From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail172.messagelabs.com (mail172.messagelabs.com [216.82.254.3]) by kanga.kvack.org (Postfix) with ESMTP id DA67D5F0001 for ; Sat, 11 Apr 2009 12:56:07 -0400 (EDT) Date: Sat, 11 Apr 2009 17:56:51 +0100 From: Al Viro Subject: Re: [RFC][PATCH 0/9] File descriptor hot-unplug support Message-ID: <20090411165651.GW26366@ZenIV.linux.org.uk> References: <20090411155852.GV26366@ZenIV.linux.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: owner-linux-mm@kvack.org To: "Eric W. Biederman" Cc: Andrew Morton , linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, Hugh Dickins , Tejun Heo , Alexey Dobriyan , Linus Torvalds , Alan Cox , Greg Kroah-Hartman List-ID: On Sat, Apr 11, 2009 at 09:49:36AM -0700, Eric W. Biederman wrote: > The fact that in the common case only one task ever accesses a struct > file leaves a lot of room for optimization. I'm not at all sure that it's a good assumption; even leaving aside e.g. several tasks sharing stdout/stderr, a bunch of datagrams coming out of several threads over the same socket is quite possible. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org