From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: Re: [Xen-devel] kasan_map_early_shadow() on Xen Date: Tue, 3 Mar 2015 09:16:50 -0500 Message-ID: <20150303141650.GA30332@l.oracle.com> References: <54F5B3DA.70203@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <54F5B3DA.70203@samsung.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org To: Andrey Ryabinin Cc: Jeremy Fitzhardinge , "Luis R. Rodriguez" , "linux-kernel@vger.kernel.org" , Andy Lutomirski , Chris Wright , xen-devel@lists.xenproject.org, Boris Ostrovsky , virtualization@lists.linux-foundation.org, Alok Kataria List-Id: virtualization@lists.linuxfoundation.org On Tue, Mar 03, 2015 at 04:15:06PM +0300, Andrey Ryabinin wrote: > On 03/03/2015 12:40 PM, Luis R. Rodriguez wrote: > > Andrey, > > > > I believe that on Xen we should disable kasan, would like confirmation > > I guess Xen guests won't work with kasan because Xen guests doesn't setup shadow > (kasan_map_early_shadow() is not called in xen guests). > > Disabling kasan for Xen in Kconfig is undesirable because that will disable kasan > for allmodconfig and allyesconfig builds, but I don't see other option for now. Was there an bug reported for this? It would be good to CC the maintainers of Xen on that sort of thing. Thanks! .. snip.. > > [0] https://lkml.org/lkml/2015/2/23/328 If you look at the other x86 pulls - you will see that the authors also missed enabling it on 32-bit kernels! > > > > Luis > > > > > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.xen.org > http://lists.xen.org/xen-devel