From: Rabin Vincent <rabin@rab.in>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Stephane Eranian <eranian@google.com>,
Vince Weaver <vincent.weaver@maine.edu>,
LKML <linux-kernel@vger.kernel.org>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Ingo Molnar <mingo@kernel.org>, Kees Cook <keescook@chromium.org>,
Vegard Nossum <vegard.nossum@gmail.com>
Subject: Re: [PATCH v3] scripts: add script for translating stack dump function
Date: Mon, 19 Sep 2016 22:00:55 +0200 [thread overview]
Message-ID: <20160919200055.GA17411@lnxartpec.se.axis.com> (raw)
In-Reply-To: <CA+55aFxekTpeBPA1cwTYHOSErLStH4_H7jyh0KsuH1upRvuQ7g@mail.gmail.com>
On Mon, Sep 19, 2016 at 12:15:42PM -0700, Linus Torvalds wrote:
> Hmm. Would you mind if I change the
>
> addr2line -fpie $objfile $hexaddr | sed "s;$dir_prefix;;"
>
> into
>
> addr2line -fpie $objfile $hexaddr |
> sed "s; at $dir_prefix\(\./\)*; at ;"
>
> instead? There's two changes there: matching the " at " part (to just
> make the match stricter) but also matching any following "./" thing
> (which shows up for our include tree files, at least for me).
Note that addr2line has localized strings, so the regex with the " at "
won't match for everyone unless you invoke addr2line with LANG=C.
$ ../linux/scripts/faddr2line vmlinux free_reserved_area+61
free_reserved_area+61/0xe4:
__write_once_size på /home/rabinv/dev/linux/include/linux/compiler.h:248
(inline:ad av)set_page_count på /home/rabinv/dev/linux/include/linux/page_ref.h:76
(inline:ad av)init_page_count på /home/rabinv/dev/linux/include/linux/page_ref.h:87
(inline:ad av)__free_reserved_page på /home/rabinv/dev/linux/include/linux/mm.h:1818
(inline:ad av)free_reserved_page på /home/rabinv/dev/linux/include/linux/mm.h:1824
(inline:ad av)free_reserved_area på /home/rabinv/dev/linux/mm/page_alloc.c:6476
$ LANG=C ../linux/scripts/faddr2line vmlinux free_reserved_area+61
free_reserved_area+61/0xe4:
__write_once_size at include/linux/compiler.h:248
(inlined by) set_page_count at include/linux/page_ref.h:76
(inlined by) init_page_count at include/linux/page_ref.h:87
(inlined by) __free_reserved_page at include/linux/mm.h:1818
(inlined by) free_reserved_page at include/linux/mm.h:1824
(inlined by) free_reserved_area at mm/page_alloc.c:6476
next prev parent reply other threads:[~2016-09-19 20:01 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-15 2:43 perf: perf_fuzzer lockup in perf_cgroup_attach Vince Weaver
2016-09-15 5:35 ` Stephane Eranian
2016-09-15 7:24 ` Peter Zijlstra
2016-09-15 12:10 ` Josh Poimboeuf
2016-09-16 14:48 ` [PATCH] scripts: add script for translating stack dump function offsets Josh Poimboeuf
2016-09-16 18:12 ` Linus Torvalds
2016-09-16 19:17 ` Josh Poimboeuf
2016-09-16 19:26 ` Linus Torvalds
2016-09-16 21:26 ` [PATCH v2] " Josh Poimboeuf
2016-09-17 0:09 ` Linus Torvalds
2016-09-17 0:42 ` Josh Poimboeuf
2016-09-17 1:59 ` Linus Torvalds
2016-09-17 2:31 ` Linus Torvalds
2016-09-17 18:45 ` Josh Poimboeuf
2016-09-19 15:52 ` [PATCH v3] scripts: add script for translating stack dump function Josh Poimboeuf
2016-09-19 18:56 ` Linus Torvalds
2016-09-19 19:15 ` Linus Torvalds
2016-09-19 19:28 ` Josh Poimboeuf
2016-09-19 20:00 ` Rabin Vincent [this message]
2016-09-19 20:24 ` Linus Torvalds
2016-09-19 20:56 ` Josh Poimboeuf
2016-09-19 21:02 ` Linus Torvalds
2016-09-19 21:07 ` Josh Poimboeuf
2016-09-17 1:25 ` [PATCH v2] scripts: add script for translating stack dump function offsets Peter Zijlstra
2016-09-17 8:15 ` Rabin Vincent
2016-09-17 18:48 ` Josh Poimboeuf
2016-09-17 9:11 ` [PATCH] " Vegard Nossum
2016-09-17 18:54 ` Josh Poimboeuf
2016-09-15 12:47 ` perf: perf_fuzzer lockup in perf_cgroup_attach Vince Weaver
2016-09-15 7:15 ` Peter Zijlstra
2016-09-15 12:41 ` Vince Weaver
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20160919200055.GA17411@lnxartpec.se.axis.com \
--to=rabin@rab.in \
--cc=alexander.shishkin@linux.intel.com \
--cc=eranian@google.com \
--cc=jpoimboe@redhat.com \
--cc=keescook@chromium.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@kernel.org \
--cc=peterz@infradead.org \
--cc=torvalds@linux-foundation.org \
--cc=vegard.nossum@gmail.com \
--cc=vincent.weaver@maine.edu \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.