From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Zijlstra Subject: Re: [Bug] Reproducible data corruption on i5-3340M: Please continue your great work! :-) Date: Fri, 16 Aug 2013 13:28:32 +0200 Message-ID: <20130816112832.GY24092@twins.programming.kicks-ass.net> References: <20130814174039.GA24033@dhcp22.suse.cz> <20130814182756.GD24033@dhcp22.suse.cz> <520C9E78.2020401@gmail.com> <520D5ED2.9040403@gmail.com> <20130816110031.GA13507@dhcp22.suse.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20130816110031.GA13507@dhcp22.suse.cz> Sender: owner-linux-mm@kvack.org To: Michal Hocko Cc: Linus Torvalds , Ben Tebulin , Mel Gorman , Johannes Weiner , Balbir Singh , KAMEZAWA Hiroyuki , linux-mm , Rik van Riel , Andrew Morton , LKML , "linux-arch@vger.kernel.org" List-Id: linux-arch.vger.kernel.org On Fri, Aug 16, 2013 at 01:00:31PM +0200, Michal Hocko wrote: > I was thinking about teaching __tlb_remove_page to update the range > automatically from the given address. The mmu_gather unification stuff I had did it differently still: http://permalink.gmane.org/gmane.linux.kernel.mm/81287 That said, I do like Linus' approach. The only thing I haven't considered is if it does the right thing for tile,mips-r4k which have 'special' rules for VM_HUGETLB. Although I don't think it changes those archs enough to break anything. I should find some time to finally finish that series :/ -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from merlin.infradead.org ([205.233.59.134]:45304 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754481Ab3HPL26 (ORCPT ); Fri, 16 Aug 2013 07:28:58 -0400 Date: Fri, 16 Aug 2013 13:28:32 +0200 From: Peter Zijlstra Subject: Re: [Bug] Reproducible data corruption on i5-3340M: Please continue your great work! :-) Message-ID: <20130816112832.GY24092@twins.programming.kicks-ass.net> References: <20130814174039.GA24033@dhcp22.suse.cz> <20130814182756.GD24033@dhcp22.suse.cz> <520C9E78.2020401@gmail.com> <520D5ED2.9040403@gmail.com> <20130816110031.GA13507@dhcp22.suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130816110031.GA13507@dhcp22.suse.cz> Sender: linux-arch-owner@vger.kernel.org List-ID: To: Michal Hocko Cc: Linus Torvalds , Ben Tebulin , Mel Gorman , Johannes Weiner , Balbir Singh , KAMEZAWA Hiroyuki , linux-mm , Rik van Riel , Andrew Morton , LKML , "linux-arch@vger.kernel.org" Message-ID: <20130816112832.KPr9bv4iLmcuIv8qw0Lda3ss-19j2AGPjg6Z3qwRsOA@z> On Fri, Aug 16, 2013 at 01:00:31PM +0200, Michal Hocko wrote: > I was thinking about teaching __tlb_remove_page to update the range > automatically from the given address. The mmu_gather unification stuff I had did it differently still: http://permalink.gmane.org/gmane.linux.kernel.mm/81287 That said, I do like Linus' approach. The only thing I haven't considered is if it does the right thing for tile,mips-r4k which have 'special' rules for VM_HUGETLB. Although I don't think it changes those archs enough to break anything. I should find some time to finally finish that series :/