From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:35454) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cVvMr-0006me-4E for qemu-devel@nongnu.org; Tue, 24 Jan 2017 02:18:14 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cVvMm-00066f-4m for qemu-devel@nongnu.org; Tue, 24 Jan 2017 02:18:13 -0500 Received: from mail.ispras.ru ([83.149.199.45]:38712) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cVvMl-00066K-Ri for qemu-devel@nongnu.org; Tue, 24 Jan 2017 02:18:08 -0500 From: Pavel Dovgalyuk Date: Tue, 24 Jan 2017 10:18:09 +0300 Message-ID: <20170124071809.4572.55786.stgit@PASHA-ISP> In-Reply-To: <20170124071654.4572.41407.stgit@PASHA-ISP> References: <20170124071654.4572.41407.stgit@PASHA-ISP> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Subject: [Qemu-devel] [PATCH v7 13/14] audio: make audio poll timer deterministic List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: kwolf@redhat.com, peter.maydell@linaro.org, mst@redhat.com, jasowang@redhat.com, quintela@redhat.com, dovgaluk@ispras.ru, kraxel@redhat.com, pbonzini@redhat.com This patch changes resetting strategy of the audio polling timer. It does not change expiration time if the timer is already set. Signed-off-by: Pavel Dovgalyuk --- audio/audio.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/audio/audio.c b/audio/audio.c index c845a44..1ee95a5 100644 --- a/audio/audio.c +++ b/audio/audio.c @@ -1112,8 +1112,10 @@ static int audio_is_timer_needed (void) static void audio_reset_timer (AudioState *s) { if (audio_is_timer_needed ()) { - timer_mod (s->ts, - qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + conf.period.ticks); + if (!timer_pending(s->ts)) { + timer_mod (s->ts, + qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + conf.period.ticks); + } } else { timer_del (s->ts);