LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: Pavel Machek <pavel@ucw.cz>
To: "Kawai, Hidehiro" <hidehiro.kawai.ez@hitachi.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	kernel list <linux-kernel@vger.kernel.org>,
	Robin Holt <holt@sgi.com>, David Howells <dhowells@redhat.com>,
	Alan Cox <alan@lxorguk.ukuu.org.uk>,
	Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>,
	sugita <yumiko.sugita.yf@hitachi.com>,
	Satoshi OSHIMA <soshima@redhat.com>,
	Hideo AOKI <haoki@redhat.com>
Subject: Re: [PATCH 4/4] coredump: documentation for proc entry
Date: Fri, 2 Mar 2007 10:35:43 +0100	[thread overview]
Message-ID: <20070302093543.GB2001@elf.ucw.cz> (raw)
In-Reply-To: <45E7AD6B.1090102@hitachi.com>

Hi!

> +If you don't want to dump all shared memory segments attached to pid 1234,
> +write 0 to the process's proc file.
> +
> +  $ echo 1 > /proc/1234/coredump_omit_anonymous_shared

Write 0?

> +When a new process is created, the process inherits the flag status from its
> +parent. It is useful to set the flag before the program runs.
> +For example:
> +
> +  $ echo 1 > /proc/self/coredump_omit_anonymous_shared
> +  $ ./some_program
> +

Notice that this docs is wrong. You have to retry until kernel stops
producing spurious errors.
									Pavel

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

  reply	other threads:[~2007-03-02  9:36 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-03-02  4:41 [PATCH 0/4] coredump: core dump masking support v4 Kawai, Hidehiro
2007-03-02  4:47 ` [PATCH 1/4] coredump: add an interface to control the core dump routine Kawai, Hidehiro
2007-03-02  9:34   ` Pavel Machek
2007-03-26 13:02     ` Kawai, Hidehiro
2007-03-29 10:49       ` Pavel Machek
2007-03-29 19:16       ` David Howells
2007-03-29 21:17         ` Andrew Morton
2007-03-30 10:29           ` Kawai, Hidehiro
2007-03-30 16:10             ` Andrew Morton
2007-03-31 13:03             ` David Howells
2007-03-02  4:49 ` [PATCH 2/4] coredump: ELF: enable to omit anonymous shared memory Kawai, Hidehiro
2007-03-02  4:50 ` [PATCH 3/4] coredump: ELF-FDPIC: " Kawai, Hidehiro
2007-03-02  4:51 ` [PATCH 4/4] coredump: documentation for proc entry Kawai, Hidehiro
2007-03-02  9:35   ` Pavel Machek [this message]
2007-03-20 11:11     ` Kawai, Hidehiro
2007-03-15 20:37 ` [PATCH 0/4] coredump: core dump masking support v4 Andrew Morton
2007-03-23 13:13   ` Kawai, Hidehiro
2007-03-28 12:37     ` Kawai, Hidehiro
2007-03-28 17:32       ` Andrew Morton
  -- strict thread matches above, loose matches on Subject: below --
2007-02-16 13:34 [PATCH 0/4] coredump: core dump masking support v3 Kawai, Hidehiro
2007-02-16 13:42 ` [PATCH 4/4] coredump: documentation for proc entry Kawai, Hidehiro

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=20070302093543.GB2001@elf.ucw.cz \
    --to=pavel@ucw.cz \
    --cc=akpm@linux-foundation.org \
    --cc=alan@lxorguk.ukuu.org.uk \
    --cc=dhowells@redhat.com \
    --cc=haoki@redhat.com \
    --cc=hidehiro.kawai.ez@hitachi.com \
    --cc=holt@sgi.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=masami.hiramatsu.pt@hitachi.com \
    --cc=soshima@redhat.com \
    --cc=yumiko.sugita.yf@hitachi.com \
    /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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).