From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933332AbbI3NFO (ORCPT ); Wed, 30 Sep 2015 09:05:14 -0400 Received: from foss.arm.com ([217.140.101.70]:59938 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755878AbbI3NEt (ORCPT ); Wed, 30 Sep 2015 09:04:49 -0400 Date: Wed, 30 Sep 2015 14:04:30 +0100 From: Mark Rutland To: Julien Grall Cc: "xen-devel@lists.xenproject.org" , "wei.liu2@citrix.com" , "Ian.Campbell@citrix.com" , "stefano.stabellini@eu.citrix.com" , "konrad.wilk@oracle.com" , "linux-kernel@vger.kernel.org" , "david.vrabel@citrix.com" , "boris.ostrovsky@oracle.com" , "linux-arm-kernel@lists.infradead.org" , "roger.pau@citrix.com" , Suzuki Poulose Subject: Re: [PATCH v5 00/22] xen/arm64: Add support for 64KB page in Linux Message-ID: <20150930130429.GG10997@leverpostej> References: <1443609937-25278-1-git-send-email-julien.grall@citrix.com> <20150930113214.GA10997@leverpostej> <560BCB67.1060100@citrix.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <560BCB67.1060100@citrix.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > > Just to check, would this be expected to work with a 16K DomU (e.g. > > [2])? > > > > From a quick scan it looks like the relaxations provided by this series > > should work so long as PAGE_SIZE % XEN_PAGE_SIZE == 0, assuming I > > haven't missed something. > > Correct, this series is able to cope with any PAGE_SIZE as long as it's > a multiple of the granularity used by Xen (i.e 4KB on ARM). [...] > > Would any of these require more work to also handle 16K? > > No. It should just boot on Xen as long as the CPU is support 16K > granularity. Great to hear, thanks! Mark.