linux-kernel - Re: [PATCH V2 0/6] perf: New conditional branch filter

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Message-ID: <523D3FA2.2070209@linux.vnet.ibm.com>
Date:	Sat, 21 Sep 2013 12:11:38 +0530
From:	Anshuman Khandual <khandual@...ux.vnet.ibm.com>
To:	Stephane Eranian <eranian@...gle.com>
CC:	Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Linux PPC dev <linuxppc-dev@...abs.org>,
	ellerman@....ibm.com, michael.neuling@....ibm.com
Subject: Re: [PATCH V2 0/6] perf: New conditional branch filter

On 08/30/2013 05:18 PM, Stephane Eranian wrote:
> 2013/8/30 Anshuman Khandual <khandual@...ux.vnet.ibm.com>
>> >
>> >         This patchset is the re-spin of the original branch stack sampling
>> > patchset which introduced new PERF_SAMPLE_BRANCH_COND filter. This patchset
>> > also enables SW based branch filtering support for PPC64 platforms which have
>> > branch stack sampling support. With this new enablement, the branch filter support
>> > for PPC64 platforms have been extended to include all these combinations discussed
>> > below with a sample test application program.
>> >
>> >
> I am trying to understand which HW has support for capturing the
> branches: PPC7 or PPC8.
> Then it seems you're saying that only PPC8 has the filtering support.
> On PPC7 you use the
> SW filter. Did I get this right?
> 
> I will look at the patch set.
> 

Hey Stephane,

Just wondering if you got a chance to go though the patchset ?

Regards
Anshuman

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