From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752406AbaETMiw (ORCPT ); Tue, 20 May 2014 08:38:52 -0400 Received: from szxga01-in.huawei.com ([119.145.14.64]:4558 "EHLO szxga01-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751092AbaETMiv (ORCPT ); Tue, 20 May 2014 08:38:51 -0400 From: Yijing Wang To: Joerg Roedel , David Woodhouse CC: , , Yijing Wang Subject: [PATCH 3/6] iommu/vt-d: clear the redundant assignment in dmar_enable_qi Date: Tue, 20 May 2014 20:37:49 +0800 Message-ID: <1400589472-8544-4-git-send-email-wangyijing@huawei.com> X-Mailer: git-send-email 1.7.11.msysgit.1 In-Reply-To: <1400589472-8544-1-git-send-email-wangyijing@huawei.com> References: <1400589472-8544-1-git-send-email-wangyijing@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.177.27.212] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org __dmar_enable_qi() will initialize free_head,free_tail and free_cnt for q_inval. Remove the redundant initialization in dmar_enable_qi(). Signed-off-by: Yijing Wang --- drivers/iommu/dmar.c | 3 --- 1 files changed, 0 insertions(+), 3 deletions(-) diff --git a/drivers/iommu/dmar.c b/drivers/iommu/dmar.c index 39f8b71..1168469 100644 --- a/drivers/iommu/dmar.c +++ b/drivers/iommu/dmar.c @@ -1339,9 +1339,6 @@ int dmar_enable_qi(struct intel_iommu *iommu) return -ENOMEM; } - qi->free_head = qi->free_tail = 0; - qi->free_cnt = QI_LENGTH; - raw_spin_lock_init(&qi->q_lock); __dmar_enable_qi(iommu); -- 1.7.1