From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joerg Roedel Subject: Re: [PATCH] iommu/vt-d: reduce extra first level entry in iommu->domains Date: Wed, 15 Jun 2016 13:39:21 +0200 Message-ID: <20160615113921.GD26566@8bytes.org> References: <1463798511-4015-1-git-send-email-richard.weiyang@gmail.com> <20160524230655.GA28550@vultr.guest> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <20160524230655.GA28550-yrDqe6+Pica9sAcnBtTtJQ@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: Wei Yang Cc: iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, dwmw2-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: iommu@lists.linux-foundation.org On Tue, May 24, 2016 at 11:06:55PM +0000, Wei Yang wrote: > Hi, Joerg > > Not sure whether you think this calculation is correct. > > If I missed something for this " + 1" in your formula, I am glad to hear your > explanation. So that I could learn something from you :-) Yeah, your calculation is correct, I applied the patch. Thanks, Joerg