From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40650) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eZT4o-0000za-RG for qemu-devel@nongnu.org; Wed, 10 Jan 2018 21:58:47 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eZT4l-00059R-QV for qemu-devel@nongnu.org; Wed, 10 Jan 2018 21:58:46 -0500 Date: Thu, 11 Jan 2018 13:47:11 +1100 From: David Gibson Message-ID: <20180111024711.GF24770@umbus.fritz.box> References: <20180108055348.20444-1-david@gibson.dropbear.id.au> <20180109121653.GN2131@umbus.fritz.box> <20180110015506.GO2131@umbus.fritz.box> <0b3ef6d4-0e2f-686a-a1ce-8f71ab1e10d4@redhat.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="f61P+fpdnY2FZS1u" Content-Disposition: inline In-Reply-To: <0b3ef6d4-0e2f-686a-a1ce-8f71ab1e10d4@redhat.com> Subject: Re: [Qemu-devel] [PULL 00/12] ppc-for-2.12 queue 20180108 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Paolo Bonzini Cc: Peter Maydell , surajjs@au1.ibm.com, Greg Kurz , Michael Roth , qemu-ppc@nongnu.org, QEMU Developers --f61P+fpdnY2FZS1u Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Jan 10, 2018 at 02:33:41PM +0100, Paolo Bonzini wrote: > On 10/01/2018 02:55, David Gibson wrote: > > On Tue, Jan 09, 2018 at 03:15:25PM +0000, Peter Maydell wrote: > >> On 9 January 2018 at 12:16, David Gibson = wrote: > >>> Thanks. Even if you can identify which patch it is and we can > >>> postpone that one would be a bug help. > >> > >> Bisection blames this one: > >> > >> pbonzini@redhat.com (1): > >> target-ppc: optimize cmp translation > >=20 > > Aha! Ok, I'll pull that one out until we find a fix. >=20 > Richard posted one, it's an ARM32 backend bug. >=20 > > [snip] > >> (This is a build for arm32, running in a chroot on an aarch64 > >> box, non-debug build.) > >=20 > > Ah.. but since it's a chroot, still an aarch64 cpu behind it all. >=20 > No, it's running 32-bit ARM code. Ah. But maybe a different version to older ARM32s? I'm trying to figure out why I entirely failed to reproduce this on a Raspberry Pi 1 (and a couple of other arm32 machines, but I forget the details of them). > I > > think the machines I managed to borrow were all much older slower > > really truly arm32 machines, which I guess didn't show the problem. > >=20 > > Oh.. and probably a debug (default) build as well. > >=20 >=20 --=20 David Gibson | I'll have my music baroque, and my code david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_ | _way_ _around_! http://www.ozlabs.org/~dgibson --f61P+fpdnY2FZS1u Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEdfRlhq5hpmzETofcbDjKyiDZs5IFAlpW0C8ACgkQbDjKyiDZ s5LygQ/+Nzye+IUW6SKFghWGQEwueQ+bXtZX/iyLbI9sBiRJxBBrxTDn4aUKF026 HabqCeY24OjJW6SRv5o9GxFyy8nyj++8prmM50/TYK2zCNaxUyhTu9nam+VDje9O bWQsmrISU3j540uBGaLPQaG5nc0af+qHVfm0s63tqOMQPiuEYSGClna5c3crywks bGywWERNdO8SCPhnFBdXZVD7jWYr17KOY2cqCERn6FxbSc66tTQSWw+MVEHAfvK/ sCm/MBcNDJHWJ3+5BMHNmtzSsjhL6ugxdwVILeW0PGErCq+dqFk3ckhUrYPMFbpt fyThI4Mo5Sd2Wl2W3KK/igrT2UNyoqy9FSG93lbYmQaY67m8cCNNNI3IlaLnk3H8 +zY5giMwCmzwfobj+u62gvrfCFIGRR+57y45XZAUl6gJ7tIHb/1S6PoCCkAJjERl GtFVhvs0V6ITLvp9IVApIcjb0rSiNiYZVj3GUUhLDHac8fXHipAXkdl2GXh9c4X/ X/lpC3GeECxxfH2BxpKwgZa6/g7EeqCv/LEeS3NM4cJh6+jhwr2UopIMxNuDGC4A ZmIbm1kjQnelVf75qOgR/V4el7HGeVBM1a4RROg/xyn/+XoSPnObiw2lXlk0zQUz ltr3TstbVvorIHUfI/c1hBrcxu8PGIb0YL8rLPwX6LSUq0XvRS8= =ffHs -----END PGP SIGNATURE----- --f61P+fpdnY2FZS1u--