From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:53793) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cxcnZ-0000XO-7s for qemu-devel@nongnu.org; Mon, 10 Apr 2017 13:08:18 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cxcnV-0005uJ-7j for qemu-devel@nongnu.org; Mon, 10 Apr 2017 13:08:17 -0400 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:42826) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cxcnU-0005u8-U5 for qemu-devel@nongnu.org; Mon, 10 Apr 2017 13:08:13 -0400 Received: from pps.filterd (m0098399.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v3AH3bkI121015 for ; Mon, 10 Apr 2017 13:08:11 -0400 Received: from e28smtp02.in.ibm.com (e28smtp02.in.ibm.com [125.16.236.2]) by mx0a-001b2d01.pphosted.com with ESMTP id 29re420560-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Mon, 10 Apr 2017 13:08:10 -0400 Received: from localhost by e28smtp02.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 10 Apr 2017 22:38:07 +0530 From: Nikunj A Dadhania In-Reply-To: <82645aee-06a5-6187-5548-6b2e0caec5d9@kaod.org> References: <20170406102249.20383-1-nikunj@linux.vnet.ibm.com> <6029cef4-0a41-cde0-b3c9-6b6ad9bde572@kaod.org> <87vaqgrds2.fsf@abhimanyu.i-did-not-set--mail-host-address--so-tickle-me> <25dcb89b-35be-ea27-8719-7b446f464694@kaod.org> <87d1ck2ovp.fsf@abhimanyu.i-did-not-set--mail-host-address--so-tickle-me> <82645aee-06a5-6187-5548-6b2e0caec5d9@kaod.org> Date: Mon, 10 Apr 2017 22:37:59 +0530 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Message-Id: <87a87o2ntc.fsf@abhimanyu.i-did-not-set--mail-host-address--so-tickle-me> Subject: Re: [Qemu-devel] [Qemu-ppc] [PATCH RFC v1 0/3] Enable MTTCG on PPC64 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: =?utf-8?Q?C=C3=A9dric?= Le Goater , qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Cc: programmingkidx@gmail.com, alex.bennee@linaro.org, qemu-devel@nongnu.org, bharata@linux.vnet.ibm.com C=C3=A9dric Le Goater writes: > On 04/10/2017 06:44 PM, Nikunj A Dadhania wrote: >> C=C3=A9dric Le Goater writes: >>=20 >>> On 04/07/2017 08:07 AM, C=C3=A9dric Le Goater wrote: >>>> On 04/07/2017 07:24 AM, Nikunj A Dadhania wrote: >>>>> C=C3=A9dric Le Goater writes: >>>> >>>> sure. pnv is still on 2.9, so I will rebase on 2.10, merge your=20 >>>> patches and tell you. >>> >>> The system seems to be spinning in skiboot in cpu_idle/relax when=20 >>> starting the linux kernel. It finally boots, but it is rather long. >>> David has merged enough to test if you want to give it a try. >>=20 >> I have got your powernv-ipmi-2.9 + ppc64 mttcg patches, and testing >> them. I too saw delay during boot, but wasn't aware that its caused by >> mttcg. I will have a look. > > You can use David's branch directly now, there is enough support. Sure > I am not sure where that is exactly, the kernel is somewhere in > early_setup(). It might be the secondary spinloop. Lot of prints missing, i think I need to add a console. [ 2.303286014,5] INIT: Starting kernel at 0x20010000, fdt at 0x30354908 = 14865 bytes) [ 43.421998779,5] OPAL: Switch to little-endian OS -> smp_release_cpus() spinning_secondaries =3D 3 <- smp_release_cpus() [ 0.260526] nvram: Failed to find or create lnx,oops-log partition, err = -28 [ 0.264448] nvram: Failed to initialize oops partition! Regards, Nikunj