linux-kernel - Re: [Questions] How to run 'perf top' on ARM to profile kernel functions with modules loaded

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, 11 Nov 2010 18:03:35 +0800
From:	Ming Lei <tom.leiming@...il.com>
To:	Kyungmin Park <kmpark@...radead.org>
Cc:	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>, Ingo Molnar <mingo@...e.hu>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Russell King <linux@....linux.org.uk>,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [Questions] How to run 'perf top' on ARM to profile kernel
 functions with modules loaded

>2010/11/11 Ingo Molnar <mingo@...e.hu>:
> Must be some bug in the ELF symbol handling code - we've had many cases of quirks
> and special cases there. Please run 'perf archive' and send the resulting
> perf.data.tar.bz2 to Arnaldo in private mail. (the file will be big)

Sent to Arnaldo already.

2010/11/11 Kyungmin Park <kmpark@...radead.org>:
>
> I tried to build the perf as static and build success on ARM. But
> there's no display and no top results also.
> How do you build the perf on ARM? any hints or clues?

Cross-compiling perf tool is very painful, so I choose to compile
perf in Angstom on beagle-xm(ARM) directly, isn't it fun? :-)

thanks,
-- 
Lei Ming
--
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/