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From c67b37a75c6b76da744853a24d029f8b5fde9177 Mon Sep 17 00:00:00 2001
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From: Miroslav Rezanina <mrezanin@redhat.com>
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Date: Wed, 15 Jan 2014 09:14:32 -0500
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Subject: [PATCH 05/14] audio: Lower default wakeup rate to 100 times / second
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Message-id: <f7a7da0d506fd9969e30a4a164dbfe5146bba766.1389776721.git.mrezanin@redhat.com>
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Patchwork-id: 56720
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O-Subject: [RHEL7 qemu-kvm PATCH 2/3] audio: Lower default wakeup rate to 100 times / second
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Bugzilla: 1017636
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RH-Acked-by: Paolo Bonzini <pbonzini@redhat.com>
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RH-Acked-by: Gerd Hoffmann <kraxel@redhat.com>
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RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
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From: Hans de Goede <hdegoede@redhat.com>
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This is more then plenty to keep audio card fifos filles / emptied.
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This drops host cpu-load for audio playback inside a linux vm from
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13% to 9%.
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Signed-off-by: Hans de Goede <hdegoede@redhat.com>
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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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(cherry picked from commit 40a814b0b1789b94c483190b3208729b5182e5bd)
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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audio/audio.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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audio/audio.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/audio/audio.c b/audio/audio.c
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index ebf7d3f..33b3fb6 100644
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--- a/audio/audio.c
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+++ b/audio/audio.c
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@@ -95,7 +95,7 @@ static struct {
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}
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},
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- .period = { .hertz = 250 },
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+ .period = { .hertz = 100 },
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.plive = 0,
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.log_to_monitor = 0,
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.try_poll_in = 1,
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--
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1.8.3.1
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