linux-kernel - Re: [PATCH] cgroup(fix critical bug): new handling for tasks file

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <6599ad830808261544w308a850m865ac0c0a1552c77@mail.gmail.com>
Date:	Tue, 26 Aug 2008 15:44:16 -0700
From:	"Paul Menage" <menage@...gle.com>
To:	"Lai Jiangshan" <laijs@...fujitsu.com>
Cc:	"Andrew Morton" <akpm@...ux-foundation.org>,
	"Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>,
	"Linux Containers" <containers@...ts.linux-foundation.org>
Subject: Re: [PATCH] cgroup(fix critical bug): new handling for tasks file

On Mon, Aug 25, 2008 at 10:22 PM, Lai Jiangshan <laijs@...fujitsu.com> wrote:
> It's complicated than necessary and change too much code IMO.

What about the problem that maintaining a single pid array can still
fail for a really large cgroup? I guess we could just say "don't
create such large cgroups" but someone's bound to want to do that.
Perhaps use an array of pages rather than a single large kmalloc?

Paul
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/