From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933399AbcFTUHx (ORCPT ); Mon, 20 Jun 2016 16:07:53 -0400 Received: from smtp2.provo.novell.com ([137.65.250.81]:35633 "EHLO smtp2.provo.novell.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753006AbcFTUHf (ORCPT ); Mon, 20 Jun 2016 16:07:35 -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, Davidlohr Bueso Subject: [PATCH 04/12] EDAC: Employ atomic_fetch_inc() Date: Mon, 20 Jun 2016 13:05:56 -0700 Message-Id: <1466453164-13185-5-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: Doug Thompson Cc: Borislav Petkov Cc: Mauro Carvalho Chehab Signed-off-by: Davidlohr Bueso --- drivers/edac/edac_device.c | 2 +- drivers/edac/edac_pci.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/edac/edac_device.c b/drivers/edac/edac_device.c index a97900333e2d..00a6ea02ac0d 100644 --- a/drivers/edac/edac_device.c +++ b/drivers/edac/edac_device.c @@ -470,7 +470,7 @@ int edac_device_alloc_index(void) { static atomic_t device_indexes = ATOMIC_INIT(0); - return atomic_inc_return(&device_indexes) - 1; + return atomic_fetch_inc(&device_indexes); } EXPORT_SYMBOL_GPL(edac_device_alloc_index); diff --git a/drivers/edac/edac_pci.c b/drivers/edac/edac_pci.c index 8f2f2899a7a2..c6d8f5df4156 100644 --- a/drivers/edac/edac_pci.c +++ b/drivers/edac/edac_pci.c @@ -224,7 +224,7 @@ static void edac_pci_workq_function(struct work_struct *work_req) */ int edac_pci_alloc_index(void) { - return atomic_inc_return(&pci_indexes) - 1; + return atomic_fetch_inc(&pci_indexes); } EXPORT_SYMBOL_GPL(edac_pci_alloc_index); -- 2.6.6