From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ig0-f173.google.com (mail-ig0-f173.google.com [209.85.213.173]) by kanga.kvack.org (Postfix) with ESMTP id 6AB6B6B0038 for ; Tue, 8 Sep 2015 06:40:27 -0400 (EDT) Received: by igcrk20 with SMTP id rk20so70656821igc.1 for ; Tue, 08 Sep 2015 03:40:27 -0700 (PDT) Received: from ozlabs.org (ozlabs.org. [103.22.144.67]) by mx.google.com with ESMTPS id v11si4774052pdi.230.2015.09.08.03.40.26 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 08 Sep 2015 03:40:26 -0700 (PDT) Message-ID: <1441708821.13127.0.camel@ellerman.id.au> Subject: Re: [Qemu-devel] [PATCH 19/23] userfaultfd: activate syscall From: Michael Ellerman Date: Tue, 08 Sep 2015 20:40:21 +1000 In-Reply-To: <1441696463.4689.1.camel@ellerman.id.au> References: <1431624680-20153-1-git-send-email-aarcange@redhat.com> <1431624680-20153-20-git-send-email-aarcange@redhat.com> <20150811100728.GB4587@in.ibm.com> <20150811134826.GI4520@redhat.com> <20150812052346.GC4587@in.ibm.com> <1441692486.14597.17.camel@ellerman.id.au> <20150908063948.GB678@in.ibm.com> <1441696463.4689.1.camel@ellerman.id.au> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: bharata@linux.vnet.ibm.com Cc: kvm@vger.kernel.org, qemu-devel@nongnu.org, Sanidhya Kashyap , linux-mm@kvack.org, Andrea Arcangeli , zhang.zhanghailiang@huawei.com, Pavel Emelyanov , Hugh Dickins , Mel Gorman , "Huangpeng (Peter)" , "Dr. David Alan Gilbert" , Andres Lagar-Cavilla , "Kirill A. Shutemov" , Dave Hansen , linux-api@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, Andy Lutomirski , Johannes Weiner , Paolo Bonzini , Andrew Morton , Linus Torvalds , Peter Feiner On Tue, 2015-09-08 at 17:14 +1000, Michael Ellerman wrote: > On Tue, 2015-09-08 at 12:09 +0530, Bharata B Rao wrote: > > On Tue, Sep 08, 2015 at 04:08:06PM +1000, Michael Ellerman wrote: > > > Hmm, not for me. See below. > > > > > > What setup were you testing on Bharata? > > > > I was on commit a94572f5799dd of userfault21 branch in Andrea's tree > > git://git.kernel.org/pub/scm/linux/kernel/git/andrea/aa.git > > > > #uname -a > > Linux 4.1.0-rc8+ #1 SMP Tue Aug 11 11:33:50 IST 2015 ppc64le ppc64le ppc64le GNU/Linux > > > > In fact I had successfully done postcopy migration of sPAPR guest with > > this setup. > > OK, do you mind testing mainline with the same setup to see if the selftest > passes. Ah, I just tried it on big endian and it works. So it seems to not work on little endian for some reason, /probably/ a test case bug? cheers -- 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