From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sat, 2 Nov 2002 15:01:43 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sat, 2 Nov 2002 15:01:43 -0500 Received: from x35.xmailserver.org ([208.129.208.51]:388 "EHLO x35.xmailserver.org") by vger.kernel.org with ESMTP id ; Sat, 2 Nov 2002 15:01:19 -0500 X-AuthUser: davidel@xmailserver.org Date: Sat, 2 Nov 2002 12:17:31 -0800 (PST) From: Davide Libenzi X-X-Sender: davide@blue1.dev.mcafeelabs.com To: Linux Kernel Mailing List cc: Linus Torvalds Subject: Re: [patch] total-epoll r2 ... In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sat, 2 Nov 2002, Davide Libenzi wrote: > > The new epoll approach to event delivery seems stable on my machine an > result about performance look pretty good. The changes that the new design > introduce are : > > *) Full support for all devices that support ->f_op->poll() > > *) Multi-threaded support ( if you really like them ) > > *) The function epoll_ctl(EP_CTL_ADD) drops an event if conditions are met > > *) Less intrusive design by hooking directly the poll support > > *) The patch is smaller, and this is a good news > > *) Looks even faster to me > > *) The function epoll_create(int size) has been changed. Not the "size" > parameter is just an hint to the kernel about how to dimension its > own internal data structures. In theory you can call > epoll_create(200) and stock 10000 fds inside epoll *) The old /dev/epoll access has been dropped with this release. - Davide