From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755443AbYIQQyV (ORCPT ); Wed, 17 Sep 2008 12:54:21 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754426AbYIQQxN (ORCPT ); Wed, 17 Sep 2008 12:53:13 -0400 Received: from outbound-wa4.frontbridge.com ([216.32.181.16]:64479 "EHLO WA4EHSOBE002.bigfish.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754309AbYIQQxL (ORCPT ); Wed, 17 Sep 2008 12:53:11 -0400 X-BigFish: VPS4(zzzz10d3izzz32i43j66h) X-Spam-TCS-SCL: 5:0 X-WSS-ID: 0K7CMWC-04-US6-01 From: Joerg Roedel To: linux-kernel@vger.kernel.org CC: iommu@lists.linux-foundation.org, Joerg Roedel , Joerg Roedel Subject: [PATCH 22/23] AMD IOMMU: use cmd_buf_size when freeing the command buffer Date: Wed, 17 Sep 2008 18:52:56 +0200 Message-ID: <1221670377-19295-23-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 16:52:58.0229 (UTC) FILETIME=[D6838250:01C918E5] 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 From: Joerg Roedel The command buffer release function uses the CMD_BUF_SIZE macro for get_order. Replace this with iommu->cmd_buf_size which is more reliable about the actual size of the buffer. Signed-off-by: Joerg Roedel --- arch/x86/kernel/amd_iommu_init.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c index 5303404..d0ea4d3 100644 --- a/arch/x86/kernel/amd_iommu_init.c +++ b/arch/x86/kernel/amd_iommu_init.c @@ -434,7 +434,8 @@ static u8 * __init alloc_command_buffer(struct amd_iommu *iommu) static void __init free_command_buffer(struct amd_iommu *iommu) { - free_pages((unsigned long)iommu->cmd_buf, get_order(CMD_BUFFER_SIZE)); + free_pages((unsigned long)iommu->cmd_buf, + get_order(iommu->cmd_buf_size)); } /* allocates the memory where the IOMMU will log its events to */ -- 1.5.6.4