linux-kernel - Re: [PATCH 08/11] perf tool: precise mode requires exclude

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 06 Sep 2012 00:07:52 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	David Ahern <dsahern@...il.com>
Cc:	Robert Richter <robert.richter@....com>,
	Avi Kivity <avi@...hat.com>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...nel.org>,
	Jiri Olsa <jolsa@...hat.com>,
	Namhyung Kim <namhyung@...nel.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Gleb Natapov <gleb@...hat.com>
Subject: Re: [PATCH 08/11] perf tool: precise mode requires exclude_guest

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.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/