From mboxrd@z Thu Jan 1 00:00:00 1970 From: "KOSAKI Motohiro" Subject: Re: Kernel Event Notifications (was: [RFC] Parallelize IO for e2fsck) Date: Sun, 27 Jan 2008 01:01:03 +0900 Message-ID: <2f11576a0801260801n653142c5i1caa3ceed2fe01d4@mail.gmail.com> References: <9Mo9w-7Ws-25@gated-at.bofh.it> <20080124234037.GJ15858@mit.edu> <2f11576a0801260432y4405d817p6ef4005d06189654@mail.gmail.com> <200801261655.31313.a1426z@gawab.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org To: "Al Boldi" Return-path: Received: from py-out-1112.google.com ([64.233.166.179]:10284 "EHLO py-out-1112.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756145AbYAZQBH (ORCPT ); Sat, 26 Jan 2008 11:01:07 -0500 Received: by py-out-1112.google.com with SMTP id u52so1593976pyb.10 for ; Sat, 26 Jan 2008 08:01:03 -0800 (PST) In-Reply-To: <200801261655.31313.a1426z@gawab.com> Content-Disposition: inline Sender: linux-fsdevel-owner@vger.kernel.org List-ID: Hi Al > > the mem_notify patch can realize "just before starting swapping" > > notification :) > > > > to be honest, I don't know fs guys requirement. > > if lacking feature of fs guys needed, I implement it with presure if > > you tell me it. > > These notifications are really useful, but it may be much wiser to pipe them > thru some kevent-notification sub-system, instead of introducing kernel > notifier-chain end-points left, right, and center. Aaahh Your feelings are understood well. but current design is decided through many poeple discussion. if anybody need kevent notification, I will add it to the current implementation instead replace. thanks.