On Wednesday 06 August 2014, Lan, Tianyu wrote: >Have you tried my attached kernel config file? When someone reported >the issue to me, I also was very hard to reproduce the issue by my own >config file. Maybe once 100 tries. But I can reproduced the issue every >time with the attached configure file on several my machines and even >on server.
There was no attachment. > >-----Original Message----- >From: Borislav Petkov [mailto:b...@alien8.de] >Sent: Wednesday, August 06, 2014 7:08 PM >To: Lan, Tianyu >Cc: t...@linutronix.de; mi...@redhat.com; h...@zytor.com; x...@kernel.org; >toshi.k...@hp.com; imamm...@redhat.com; jan.kis...@siemens.com; >mi...@kernel.org; huawei.li...@huawei.com; pra...@redhat.com; >linux-kernel@vger.kernel.org; Brandt, Todd E Subject: Re: [PATCH] >X86/CPU: Avoid 100ms sleep for cpu offline during S3 > >On Tue, Aug 05, 2014 at 05:29:18PM +0800, Lan Tianyu wrote: >> I think you can pull Tod's tool from git hub and do test from your >> laptop. I attached a configure file come from ubuntu which is easier >> to produce the issue. You can use it to reproduce the issue. > >Right, so I ran it on an old dualcore AMD laptop I have lying around >here and it didn't show any difference with or without your patch. > >For all 4 runs I did with the tool running it without any arguments (so >it did the default thing), I got suspend time for CPU1 of 4-6 msec and >resume of ~20msec. > >I don't know whether it is the dual core or AMD but your patch doesn't >change anything on that laptop which is ok, I'd guess. > >> Ok. BTW, I have tested it on the Ivbridge and Haswell machines. > >Yeah, add those numbers to the commit message too. > >Thanks. > >-- >Regards/Gruss, > Boris. > >Sent from a fat crate under my desk. Formatting is fine. >-- Cheers, Gene Heskett -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Genes Web page <http://geneslinuxbox.net:6309/gene> US V Castleman, SCOTUS, Mar 2014 is grounds for Impeaching SCOTUS -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
