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From: Peter Zijlstra <peterz@infradead.org>
To: David Ahern <dsahern@gmail.com>
Cc: Robert Richter <robert.richter@amd.com>,
	Avi Kivity <avi@redhat.com>,
	Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
	linux-kernel@vger.kernel.org, Ingo Molnar <mingo@kernel.org>,
	Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
	Frederic Weisbecker <fweisbec@gmail.com>,
	Gleb Natapov <gleb@redhat.com>
Subject: Re: [PATCH 08/11] perf tool: precise mode requires exclude_guest
Date: Thu, 06 Sep 2012 00:07:52 +0200	[thread overview]
Message-ID: <1346882872.2600.63.camel@twins> (raw)
In-Reply-To: <50477332.1000902@gmail.com>

On Wed, 2012-09-05 at 09:43 -0600, David Ahern wrote:
> 
> We need to require exclude_guest when using precise attribute with perf 
> else all running VMs on Intel-based servers will crash. I do not have an 
> AMD based server to even attempt the preferred solution.

I've recently gotten a machine from AMD that would allow me to test this
stuff, so I'll put writing that somewhere near the top of the todo.

>  Best I can do 
> is to attempt to keep this thread alive until someone with one can 
> tackle the problem. 

Right you are.. keep doing this until its sorted.

  reply	other threads:[~2012-09-05 22:08 UTC|newest]

Thread overview: 66+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-20 23:25 [PATCH 00/11] perf tool: assorted cleanups and bug fixes David Ahern
2012-07-20 23:25 ` [PATCH 01/11] perf tool: add machine id to modules debug message David Ahern
2012-07-25 19:16   ` [tip:perf/core] perf symbols: Add " tip-bot for David Ahern
2012-07-20 23:25 ` [PATCH 02/11] perf kvm: set name for VM process in guest machine David Ahern
2012-07-25 12:12   ` Jiri Olsa
2012-07-25 19:17   ` [tip:perf/core] perf kvm: Set " tip-bot for David Ahern
2012-07-20 23:25 ` [PATCH 03/11] perf kvm: guest userspace samples should not be lumped with host uspace David Ahern
2012-07-25 12:13   ` Jiri Olsa
2012-07-25 19:18   ` [tip:perf/core] perf kvm: Guest " tip-bot for David Ahern
2012-07-20 23:25 ` [PATCH 04/11] perf kvm: fix bug resolving guest kernel syms - v2 David Ahern
2012-07-25 12:11   ` Jiri Olsa
2012-07-25 19:19   ` [tip:perf/core] perf kvm: Fix bug resolving guest kernel syms tip-bot for David Ahern
2012-07-20 23:25 ` [PATCH 05/11] perf kvm: use strtol for walking guestmount directory David Ahern
2012-07-23 18:09   ` Arnaldo Carvalho de Melo
2012-07-20 23:25 ` [PATCH 06/11] perf kvm: limit repetitive guestmount message to once per directory David Ahern
2012-07-23 18:11   ` Arnaldo Carvalho de Melo
2012-07-25 19:20   ` [tip:perf/core] perf kvm: Limit " tip-bot for David Ahern
2012-07-20 23:25 ` [PATCH 07/11] perf tools: dump exclude_{guest,host}, precise_ip header info too David Ahern
2012-07-25 19:20   ` [tip:perf/core] perf tools: Dump " tip-bot for David Ahern
2012-07-20 23:25 ` [PATCH 08/11] perf tool: precise mode requires exclude_guest David Ahern
2012-07-23 18:13   ` Arnaldo Carvalho de Melo
2012-07-24 14:20     ` David Ahern
2012-07-24 16:15       ` Robert Richter
2012-07-24 17:28         ` David Ahern
2012-07-24 18:03           ` Arnaldo Carvalho de Melo
2012-07-26  5:16             ` David Ahern
2012-07-26  8:08               ` Peter Zijlstra
2012-08-03 13:51                 ` Robert Richter
2012-08-15 15:22                   ` David Ahern
2012-09-05 15:43                   ` David Ahern
2012-09-05 22:07                     ` Peter Zijlstra [this message]
2012-09-06 17:44                       ` Robert Richter
2012-09-06 18:19                         ` David Ahern
2012-07-25 20:35         ` Peter Zijlstra
2012-07-26  5:50           ` Gleb Natapov
2012-07-26  8:07             ` Peter Zijlstra
2012-07-26  8:10               ` Gleb Natapov
2012-07-26  9:07               ` Robert Richter
2012-08-02 16:06             ` David Ahern
2012-09-06 19:02   ` Robert Richter
2012-09-06 19:17     ` David Ahern
2012-09-06 19:56       ` Robert Richter
2012-09-07 16:41         ` [PATCH] perf, ibs: Check syscall attribute flags Robert Richter
2012-09-07 16:50           ` David Ahern
2012-09-07 17:07             ` Robert Richter
2012-09-07 17:11               ` David Ahern
2012-09-07 17:20                 ` David Ahern
2012-09-10 13:07                   ` Robert Richter
2012-09-10 15:37                     ` Arnaldo Carvalho de Melo
2012-09-07 17:25                 ` Robert Richter
2012-09-07 16:56           ` Peter Zijlstra
2012-09-07 17:18             ` Robert Richter
2012-09-07 19:11               ` Peter Zijlstra
2012-09-10  9:30             ` [PATCH -v2] " Robert Richter
2012-09-14  6:17               ` [tip:perf/urgent] perf/x86/ibs: " tip-bot for Robert Richter
2012-07-20 23:25 ` [PATCH 09/11] perf top: error handling for counter creation should parallel perf-record David Ahern
2012-07-23 18:15   ` Arnaldo Carvalho de Melo
2012-07-24 14:01     ` David Ahern
2012-07-24 14:39       ` Arnaldo Carvalho de Melo
2012-07-20 23:25 ` [PATCH 10/11] perf tool: give user better message if precise is not supported David Ahern
2012-07-21 10:40   ` Namhyung Kim
2012-07-22  2:28     ` David Ahern
2012-07-20 23:25 ` [PATCH 11/11] perf kvm top: limit guest kernel info message to once David Ahern
2012-07-23 18:17   ` Arnaldo Carvalho de Melo
2012-07-24 14:02     ` David Ahern
2012-07-24 14:40       ` Arnaldo Carvalho de Melo

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