From: Peter Zijlstra <peterz@infradead.org>
To: "Liang, Kan" <kan.liang@intel.com>
Cc: "tglx@linutronix.de" <tglx@linutronix.de>,
"mingo@redhat.com" <mingo@redhat.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"acme@kernel.org" <acme@kernel.org>,
"eranian@google.com" <eranian@google.com>,
"ak@linux.intel.com" <ak@linux.intel.com>
Subject: Re: [PATCH V5 4/8] perf/x86/intel/uncore: add new data structures for free running counters
Date: Fri, 19 Jan 2018 14:07:31 +0100 [thread overview]
Message-ID: <20180119130731.GQ2228@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <37D7C6CF3E00A74B8858931C1DB2F07753801FEF@SHSMSX103.ccr.corp.intel.com>
On Thu, Jan 18, 2018 at 05:43:10PM +0000, Liang, Kan wrote:
> In the uncore document, there is no event-code assigned to free running counters.
> Some events need to be defined to indicate the free running counters.
> The events are encoded as event-code + umask-code.
>
> The event-code for all free running counters is 0xff, which is the same as
> the fixed counters.
Is it possible to count the same things using the generic counters?
next prev parent reply other threads:[~2018-01-19 13:07 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-15 18:57 [PATCH V5 1/8] perf/x86/intel/uncore: customized event_read for client IMC uncore kan.liang
2018-01-15 18:57 ` [PATCH V5 2/8] perf/x86/intel/uncore: correct fixed counter index check for NHM kan.liang
2018-01-15 18:57 ` [PATCH V5 3/8] perf/x86/intel/uncore: correct fixed counter index check in generic code kan.liang
2018-01-15 18:57 ` [PATCH V5 4/8] perf/x86/intel/uncore: add new data structures for free running counters kan.liang
2018-01-18 13:32 ` Peter Zijlstra
2018-01-18 17:43 ` Liang, Kan
2018-01-19 13:07 ` Peter Zijlstra [this message]
2018-01-19 15:15 ` Liang, Kan
2018-01-19 17:19 ` Peter Zijlstra
2018-01-19 17:34 ` Stephane Eranian
2018-01-19 17:53 ` Liang, Kan
2018-01-19 17:55 ` Stephane Eranian
2018-01-19 18:00 ` Liang, Kan
2018-01-19 20:18 ` Stephane Eranian
2018-01-19 20:24 ` Andi Kleen
2018-01-19 20:50 ` Stephane Eranian
2018-01-19 20:51 ` Stephane Eranian
2018-01-20 1:24 ` Andi Kleen
2018-01-19 21:33 ` Peter Zijlstra
2018-01-23 22:00 ` Liang, Kan
2018-01-24 10:17 ` Peter Zijlstra
2018-01-24 15:46 ` Liang, Kan
2018-01-15 18:57 ` [PATCH V5 5/8] perf/x86/intel/uncore: add infrastructure for free running counter kan.liang
2018-01-15 18:57 ` [PATCH V5 6/8] perf/x86/intel/uncore: SKX support for IIO free running counters kan.liang
2018-01-15 18:57 ` [PATCH V5 7/8] perf/x86/intel/uncore: expose uncore_pmu_event functions kan.liang
2018-01-15 18:57 ` [PATCH V5 8/8] perf/x86/intel/uncore: clean up client IMC uncore kan.liang
2018-01-18 9:36 ` [PATCH V5 1/8] perf/x86/intel/uncore: customized event_read for " Thomas Gleixner
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