linux-kernel - Re: [PATCH 0/6] perf: Use common PMU interrupt disabled code on all architectures

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Date:	Sun, 15 Jun 2014 08:54:23 +0200
From:	Ingo Molnar <mingo@...nel.org>
To:	Vince Weaver <vincent.weaver@...ne.edu>
Cc:	linux-kernel@...r.kernel.org,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Ingo Molnar <mingo@...hat.com>,
	Vineet Gupta <vgupta@...opsys.com>,
	Steven Miao <realmz6@...il.com>,
	James Hogan <james.hogan@...tec.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Paul Mackerras <paulus@...ba.org>,
	Cody P Schafer <cody@...ux.vnet.ibm.com>,
	linux-sh@...r.kernel.org,
	Hendrik Brueckner <brueckner@...ux.vnet.ibm.com>,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	Heiko Carstens <heiko.carstens@...ibm.com>
Subject: Re: [PATCH 0/6] perf: Use common PMU interrupt disabled code on all
 architectures


* Vince Weaver <vincent.weaver@...ne.edu> wrote:

> 
> Now that "perf/x86: Use common PMU interrupt disabled code"
> (c184c980de30dc) was merged, I went and audited all of the
> architectures.  The following patchset attempts to move
> all of the ones that have code disabling sampled events
> due to lack of overflow interrupt to the new common code.
> 
> ARM and x86 were already updated with the original changeset.
> 
> Note that this is an ABI change in some cases, as many
> architectures returned EINVAL previously rather than
> EOPNOTSUPP.
> 
> Unfortunately these patches are not tested at all, as I don't have
> access to the hardware.

Looks good to me, for v3.17. Peter, what do you think?

Reviewed-by: Ingo Molnar <mingo@...nel.org>

Thanks,

	Ingo
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