From: Ingo Molnar <mingo@elte.hu>
To: Chris Wright <chrisw@osdl.org>
Cc: akpm@osdl.org, torvalds@osdl.org,
Andrea Arcangeli <andrea@novell.com>,
johansen@immunix.com, Stephen Smalley <sds@epoch.ncsc.mil>,
Thomas Bleher <bleher@informatik.uni-muenchen.de>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] delay rq_lock acquisition in setscheduler
Date: Sat, 23 Oct 2004 12:40:26 +0200 [thread overview]
Message-ID: <20041023104026.GA31448@elte.hu> (raw)
In-Reply-To: <20041022125950.X2357@build.pdx.osdl.net>
* Chris Wright <chrisw@osdl.org> wrote:
> Doing access control checks with rq_lock held can cause deadlock when
> audit messages are created (via printk or audit infrastructure) which
> trigger a wakeup and deadlock, as noted by both SELinux and SubDomain
> folks. This patch will let the security checks happen w/out lock held,
> then re-sample the p->policy in case it was raced. Originally from John
> Johansen <johansen@immunix.com>, reworked by me. AFAIK, this version
> drew no objections from Ingo or Andrea. Please let me know if there's
> any issue with the patch.
>
> From: John Johansen <johansen@immunix.com>
> Signed-off-by: Chris Wright <chrisw@osdl.org>
Acked-by: Ingo Molnar <mingo@elte.hu>
Ingo
prev parent reply other threads:[~2004-10-23 10:45 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-22 19:59 Chris Wright
2004-10-23 10:40 ` Ingo Molnar [this message]
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=20041023104026.GA31448@elte.hu \
--to=mingo@elte.hu \
--cc=akpm@osdl.org \
--cc=andrea@novell.com \
--cc=bleher@informatik.uni-muenchen.de \
--cc=chrisw@osdl.org \
--cc=johansen@immunix.com \
--cc=linux-kernel@vger.kernel.org \
--cc=sds@epoch.ncsc.mil \
--cc=torvalds@osdl.org \
/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
all inboxes | Powered by JetHome®