commit 1a60d4c5a0c4028559585a74e48593b16e1ca9b2
author Ingo Molnar <mingo@elte.hu> Mon Jan 16 16:29:08 2006 +0100
committer Jaroslav Kysela <perex@suse.cz> Wed Mar 22 10:24:50 2006 +0100
tree f03f8dfcd554f8ebbb295522dc46dfe4d110a484
parent f0283f45a04d5cf31512e5e390a38504d97e7a97

[ALSA] semaphore -> mutex (core part)

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>

sound/core/memalloc.c

diff --git a/sound/core/memalloc.c b/sound/core/memalloc.c
index 19b3dcb..9f2b88c 100644
--- a/sound/core/memalloc.c
+++ b/sound/core/memalloc.c
@@ -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 @@
 /*
  */
 
-static DECLARE_MUTEX(list_mutex);
+static DEFINE_MUTEX(list_mutex);
 static LIST_HEAD(mem_list_head);
 
 /* buffer preservation list */
@@ -440,7 +440,7 @@
 
 	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 @@
 			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 @@
 	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 @@
 	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 @@
 		snd_dma_free_pages(&mem->buffer);
 		kfree(mem);
 	}
-	up(&list_mutex);
+	mutex_unlock(&list_mutex);
 }
 
 
@@ -522,7 +522,7 @@
 	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 @@
 				"  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;
 }