linux-kernel - Re: [PATCH 1/2] perfcounters: Print the filename:line for annotated colored lines

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Date:	Sat, 13 Jun 2009 14:35:07 +0200
From:	Frederic Weisbecker <fweisbec@...il.com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Mike Galbraith <efault@....de>,
	Paul Mackerras <paulus@...ba.org>
Subject: Re: [PATCH 1/2] perfcounters: Print the filename:line for
	annotated colored lines

On Sat, Jun 13, 2009 at 01:12:48PM +0200, Ingo Molnar wrote:
> 
> hm, -l doesnt work so well if a user-space binary (in this case the 
> 'git' binary of the Git project) is profiled:


Oops, sorry. Would you prefer the fix as a delta or..?

Thanks,
Frederic.


> 
> aldebaran:~/git> perf record -f ./git gc
> Counting objects: 1148, done.
> Delta compression using up to 16 threads.
> Compressing objects: 100% (450/450), done.
> Writing objects: 100% (1148/1148), done.
> Total 1148 (delta 690), reused 1148 (delta 690)
> [ perf record: Captured and wrote 1.649 MB perf.data (~72032 samples) ]
> 
> aldebaran:~/git> perf annotate -l lookup_object
> 
> addr2line: 'vmlinux': No such file
> addr2line: 'vmlinux': No such file
> addr2line: 'vmlinux': No such file
> addr2line: 'vmlinux': No such file
> addr2line: 'vmlinux': No such file
> addr2line: 'vmlinux': No such file
> addr2line: 'vmlinux': No such file
> addr2line: 'vmlinux': No such file
> addr2line: 'vmlinux': No such file
> addr2line: 'vmlinux': No such file
> addr2line: 'vmlinux': No such file
> addr2line: 'vmlinux': No such file
> 
> ------------------------------------------------
>  Percent |      Source code & Disassembly of /home/mingo/git/git-update-server-info
> ------------------------------------------------
>          :
>          :      /home/mingo/git/git-update-server-info:     file format elf64-x86-64
>          :
>          :
>          :      Disassembly of section .text:
>          :
>          :      00000000004160f0 <lookup_object>:
>          :              memcpy(&i, sha1, sizeof(unsigned int));
>          :              return (int)(i % obj_hash_size);
>          :      }
> 
> 	Ingo

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