From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752004AbcANIdm (ORCPT ); Thu, 14 Jan 2016 03:33:42 -0500 Received: from bombadil.infradead.org ([198.137.202.9]:48241 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750752AbcANIdl (ORCPT ); Thu, 14 Jan 2016 03:33:41 -0500 Date: Thu, 14 Jan 2016 00:33:41 -0800 From: Christoph Hellwig To: "W. Michael Petullo" Cc: linux-kernel@vger.kernel.org Subject: Re: Walking a wait_queue_t list of tasks blocked on pipe Message-ID: <20160114083341.GA23562@infradead.org> References: <20160114033019.GA11746@imp.flyn.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20160114033019.GA11746@imp.flyn.org> User-Agent: Mutt/1.5.24 (2015-08-30) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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..