From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marcelo Tosatti Subject: Re: kvm: make --mem-path memory allocation depend on mmu notifiers Date: Tue, 13 Jan 2009 18:50:43 -0200 Message-ID: <20090113205043.GA8793@amt.cnet> References: <20090113203617.GA8671@amt.cnet> <496CFBC9.6040006@codemonkey.ws> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: kvm@vger.kernel.org, Avi Kivity To: Anthony Liguori Return-path: Received: from mx2.redhat.com ([66.187.237.31]:38848 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751082AbZAMUuz (ORCPT ); Tue, 13 Jan 2009 15:50:55 -0500 Content-Disposition: inline In-Reply-To: <496CFBC9.6040006@codemonkey.ws> Sender: kvm-owner@vger.kernel.org List-ID: On Tue, Jan 13, 2009 at 02:38:33PM -0600, Anthony Liguori wrote: > Marcelo Tosatti wrote: >> Without mmu notifiers usage of hugepages to back guest memory can cause >> memory corruption. >> > > Really? Why's that? Sorry if I missed a previous discussion of this. https://kerneltrap.org/mailarchive/linux-kvm/2008/12/10/4389914