linux-kernel - Re: [RFC][PATCH 00/12] various perf fixes

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Message-ID: <CACT4Y+Zb4VE5HiAvEubFU6W=+iXgoDB-1xCSd_r3MYGzbetMxQ@mail.gmail.com>
Date:	Tue, 12 Jan 2016 11:57:23 +0100
From:	Dmitry Vyukov <dvyukov@...gle.com>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	Peter Zijlstra <peterz@...radead.org>,
	alexander.shishkin@...ux.intel.com,
	Stephane Eranian <eranian@...gle.com>,
	LKML <linux-kernel@...r.kernel.org>, vince@...ter.net,
	Andi Kleen <andi@...stfloor.org>, jolsa@...hat.com,
	Thomas Gleixner <tglx@...utronix.de>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Arnaldo Carvalho de Melo <acme@...radead.org>
Subject: Re: [RFC][PATCH 00/12] various perf fixes

On Tue, Jan 12, 2016 at 11:11 AM, Ingo Molnar <mingo@...nel.org> wrote:
>
> * Peter Zijlstra <peterz@...radead.org> wrote:
>
>> Hi,
>>
>> I've been hunting perf bugs for the past few weeks. This resulted in this pile
>> of patches, that mostly seems to work -- I still get an occasional fail so
>> something is still off.
>>
>> But I've been sitting on this for far too long, so here goes.
>>
>> (I've not at all tested perf-cgroup)
>>
>> The code compiles in between patches, but I've not bothered trying to run/test
>> any intermediate stage. There's just too many inter-related fail.
>>
>> Alexander, Stephane, could you guys please have a hard look at this?
>>
>> Andi, Dmitry, patch 10 should explain the getting stuck in
>> perf_install_in_context() forever thing you both have observed.
>
> Btw., if there's no test failures I plan to apply and push this to Linus fairly
> soon, so guys please give it all the review and testing you can.


Yes, I was able to apply it on top of the latest Linus tree. Thanks.
Now testing perf with these patches at full capacity.