linux-kernel - Re: [PATCH v3 6/9] perf, x86: handle multiple records in PEBS buffer

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Message-ID: <87a97pr3k3.fsf@tassilo.jf.intel.com>
Date:	Thu, 31 Jul 2014 07:44:12 -0700
From:	Andi Kleen <andi@...stfloor.org>
To:	"Yan\, Zheng" <zheng.z.yan@...el.com>
Cc:	linux-kernel@...r.kernel.org, mingo@...nel.org, acme@...radead.org,
	eranian@...gle.com, peterz@...radead.org
Subject: Re: [PATCH v3 6/9] perf, x86: handle multiple records in PEBS buffer

"Yan, Zheng" <zheng.z.yan@...el.com> writes:
>> 
>> Please lock yourselves in room and do not come out until you can give a
>> straight and coherent answer.
>> 
>
> Andi,
>
> please confirm this

The hardware can merge PEBS events that happen nearby each other. 
I was wrong earlier in stating the opposite.

-Andi
-- 
ak@...ux.intel.com -- Speaking for myself only
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