From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752845AbaBMXdc (ORCPT ); Thu, 13 Feb 2014 18:33:32 -0500 Received: from p3plsmtps2ded04.prod.phx3.secureserver.net ([208.109.80.198]:51361 "EHLO p3plsmtps2ded04.prod.phx3.secureserver.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751199AbaBMXdb (ORCPT ); Thu, 13 Feb 2014 18:33:31 -0500 x-originating-ip: 72.167.245.219 From: "K. Y. Srinivasan" To: gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, devel@linuxdriverproject.org, olaf@aepfle.de, apw@canonical.com, jasowang@redhat.com Cc: "K. Y. Srinivasan" Subject: [PATCH 1/1] Drivers: hv: Ballon: Make pressure posting thread sleep interruptibly Date: Thu, 13 Feb 2014 16:24:33 -0800 Message-Id: <1392337473-27216-1-git-send-email-kys@microsoft.com> X-Mailer: git-send-email 1.7.4.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The non-interruptible sleep of the memory pressure posting thread results in higher reported load average. Make this sleep interruptible. Signed-off-by: K. Y. Srinivasan --- drivers/hv/hv_balloon.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/drivers/hv/hv_balloon.c b/drivers/hv/hv_balloon.c index 7e17a54..7e6d78d 100644 --- a/drivers/hv/hv_balloon.c +++ b/drivers/hv/hv_balloon.c @@ -1171,7 +1171,8 @@ static int dm_thread_func(void *dm_dev) int t; while (!kthread_should_stop()) { - t = wait_for_completion_timeout(&dm_device.config_event, 1*HZ); + t = wait_for_completion_interruptible_timeout( + &dm_device.config_event, 1*HZ); /* * The host expects us to post information on the memory * pressure every second. -- 1.7.4.1