From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753512AbaB0QbC (ORCPT ); Thu, 27 Feb 2014 11:31:02 -0500 Received: from terminus.zytor.com ([198.137.202.10]:57153 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751114AbaB0Qa7 (ORCPT ); Thu, 27 Feb 2014 11:30:59 -0500 Date: Thu, 27 Feb 2014 08:30:48 -0800 From: tip-bot for Ross Zwisler Message-ID: Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@kernel.org, ross.zwisler@linux.intel.com, tglx@linutronix.de, hpa@linux.intel.com Reply-To: mingo@kernel.org, hpa@zytor.com, linux-kernel@vger.kernel.org, ross.zwisler@linux.intel.com, tglx@linutronix.de, hpa@linux.intel.com In-Reply-To: <1393441612-19729-5-git-send-email-ross.zwisler@linux.intel.com> References: <1393441612-19729-5-git-send-email-ross.zwisler@linux.intel.com> To: linux-tip-commits@vger.kernel.org Subject: [tip:x86/cpu] x86: Use clflushopt in drm_clflush_virt_range Git-Commit-ID: 2a0788dc9bc46789ec98aea0f30c6fb420196b12 X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 2a0788dc9bc46789ec98aea0f30c6fb420196b12 Gitweb: http://git.kernel.org/tip/2a0788dc9bc46789ec98aea0f30c6fb420196b12 Author: Ross Zwisler AuthorDate: Wed, 26 Feb 2014 12:06:52 -0700 Committer: H. Peter Anvin CommitDate: Thu, 27 Feb 2014 08:26:31 -0800 x86: Use clflushopt in drm_clflush_virt_range If clflushopt is available on the system, use it instead of clflush in drm_clflush_virt_range. Signed-off-by: Ross Zwisler Link: http://lkml.kernel.org/r/1393441612-19729-5-git-send-email-ross.zwisler@linux.intel.com Signed-off-by: H. Peter Anvin --- drivers/gpu/drm/drm_cache.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/drm_cache.c b/drivers/gpu/drm/drm_cache.c index c518fb6..534cb89 100644 --- a/drivers/gpu/drm/drm_cache.c +++ b/drivers/gpu/drm/drm_cache.c @@ -139,7 +139,7 @@ drm_clflush_virt_range(char *addr, unsigned long length) mb(); for (; addr < end; addr += boot_cpu_data.x86_clflush_size) clflush(addr); - clflush(end - 1); + clflushopt(end - 1); mb(); return; }