From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757030AbYIQQ5h (ORCPT ); Wed, 17 Sep 2008 12:57:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755313AbYIQQxW (ORCPT ); Wed, 17 Sep 2008 12:53:22 -0400 Received: from outbound-dub.frontbridge.com ([213.199.154.16]:11733 "EHLO IE1EHSOBE002.bigfish.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755122AbYIQQxT (ORCPT ); Wed, 17 Sep 2008 12:53:19 -0400 X-BigFish: VPS4(zzzz10d3izzz32i43j65h) X-Spam-TCS-SCL: 4:0 X-WSS-ID: 0K7CMWD-03-U9H-01 From: Joerg Roedel To: linux-kernel@vger.kernel.org CC: iommu@lists.linux-foundation.org, Joerg Roedel Subject: [PATCH 17/23] AMD IOMMU: replace memset with __GFP_ZERO in alloc_coherent Date: Wed, 17 Sep 2008 18:52:51 +0200 Message-ID: <1221670377-19295-18-git-send-email-joerg.roedel@amd.com> X-Mailer: git-send-email 1.5.6.4 In-Reply-To: <1221670377-19295-1-git-send-email-joerg.roedel@amd.com> References: <1221670377-19295-1-git-send-email-joerg.roedel@amd.com> X-OriginalArrivalTime: 17 Sep 2008 16:52:58.0151 (UTC) FILETIME=[D6779B70:01C918E5] MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Remove the memset to 0 and use __GFP_ZERO at allocation time instead. Signed-off-by: Joerg Roedel --- arch/x86/kernel/amd_iommu.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c index 963b8bb..65aed6e 100644 --- a/arch/x86/kernel/amd_iommu.c +++ b/arch/x86/kernel/amd_iommu.c @@ -1176,11 +1176,11 @@ static void *alloc_coherent(struct device *dev, size_t size, if (!get_device_resources(dev, &iommu, &domain, &devid)) flag &= ~(__GFP_DMA | __GFP_HIGHMEM | __GFP_DMA32); + flag |= __GFP_ZERO; virt_addr = (void *)__get_free_pages(flag, get_order(size)); if (!virt_addr) return 0; - memset(virt_addr, 0, size); paddr = virt_to_phys(virt_addr); if (!iommu || !domain) { -- 1.5.6.4