From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:57726) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dVb7s-0002oZ-Ao for qemu-devel@nongnu.org; Thu, 13 Jul 2017 06:13:41 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dVb7o-0005Hr-BY for qemu-devel@nongnu.org; Thu, 13 Jul 2017 06:13:40 -0400 Received: from 15.mo7.mail-out.ovh.net ([87.98.180.21]:39329) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dVb7o-0005HI-3y for qemu-devel@nongnu.org; Thu, 13 Jul 2017 06:13:36 -0400 Received: from player788.ha.ovh.net (b6.ovh.net [213.186.33.56]) by mo7.mail-out.ovh.net (Postfix) with ESMTP id 7961162447 for ; Thu, 13 Jul 2017 12:13:32 +0200 (CEST) References: <20170608063608.17855-1-nikunj@linux.vnet.ibm.com> <20170609020141.GB26521@umbus.fritz.box> <87mv9heota.fsf@abhimanyu.i-did-not-set--mail-host-address--so-tickle-me> <20170609102714.GK26521@umbus.fritz.box> <87eftlar4a.fsf@abhimanyu.i-did-not-set--mail-host-address--so-tickle-me> <1ec762f9-d8b2-5195-1ffe-f4cde35571fd@kaod.org> <878tjsbwj4.fsf@abhimanyu.i-did-not-set--mail-host-address--so-tickle-me> <5fa5cb00-ee28-0ba4-2084-b0a43b8429f1@kaod.org> <8760ewbt38.fsf@abhimanyu.i-did-not-set--mail-host-address--so-tickle-me> From: =?UTF-8?Q?C=c3=a9dric_Le_Goater?= Message-ID: Date: Thu, 13 Jul 2017 12:13:23 +0200 MIME-Version: 1.0 In-Reply-To: <8760ewbt38.fsf@abhimanyu.i-did-not-set--mail-host-address--so-tickle-me> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Subject: Re: [Qemu-devel] [Qemu-ppc] [PATCH RFC] spapr: ignore interrupts during reset state List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Nikunj A Dadhania , David Gibson Cc: alex.bennee@linaro.org, bharata@linux.vnet.ibm.com, qemu-ppc@nongnu.org, qemu-devel@nongnu.org, rth@twiddle.net On 07/13/2017 11:10 AM, Nikunj A Dadhania wrote: > C=C3=A9dric Le Goater writes: >=20 >> On 07/13/2017 09:55 AM, Nikunj A Dadhania wrote: >>> C=C3=A9dric Le Goater writes: >>> >>>>>> How about the following, we do not report work until MSR_EE is dis= abled: >>>>> >>>>> With this fix, I could test the XIVE<->XICS transitions at reboot=20 >>>>> under TCG. However, the second boot is very slow for some reason.=20 >>>> >>>> hmm, I am not sure this is related but I just got :=20 >>> >>> Havent seen in my setup after around 10 reboot cycles, I was using 2 >>> cores pseries setup. Lets give it some more testing. When did this >>> happen, during boot ? >> >> yes.=20 >> >> I could not reproduce either :/ but I am keeping the patch. qemu runs >> with : >> >> -m 2G -M pseries -accel tcg,thread=3Dmulti -cpu POWER9 -smp cores=3D4,= maxcpus=3D8 -realtime mlock=3Doff -kernel ./vmlinux-4.12.0+ -initrd ./ini= trd.img-4.12.0+ -append 'console=3Dhvc0 dyndbg=3D"file arch/powerpc/sysde= v/xive/* +p"' -nographic -nodefaults -serial mon:stdio -snapshot -d gues= t_errors,unimp -no-shutdown >> >=20 > With 4 cores I am seeing hangs occasionally, although I havent seen a > crash. But seems to be similar problem that you had seen. The results are good with 4 and 8 cores and so you can add my Tested-by: Cheers, C.=20