linux-kernel - Re: [PATCH 0/2] Fix resume failure due to PCID

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Message-ID: <20170915110114.GA32516@amd>
Date:   Fri, 15 Sep 2017 13:01:14 +0200
From:   Pavel Machek <pavel@....cz>
To:     Andy Lutomirski <luto@...nel.org>
Cc:     X86 ML <x86@...nel.org>, Borislav Petkov <bpetkov@...e.de>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH 0/2] Fix resume failure due to PCID

On Wed 2017-09-06 19:54:52, Andy Lutomirski wrote:
> Patch 1 is the fix.  Patch 2 is a comment that would have kept me from
> chasing down a false lead.
> 
> I've tested patch 2 using CPU hotplug and suspend/resume.  I haven't
> tested hibernation or kexec because I don't know how.  (If I do
> systemctl hibernate on my laptop, it happily writes out a hiberation
> image somewhere and then it equally happily ignores it on the next
> boot.  I don't know how to test kexec.)

For hibernation, pass resume=<your swap partition> on kernel command
line.

There's even docs somewhere...

									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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