
down(&list_mutex);
mutex_lock(&list_mutex);
while (! list_empty(&mem_list_head)) {
p = mem_list_head.next;
mem = list_entry(p, struct snd_mem_list, list);
@@ -501,7 +501,7 @@ static void free_all_reserved_pages(void)
snd_dma_free_pages(&mem->buffer);
kfree(mem);
}
up(&list_mutex);
mutex_unlock(&list_mutex);
}
@@ -522,7 +522,7 @@ static int snd_mem_proc_read(char *page, char **start, off_t off,
int devno;
static char *types[] = { "UNKNOWN", "CONT", "DEV", "DEV-SG", "SBUS" };
down(&list_mutex);
mutex_lock(&list_mutex);
len += snprintf(page + len, count - len,
"pages : %li bytes (%li pages per %likB)\n",
pages * PAGE_SIZE, pages, PAGE_SIZE / 1024);
@@ -537,7 +537,7 @@ static int snd_mem_proc_read(char *page, char **start, off_t off,
" addr = 0x%lx, size = %d bytes\n",
(unsigned long)mem->buffer.addr, (int)mem->buffer.bytes);
}
up(&list_mutex);
mutex_unlock(&list_mutex);
return len;
}