From: Jaswinder Singh Rajput <jaswinder@kernel.org>
To: Ingo Molnar <mingo@elte.hu>
Cc: mingo@redhat.com, hpa@zytor.com, paulus@samba.org,
linux-kernel@vger.kernel.org, robert.richter@amd.com,
a.p.zijlstra@chello.nl, tglx@linutronix.de,
linux-tip-commits@vger.kernel.org
Subject: Re: [tip:perfcounters/core] perf_counter, x86: remove X86_FEATURE_ARCH_PERFMON flag for AMD cpus
Date: Mon, 11 May 2009 15:57:32 +0530 [thread overview]
Message-ID: <1242037652.3114.6.camel@localhost.localdomain> (raw)
In-Reply-To: <20090511100226.GA31041@elte.hu>
On Mon, 2009-05-11 at 12:02 +0200, Ingo Molnar wrote:
> * Jaswinder Singh Rajput <jaswinder@kernel.org> wrote:
>
> > There is one more way to check performance monitor support for
> > Intel by using IA32_MISC_ENABLE MSR (0x1A0) bit 7 tells whether
> > performance monitoring is available or not.
> >
> > But IA32_MISC_ENABLE MSR (0x1A0) is not available for Pentium and
> > P6.
> >
> > So better I will add new cpufeature for performance monitoring for
> > x86:
> >
> > X86_FEATURE_PERFMON : Performance monitor support
>
> What is the exact wording of IA32_MISC_ENABLE bit 7 in the Intel
> documents?
>
Bit 7: Performance Monitoring Available. (R)
1 = Performance monitoring enabled
0 = Performance monitoring disabled
--
JSR
next prev parent reply other threads:[~2009-05-11 10:29 UTC|newest]
Thread overview: 88+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-29 10:46 [PATCH 0/29] x86/perfcounters: x86 and AMD cpu updates Robert Richter
2009-04-29 10:46 ` [PATCH 01/29] x86: perfcounter: remove X86_FEATURE_ARCH_PERFMON flag for AMD cpus Robert Richter
2009-04-29 11:21 ` Ingo Molnar
2009-04-29 13:03 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-05-10 5:02 ` Jaswinder Singh Rajput
2009-05-10 5:53 ` Jaswinder Singh Rajput
2009-05-10 6:30 ` Ingo Molnar
2009-05-10 6:51 ` Jaswinder Singh Rajput
2009-05-11 10:02 ` Ingo Molnar
2009-05-11 10:27 ` Jaswinder Singh Rajput [this message]
2009-05-11 12:05 ` Ingo Molnar
2009-05-11 12:13 ` Jaswinder Singh Rajput
2009-05-11 12:39 ` Robert Richter
2009-05-11 13:07 ` Jaswinder Singh Rajput
2009-05-11 13:15 ` Robert Richter
2009-04-29 10:46 ` [PATCH 02/29] perfcounter: declare perf_max_counters only for CONFIG_PERF_COUNTERS Robert Richter
2009-04-29 13:03 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 03/29] x86/perfcounters: add default path to cpu detection Robert Richter
2009-04-29 13:03 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 04/29] x86/perfcounters: rework pmc_amd_save_disable_all() and pmc_amd_restore_all() Robert Richter
2009-04-29 11:07 ` Peter Zijlstra
2009-04-29 11:11 ` Ingo Molnar
2009-04-29 11:16 ` Peter Zijlstra
2009-04-29 11:19 ` Ingo Molnar
2009-04-29 11:27 ` Peter Zijlstra
2009-04-29 12:33 ` Paul Mackerras
2009-04-29 12:55 ` Ingo Molnar
2009-04-29 13:04 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 05/29] x86/perfcounters: protect per-cpu variables with compile barriers only Robert Richter
2009-04-29 13:04 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 06/29] perfcounters: rename struct hw_perf_counter_ops into struct pmu Robert Richter
2009-04-29 13:04 ` [tip:perfcounters/core] " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 07/29] x86/perfcounters: rename struct pmc_x86_ops into struct x86_pmu Robert Richter
2009-04-29 13:04 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 08/29] x86/perfcounters: make interrupt handler model specific Robert Richter
2009-04-29 13:04 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 09/29] x86/perfcounters: remove get_status() from struct x86_pmu Robert Richter
2009-04-29 13:05 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 10/29] x86/perfcounters: remove ack_status() " Robert Richter
2009-04-29 13:05 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 11/29] x86/perfcounters: rename __hw_perf_counter_set_period into x86_perf_counter_set_period Robert Richter
2009-04-29 13:05 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 12/29] x86/perfcounters: rename intel only functions Robert Richter
2009-04-29 13:05 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 13/29] x86/perfcounters: modify initialization of struct x86_pmu Robert Richter
2009-04-29 13:05 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 14/29] x86/perfcounters: make x86_pmu data a static struct Robert Richter
2009-04-29 13:05 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 15/29] x86/perfcounters: move counter parameters to struct x86_pmu Robert Richter
2009-04-29 13:06 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 16/29] x86/perfcounters: make pmu version generic Robert Richter
2009-04-29 13:06 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 17/29] x86/perfcounters: make x86_pmu_read() static inline Robert Richter
2009-04-29 13:06 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 18/29] x86/perfcounters: rename cpuc->active_mask Robert Richter
2009-04-29 11:24 ` Ingo Molnar
2009-04-29 13:06 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 13:10 ` Ingo Molnar
2009-04-29 14:55 ` [PATCH] perf_counter, x86: rename bitmasks to ->used_mask and ->active_mask Robert Richter
2009-04-29 20:21 ` [tip:perfcounters/core] " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 19/29] x86/perfcounters: generic use of cpuc->active Robert Richter
2009-04-29 13:06 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 20/29] x86/perfcounters: consistent use of type int for counter index Robert Richter
2009-04-29 13:07 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 21/29] x86/perfcounters: rework counter enable functions Robert Richter
2009-04-29 13:07 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 22/29] x86/perfcounters: rework counter disable functions Robert Richter
2009-04-29 13:07 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 23/29] x86/perfcounters: change and remove pmu initialization checks Robert Richter
2009-04-29 13:07 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 24/29] x86/perfcounters: implement the interrupt handler for AMD cpus Robert Richter
2009-04-29 13:07 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 25/29] x86/perfcounters: return raw count with x86_perf_counter_update() Robert Richter
2009-04-29 13:08 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 26/29] x86/perfcounters: introduce max_period variable Robert Richter
2009-04-29 11:14 ` Ingo Molnar
2009-04-29 13:08 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 27/29] x86/perfcounters: remove vendor check in fixed_mode_idx() Robert Richter
2009-04-29 13:08 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-05-04 18:24 ` [tip:perfcounters/core] perf_counter: fix fixed-purpose counter support on v2 Intel-PERFMON tip-bot for Ingo Molnar
2009-04-29 10:47 ` [PATCH 28/29] x86/perfcounters: remove unused function argument in intel_pmu_get_status() Robert Richter
2009-04-29 13:08 ` [tip:perfcounters/core] perf_counter, x86: " tip-bot for Robert Richter
2009-04-29 10:47 ` [PATCH 29/29] perfcounters: updating kerneltop documentation Robert Richter
2009-04-29 11:12 ` Ingo Molnar
2009-04-29 13:08 ` [tip:perfcounters/core] perf_counter: update 'perf top' documentation tip-bot for Robert Richter
2009-04-29 11:09 ` [PATCH 0/29] x86/perfcounters: x86 and AMD cpu updates Ingo Molnar
2009-04-29 11:22 ` Peter Zijlstra
2009-04-29 11:28 ` Ingo Molnar
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