From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dario Faggioli Subject: Re: [xen-unstable-smoke test] 112957: regressions - trouble: broken/fail/pass Date: Thu, 7 Sep 2017 01:36:36 +0200 Message-ID: <1504740996.30217.14.camel@citrix.com> References: <2017e7bc-aec8-ec04-89b7-46e59020ce16@citrix.com> <7e3c4fda-eb04-2595-bed7-9a459ba1d6e7@citrix.com> <1504626653.338.4.camel@citrix.com> <1504693649.30217.10.camel@citrix.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============8383904290707755625==" Return-path: In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Stefano Stabellini Cc: xen-devel@lists.xensource.com, George Dunlap , Andrew Cooper , George Dunlap , osstest service owner , Julien Grall , Julien Grall , andre.przywara@arm.com List-Id: xen-devel@lists.xenproject.org --===============8383904290707755625== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="=-udFMBjLak+hE9xSCmtKI" --=-udFMBjLak+hE9xSCmtKI Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Wed, 2017-09-06 at 12:29 -0700, Stefano Stabellini wrote: > On Wed, 6 Sep 2017, Dario Faggioli wrote: > >=20 > > Or, in general, make sense out of the fact that the stack pointer > > register changes in such a way that, when we get back in > > do_softirq(), > > what's in the stack in the place where there was the 'cpu' local > > variable has (at least in some circumstances) changed? >=20 > I think yes, it could cause the smp_processor_id() mismatch. > Ok, then the patch was wrong (sorry again), and should stay reverted.=C2=A0 I still find the comment very confusing (if correct at all), and I'll probably send a new patch to improve it. Thanks and Regards, Dario --=20 <> (Raistlin Majere) ----------------------------------------------------------------- Dario Faggioli, Ph.D, http://about.me/dario.faggioli Senior Software Engineer, Citrix Systems R&D Ltd., Cambridge (UK) --=-udFMBjLak+hE9xSCmtKI Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIcBAABCAAGBQJZsIaEAAoJEBZCeImluHPuabcP/1VBrmbF6G5oRUWuoXEpeawG 4Dwb0AEg9bwF2c31CsuiNnt6otI30O/+Ea2J4nhDs9YKvwDN6sxKirn3GRYkWrHu 9dejaw+9Qnwy2vOuBPI5Mme/bIvl2W51/WnwnYAHiYrxqCBJap7t0c17CpOa754N fDJJW9/oXO/wLE0BHWKUkbV+ovnubk0ZDBTK+q3z79wULhHA0l8/PPcMURX2YmOW A1aH7xzPC+uxU+8PaH18cZIAjZSdjAnTeNUPNhMd0pkBgnZVwCHQR1cwyy3Xxm38 JzF9IEja18aS3FaLj9Mbgy8gB5mVXcG+MoLZ4Ou9C7T63qUzc+rPYQYY8C+ByYup kVVrnBuaNbJ59MdFzWl20aQVnjmbNGMOy4W5GmIkZzDHBY15DmItxC6cJFMtZpzc KC0TtBLwI1sCfqAUjQKkBiHC3B6ew9K2yVXdwUjYqs8v6zZ1wh86hISmF2aFImUU 5tcVKKB0VX9Xnb8Bvq/hqAuG8U68j0dTBgyAV77bi8WdaNZdanLDuSisyl3OiSPj IAFm/efQhxpCflKe5udLxoHkHE92AU2Q5BrV/c0jXi/JwQbdZifFbugjfs0XGvOT 6hDvK3ZSq3N0pjzQvd2LEFar8f+8Haw0RqQDDF9IdEIjRl5nKgh2jlgupd4zXIoN 9cW8CEtwWodIpel4eaGt =ki59 -----END PGP SIGNATURE----- --=-udFMBjLak+hE9xSCmtKI-- --===============8383904290707755625== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: inline X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVs IG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpodHRwczovL2xpc3RzLnhlbi5v cmcveGVuLWRldmVsCg== --===============8383904290707755625==--