linux-kernel - Re: Walking a wait_queue_t list of tasks blocked on pipe

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]

Date:	Thu, 14 Jan 2016 00:33:41 -0800
From:	Christoph Hellwig <hch@...radead.org>
To:	"W. Michael Petullo" <mike@...n.org>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: Walking a wait_queue_t list of tasks blocked on pipe

On Wed, Jan 13, 2016 at 10:30:19PM -0500, W. Michael Petullo wrote:
> I am trying to write code to walk a wait_queue_t list as part of a LSM
> file_permission function. The purpose is to act on each task which has
> blocked while trying to read from a pipe.

Just don't do that..