From abd52a13206e02537ca1dc08fc5438c7d27bdbf1 Mon Sep 17 00:00:00 2001 From: Evgeniy Polyakov Date: Mon, 3 Apr 2006 12:04:27 +0400 Subject: [PATCH] w1: Use mutexes instead of semaphores. Use mutexes instead of semaphores. Patch tested on x86_64 and i386 with test bus master driver. Signed-off-by: Evgeniy Polyakov Signed-off-by: Greg Kroah-Hartman --- drivers/w1/w1_int.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'drivers/w1/w1_int.c') diff --git a/drivers/w1/w1_int.c b/drivers/w1/w1_int.c index ae78473d11f..24e7c102fa7 100644 --- a/drivers/w1/w1_int.c +++ b/drivers/w1/w1_int.c @@ -36,7 +36,7 @@ extern struct device w1_master_device; extern int w1_max_slave_count; extern int w1_max_slave_ttl; extern struct list_head w1_masters; -extern struct semaphore w1_mlock; +extern struct mutex w1_mlock; extern int w1_process(void *); @@ -74,7 +74,7 @@ static struct w1_master * w1_alloc_dev(u32 id, int slave_count, int slave_ttl, atomic_set(&dev->refcnt, 2); INIT_LIST_HEAD(&dev->slist); - init_MUTEX(&dev->mutex); + mutex_init(&dev->mutex); memcpy(&dev->dev, device, sizeof(struct device)); snprintf(dev->dev.bus_id, sizeof(dev->dev.bus_id), @@ -135,9 +135,9 @@ int w1_add_master_device(struct w1_bus_master *master) dev->initialized = 1; - down(&w1_mlock); + mutex_lock(&w1_mlock); list_add(&dev->w1_master_entry, &w1_masters); - up(&w1_mlock); + mutex_unlock(&w1_mlock); memset(&msg, 0, sizeof(msg)); msg.id.mst.id = dev->id; -- cgit v1.2.3