From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Yang Subject: [PATCH v2 0/2] fix and cleanup for iommu/vt-d Date: Fri, 27 May 2016 22:24:06 +0000 Message-ID: <1464387848-16942-1-git-send-email-richard.weiyang@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: 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: joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org, robin.murphy-5wv7dgnIgG8@public.gmane.org Cc: iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, dwmw2-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Wei Yang List-Id: iommu@lists.linux-foundation.org The first patch tries to improve the calculation of the dmar_domain first level entry. The second patch defines two marco for dmar_domains second level size and shift instead of using an integer. --- v2: * use DIV_ROUND_UP instead of ALIGN for the calculation. Thanks Robin Murphy * adds patch 2 for comment Wei Yang (2): iommu/vt-d: reduce extra first level entry in iommu->domains iommu/vt-d: use marco for dmar_domain's second level size and shift drivers/iommu/intel-iommu.c | 12 ++++++------ include/linux/intel-iommu.h | 2 ++ 2 files changed, 8 insertions(+), 6 deletions(-) -- 2.5.0