From 59cc185ada89245204c658ebcf64422968736672 Mon Sep 17 00:00:00 2001 From: Markus Armbruster Date: Sun, 25 Jun 2006 05:47:33 -0700 Subject: [PATCH] oprofile: convert from semaphores to mutexes Signed-off-by: Markus Armbruster Cc: Philippe Elie Cc: John Levon Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/oprofile/buffer_sync.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'drivers/oprofile/buffer_sync.c') diff --git a/drivers/oprofile/buffer_sync.c b/drivers/oprofile/buffer_sync.c index b2e8e49c8659..43e521e99126 100644 --- a/drivers/oprofile/buffer_sync.c +++ b/drivers/oprofile/buffer_sync.c @@ -108,10 +108,10 @@ static int module_load_notify(struct notifier_block * self, unsigned long val, v return 0; /* FIXME: should we process all CPU buffers ? */ - down(&buffer_sem); + mutex_lock(&buffer_mutex); add_event_entry(ESCAPE_CODE); add_event_entry(MODULE_LOADED_CODE); - up(&buffer_sem); + mutex_unlock(&buffer_mutex); #endif return 0; } @@ -501,7 +501,7 @@ void sync_buffer(int cpu) sync_buffer_state state = sb_buffer_start; unsigned long available; - down(&buffer_sem); + mutex_lock(&buffer_mutex); add_cpu_switch(cpu); @@ -550,5 +550,5 @@ void sync_buffer(int cpu) mark_done(cpu); - up(&buffer_sem); + mutex_unlock(&buffer_mutex); } -- cgit v1.2.3