Date: Tue, 21 Jan 2003 01:33:01 -0800 From: David Schultz <dschultz@uclink.Berkeley.EDU> To: Mark Santcroos <marks@ripe.net> Cc: hackers@FreeBSD.ORG Subject: Re: nswap Message-ID: <20030121093301.GB6497@HAL9000.homeunix.com> In-Reply-To: <20030121074128.GA880@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>
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Thus spake Mark Santcroos <marks@ripe.net>:
> 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.
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