From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yijing Wang Subject: [PATCH 4/6] iommu/vt-d: clear the redundant assignment for domain->nid Date: Tue, 20 May 2014 20:37:50 +0800 Message-ID: <1400589472-8544-5-git-send-email-wangyijing@huawei.com> References: <1400589472-8544-1-git-send-email-wangyijing@huawei.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1400589472-8544-1-git-send-email-wangyijing-hv44wF8Li93QT0dZR+AlfA@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Errors-To: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org To: Joerg Roedel , David Woodhouse Cc: iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: iommu@lists.linux-foundation.org Alloc_domain() will initialize domain->nid to -1. So the initialization for domain->nid in md_domain_init() is redundant, clear it. Signed-off-by: Yijing Wang --- drivers/iommu/intel-iommu.c | 1 - 1 files changed, 0 insertions(+), 1 deletions(-) diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index 6b71608..d1d6636 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -4134,7 +4134,6 @@ static int md_domain_init(struct dmar_domain *domain, int guest_width) domain->iommu_snooping = 0; domain->iommu_superpage = 0; domain->max_addr = 0; - domain->nid = -1; /* always allocate the top pgd */ domain->pgd = (struct dma_pte *)alloc_pgtable_page(domain->nid); -- 1.7.1