From: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
To: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Francis Moreau <francis.moro@gmail.com>,
linux-perf-users@vger.kernel.org,
2nddept-manager@sdl.hitachi.co.jp
Subject: Re: perf-probe: issue with latest fedora kernel
Date: Wed, 15 Dec 2010 16:53:58 -0200 [thread overview]
Message-ID: <20101215185358.GA15822@ghostprotocols.net> (raw)
In-Reply-To: <4D0882E7.8090805@hitachi.com>
Em Wed, Dec 15, 2010 at 05:57:11PM +0900, Masami Hiramatsu escreveu:
> (2010/12/13 23:21), Arnaldo Carvalho de Melo wrote:
> > Also 'perf probe -L' should look use
> > /usr/src/debug/kernel-2.6.35.fc14/linux-2.6.35.x86_64 as a prefix to look for
> > sources.
> > That can be found using:
> > <0><8b>: Abbrev Number: 1 (DW_TAG_compile_unit)
> > <8c> DW_AT_producer : (indirect string, offset: 0x22f4): GNU C 4.5.1 20100924 (Red Hat 4.5.1-4)
> > <90> DW_AT_language : 1 (ANSI C)
> > <91> DW_AT_name : (indirect string, offset: 0x37a): arch/x86/kernel/head64.c
> > <95> DW_AT_comp_dir : (indirect string, offset: 0x24d0): /usr/src/debug/kernel-2.6.35.fc14/linux-2.6.35.x86_64
> > I.e. using the DW_AT_comp_dir attribute in the DW_TAG_compile_unit DWARF tags,
> > Masami?
> It already supports DW_AT_comp_dir on upstream kernel,
> see find_line_range() in utils/probe-finder.c ;-)
I happily stand corrected, was using the f14 one :-)
Great work!
- Arnaldo
next prev parent reply other threads:[~2010-12-15 18:54 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-09 15:00 perf-probe: issue with latest fedora kernel Francis Moreau
2010-12-09 15:35 ` Arnaldo Carvalho de Melo
2010-12-09 16:34 ` Francis Moreau
2010-12-10 3:27 ` Masami Hiramatsu
2010-12-10 7:53 ` Franck Bui-Huu
2010-12-10 8:26 ` Masami Hiramatsu
2010-12-10 13:00 ` Franck Bui-Huu
2010-12-10 13:06 ` [PATCH 1/2] perf-probe: do use the kernel image path given by 'k' option Franck Bui-Huu
2010-12-10 13:07 ` [PATCH 2/2] perf-probe: fail if the kernel image contains no symbol Franck Bui-Huu
2010-12-10 7:30 ` perf-probe: issue with latest fedora kernel Franck Bui-Huu
2010-12-12 14:08 ` Arnaldo Carvalho de Melo
2010-12-12 22:15 ` Franck Bui-Huu
2010-12-13 16:40 ` Arnaldo Carvalho de Melo
2010-12-13 10:02 ` Francis Moreau
2010-12-13 12:58 ` Arnaldo Carvalho de Melo
2010-12-13 13:08 ` Francis Moreau
2010-12-13 14:04 ` Masami Hiramatsu
2010-12-13 14:16 ` Francis Moreau
2010-12-13 19:08 ` Francis Moreau
2010-12-13 14:25 ` Arnaldo Carvalho de Melo
2010-12-13 14:21 ` Arnaldo Carvalho de Melo
2010-12-13 15:11 ` Francis Moreau
2010-12-13 16:40 ` Arnaldo Carvalho de Melo
2010-12-13 19:08 ` Francis Moreau
2010-12-13 19:17 ` Arnaldo Carvalho de Melo
2010-12-13 19:32 ` Francis Moreau
2010-12-15 8:57 ` Masami Hiramatsu
2010-12-15 18:53 ` Arnaldo Carvalho de Melo [this message]
2010-12-23 13:59 ` Franck Bui-Huu
2010-12-27 20:50 ` Franck Bui-Huu
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