From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Liu Subject: Re: [PATCH v3 4/4] libxc: set flag for support of linear p2m list in domain builder Date: Wed, 6 Jan 2016 15:40:17 +0000 Message-ID: <20160106154017.GL27789@citrix.com> References: <1450257860-11389-1-git-send-email-jgross@suse.com> <1450257860-11389-5-git-send-email-jgross@suse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <1450257860-11389-5-git-send-email-jgross@suse.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Juergen Gross Cc: wei.liu2@citrix.com, Ian.Campbell@citrix.com, stefano.stabellini@eu.citrix.com, andrew.cooper3@citrix.com, ian.jackson@eu.citrix.com, xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org On Wed, Dec 16, 2015 at 10:24:20AM +0100, Juergen Gross wrote: > Set the SIF_VIRT_P2M_4TOOLS flag for pv-domUs in the domain builder > to indicate the Xen tools have full support for the virtual mapped > linear p2m list. > > This will enable pv-domUs to drop support of the 3 level p2m tree > and use the linear list only. Without setting this flag some kernels > might limit themselves to 512 GB memory size in order not to break > migration. > > Signed-off-by: Juergen Gross > Reviewed-by: Andrew Cooper Acked-by: Wei Liu