From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755361AbcFTUIg (ORCPT ); Mon, 20 Jun 2016 16:08:36 -0400 Received: from smtp2.provo.novell.com ([137.65.250.81]:43561 "EHLO smtp2.provo.novell.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752262AbcFTUHg (ORCPT ); Mon, 20 Jun 2016 16:07:36 -0400 From: Davidlohr Bueso To: peterz@infradead.org, mingo@kernel.org Cc: davem@davemloft.net, cw00.choi@samsung.com, dougthompson@xmission.com, bp@alien8.de, mchehab@osg.samsung.com, gregkh@linuxfoundation.org, pfg@sgi.com, jikos@kernel.org, hans.verkuil@cisco.com, awalls@md.metrocast.net, dledford@redhat.com, sean.hefty@intel.com, kys@microsoft.com, heiko.carstens@de.ibm.com, James.Bottomley@HansenPartnership.com, sumit.semwal@linaro.org, schwidefsky@de.ibm.com, linux-kernel@vger.kernel.org, dave@stgolabs.net, linux-pm@vger.kernel.org, Davidlohr Bueso Subject: [PATCH 03/12] PM,devfreq: Employ atomic_fetch_inc() Date: Mon, 20 Jun 2016 13:05:55 -0700 Message-Id: <1466453164-13185-4-git-send-email-dave@stgolabs.net> X-Mailer: git-send-email 2.6.6 In-Reply-To: <1466453164-13185-1-git-send-email-dave@stgolabs.net> References: <1466453164-13185-1-git-send-email-dave@stgolabs.net> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Now that we have fetch_inc() we can stop using inc_return() - 1. These are very similar to the existing OP-RETURN primitives we already have, except they return the value of the atomic variable _before_ modification. Cc: Chanwoo Choi Cc: linux-pm@vger.kernel.org Signed-off-by: Davidlohr Bueso --- drivers/devfreq/devfreq-event.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/devfreq/devfreq-event.c b/drivers/devfreq/devfreq-event.c index 39b048eda2ce..45b02d3d7e7d 100644 --- a/drivers/devfreq/devfreq-event.c +++ b/drivers/devfreq/devfreq-event.c @@ -329,7 +329,7 @@ struct devfreq_event_dev *devfreq_event_add_edev(struct device *dev, edev->dev.class = devfreq_event_class; edev->dev.release = devfreq_event_release_edev; - dev_set_name(&edev->dev, "event.%d", atomic_inc_return(&event_no) - 1); + dev_set_name(&edev->dev, "event.%d", atomic_fetch_inc(&event_no)); ret = device_register(&edev->dev); if (ret < 0) { put_device(&edev->dev); -- 2.6.6