From: Michael Ellerman <mpe@ellerman•id.au>
To: Cody P Schafer <cody@linux•vnet.ibm.com>,
Linux PPC <linuxppc-dev@lists•ozlabs.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello•nl>,
LKML <linux-kernel@vger•kernel.org>,
Ingo Molnar <mingo@redhat•com>, Paul Mackerras <paulus@samba•org>,
Arnaldo Carvalho de Melo <acme@ghostprotocols•net>,
Cody P Schafer <cody@linux•vnet.ibm.com>
Subject: Re: [PATCH 5/8] powerpc: add 24x7 interface header
Date: Sat, 1 Feb 2014 16:58:07 +1100 (EST) [thread overview]
Message-ID: <20140201055807.8E65F2C00C7@ozlabs.org> (raw)
In-Reply-To: <1389916434-2288-6-git-send-email-cody@linux.vnet.ibm.com>
On Thu, 2014-16-01 at 23:53:51 UTC, Cody P Schafer wrote:
> 24x7 (also called hv_24x7 or H_24X7) is an interface to obtain
> performance counters from the hypervisor. These counters do not have a
> fixed format/possition and are instead documented in a "24x7 Catalog",
> which is provided by the hypervisor (that interface is also documented
> in this header).
>
> This method of obtaining performance counters from the hypervisor is
> intended to paritialy replace the gpci interface.
Same comments as for the previous patch.
cheers
next prev parent reply other threads:[~2014-02-01 5:58 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-16 23:53 [PATCH 0/8] Add support for PowerPC Hypervisor supplied performance counters Cody P Schafer
2014-01-16 23:53 ` [PATCH 1/8] perf: add PMU_RANGE_ATTR() helper for use by sw-like pmus Cody P Schafer
2014-02-01 5:58 ` Michael Ellerman
2014-02-03 21:19 ` Cody P Schafer
2014-01-16 23:53 ` [PATCH 2/8] perf core: export swevent hrtimer helpers Cody P Schafer
2014-02-01 5:58 ` Michael Ellerman
2014-01-16 23:53 ` [PATCH 3/8] powerpc: add hvcalls for 24x7 and gpci (get performance counter info) Cody P Schafer
2014-02-01 5:58 ` Michael Ellerman
2014-02-03 21:21 ` Cody P Schafer
2014-01-16 23:53 ` [PATCH 4/8] powerpc: add hv_gpci interface header Cody P Schafer
2014-02-01 5:58 ` Michael Ellerman
2014-02-03 21:40 ` Cody P Schafer
2014-02-05 23:14 ` Cody P Schafer
2014-01-16 23:53 ` [PATCH 5/8] powerpc: add 24x7 " Cody P Schafer
2014-02-01 5:58 ` Michael Ellerman [this message]
2014-01-16 23:53 ` [PATCH 6/8] powerpc/perf: add support for the hv gpci (get performance counter info) interface Cody P Schafer
2014-02-01 5:58 ` Michael Ellerman
2014-02-03 21:13 ` Cody P Schafer
2014-01-16 23:53 ` [PATCH 7/8] powerpc/perf: add support for the hv 24x7 interface Cody P Schafer
2014-01-16 23:53 ` [PATCH 8/8] powerpc/perf: add kconfig option for hypervisor provided counters Cody P Schafer
2014-01-22 1:32 ` [PATCH 0/8] Add support for PowerPC Hypervisor supplied performance counters Michael Ellerman
2014-01-22 9:37 ` Anshuman Khandual
2014-01-23 0:11 ` Cody P Schafer
2014-01-31 20:59 ` Cody P Schafer
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