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Date: Thu, 9 Jul 2015 14:30:58 -0700
From: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
To: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
 Michael Ellerman <mpe@ellerman.id.au>,
 Benjamin Herrenschmidt <benh@kernel.crashing.org>,
 Paul Mackerras <paulus@samba.org>, Anton Blanchard <anton@samba.org>,
 Anshuman Khandual <khandual@linux.vnet.ibm.com>,
 Stephane Eranian <eranian@google.com>, peterz@infradead.org
Subject: Re: [PATCH v4 4/7] powerpc/powernv: detect supported nest pmus and
 its events
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Madhavan Srinivasan [maddy@linux.vnet.ibm.com] wrote:
| 
| > Are the 'start.*' and 'unit.*' files events by themselves or just attributes
| > of events?
| 
| These are attributes needed for computation. unit and scale attributes
| will be used by perf tool in post-processing the counter data. These
| can also use by other tools like pcp.

OK. Thanks for clarifying.