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Date:   Mon, 15 Apr 2019 22:04:53 +0200
From:   Pavel Machek <pavel@denx.de>
To:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc:     linux-kernel@vger.kernel.org, stable@vger.kernel.org,
        Jarkko Nikula <jarkko.nikula@linux.intel.com>,
        Andy Lutomirski <luto@kernel.org>,
        "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        Borislav Petkov <bpetkov@suse.de>,
        Josh Poimboeuf <jpoimboe@redhat.com>,
        Peter Zijlstra <peterz@infradead.org>,
        "Rafael J. Wysocki" <rjw@rjwysocki.net>,
        Zhang Rui <rui.zhang@intel.com>,
        Ingo Molnar <mingo@kernel.org>,
        Sasha Levin <sashal@kernel.org>,
        Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [PATCH 4.14 05/69] x86/power: Make restore_processor_context()
 sane
Message-ID: <20190415200452.GA25908@amd>
References: <20190415183726.036654568@linuxfoundation.org>
 <20190415183727.581656002@linuxfoundation.org>
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On Mon 2019-04-15 20:58:23, Greg Kroah-Hartman wrote:
> [ Upstream commit 7ee18d677989e99635027cee04c878950e0752b9 ]
>=20
> My previous attempt to fix a couple of bugs in __restore_processor_contex=
t():
>=20
>   5b06bbcfc2c6 ("x86/power: Fix some ordering bugs in __restore_processor=
_context()")
>=20
> ... introduced yet another bug, breaking suspend-resume.
>=20
> Rather than trying to come up with a minimal fix, let's try to clean it up
> for real.  This patch fixes quite a few things:

5b06bbcfc2c6 fixed theoretical bug; rather than porting it to stable
than fixing it up, it would be better not to port it to stable in the
first place or simply revert it there.

Thanks,
								Pavel
							=09
--=20
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo=
g.html

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