From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758766Ab3GRKyH (ORCPT ); Thu, 18 Jul 2013 06:54:07 -0400 Received: from cassiel.sirena.org.uk ([80.68.93.111]:45868 "EHLO cassiel.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758667Ab3GRKyF (ORCPT ); Thu, 18 Jul 2013 06:54:05 -0400 From: Mark Brown To: Liam Girdwood Cc: linux-kernel@vger.kernel.org, linaro-kernel@lists.linaro.org, Mark Brown Date: Thu, 18 Jul 2013 11:53:51 +0100 Message-Id: <1374144831-25622-1-git-send-email-broonie@kernel.org> X-Mailer: git-send-email 1.8.3.2 X-SA-Exim-Connect-IP: 94.175.92.69 X-SA-Exim-Mail-From: broonie@sirena.org.uk Subject: [PATCH] regulator: core: Use the power efficient workqueue for delayed powerdown X-SA-Exim-Version: 4.2.1 (built Mon, 26 Dec 2011 16:57:07 +0000) X-SA-Exim-Scanned: Yes (on cassiel.sirena.org.uk) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Mark Brown There is no need to use a normal per-CPU workqueue for delayed power downs as they're not timing or performance critical and waking up a core for them would defeat some of the point. Signed-off-by: Mark Brown --- drivers/regulator/core.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index b6efead..6ef476f 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -1891,8 +1891,9 @@ int regulator_disable_deferred(struct regulator *regulator, int ms) rdev->deferred_disables++; mutex_unlock(&rdev->mutex); - ret = schedule_delayed_work(&rdev->disable_work, - msecs_to_jiffies(ms)); + ret = queue_delayed_work(system_power_efficient_wq, + &rdev->disable_work, + msecs_to_jiffies(ms)); if (ret < 0) return ret; else -- 1.8.3.2