Re: [PATCH] perf/x86: fix RAPL rdmsrl_safe() usage

Borislav Petkov
2014-04-23T19:00:26Z

On Wed, Apr 23, 2014 at 07:04:19PM +0200, Stephane Eranian wrote:
>
> This patch fixes a bug introduced by commit 24223657.

Maybe add

Fixes: <commit-id>

tag?

> The rdmsrl_safe() function returns 0 on success.
> The current code was failing to detect the RAPL PMU
> on real hardware (missing /sys/devices/power) because
> the return value of rdmsrl_safe() was misinterpreted.
>
> Signed-off-by: Stephane Eranian <eranian@google.com>

Acked-by: Borislav Petkov <bp@suse.de>

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Regards/Gruss,
Boris.

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