pcm: Remove superfluous rmb() from PCM meter plugin

rmb() is still left in the code without any actual meaning there just
before the atomic operation.  Let's clean it up.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2016-06-30 21:56:41 +02:00
parent d61d71a9bb
commit 97fce66077

View file

@ -136,7 +136,6 @@ static int snd_pcm_meter_update_scope(snd_pcm_t *pcm)
_again:
rptr = *pcm->hw.ptr;
old_rptr = meter->rptr;
rmb();
if (atomic_read(&meter->reset)) {
reset = 1;
atomic_dec(&meter->reset);