diff options
author | Markus Armbruster <armbru@redhat.com> | 2006-06-25 14:47:33 +0200 |
---|---|---|
committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-25 19:01:04 +0200 |
commit | 59cc185ada89245204c658ebcf64422968736672 (patch) | |
tree | 042e46cfe90c2ad5b711e2791b05f73ab1fe7725 /drivers/oprofile/buffer_sync.c | |
parent | [PATCH] msnd section fix (diff) | |
download | linux-59cc185ada89245204c658ebcf64422968736672.tar.xz linux-59cc185ada89245204c658ebcf64422968736672.zip |
[PATCH] oprofile: convert from semaphores to mutexes
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Cc: Philippe Elie <phil.el@wanadoo.fr>
Cc: John Levon <levon@movementarian.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/oprofile/buffer_sync.c')
-rw-r--r-- | drivers/oprofile/buffer_sync.c | 8 |
1 files changed, 4 insertions, 4 deletions
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); } |