From owner-freebsd-hackers Tue Jan 21 1:39:44 2003 Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 56F6837B401 for ; Tue, 21 Jan 2003 01:39:43 -0800 (PST) Received: from birch.ripe.net (birch.ripe.net [193.0.1.96]) by mx1.FreeBSD.org (Postfix) with ESMTP id 7080143F13 for ; Tue, 21 Jan 2003 01:39:42 -0800 (PST) (envelope-from marks@ripe.net) Received: from laptop.6bone.nl (cow.ripe.net [193.0.1.239]) by birch.ripe.net (8.12.5/8.11.6) with SMTP id h0L9dfAq000908 for ; Tue, 21 Jan 2003 10:39:41 +0100 Received: (nullmailer pid 1697 invoked by uid 1000); Tue, 21 Jan 2003 09:39:42 -0000 Date: Tue, 21 Jan 2003 10:39:42 +0100 From: Mark Santcroos To: hackers@FreeBSD.ORG Subject: Re: nswap Message-ID: <20030121093942.GD620@laptop.6bone.nl> References: <20030117000917.GA7277@laptop.6bone.nl> <20030117232729.GA5908@HAL9000.homeunix.com> <20030120145205.GA4911@laptop.6bone.nl> <20030120190936.GA3192@HAL9000.homeunix.com> <20030121074128.GA880@laptop.6bone.nl> <20030121093301.GB6497@HAL9000.homeunix.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030121093301.GB6497@HAL9000.homeunix.com> User-Agent: Mutt/1.4i X-Handles: MS6-6BONE, MS18417-RIPE Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Tue, Jan 21, 2003 at 01:33:01AM -0800, David Schultz wrote: > Thus spake Mark Santcroos : > > Yes, that is also what I meant. We now have a swapoff() system call that > > does all the work itself. > > > > My idea was to split that up: > > > > /* turn of swap device */ > > static int swapoff_one(struct swdevt *sp) > > { > > /* Do all things that we don't want to know about outside this function > > */ > > } > > > > /* turn off all swap devices */ > > int swapoff_all() > > { > > int index; > > struct swdevt *sp; > > > > for (sp = swdevt, index = 0; index < nswdev; index++, sp++) > > swapoff_one(sp); > > } > > > > So the swapoff() system call would call swapoff_one() and my code in > > kern/kern_swsuspend.c would call swapoff_all(). > > See swapoff(8), in particular the -a flag. I'm aware of that, but imho it doesn't suite my purpose. Are you strongly against having such code inside the kernel? Mark -- Mark Santcroos RIPE Network Coordination Centre http://www.ripe.net/home/mark/ New Projects Group/TTM To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message