Re: Which is simpler? (Was Re: Re: [ 00/10] [Suspend2] Modules support.)

From: Nigel Cunningham
Date: Tue Feb 21 2006 - 19:34:12 EST


Hi.

On Tuesday 21 February 2006 22:59, Andreas Happe wrote:
> On 2006-02-21, Nigel Cunningham <ncunningham@xxxxxxxxxxxx> wrote:
> > On Tuesday 21 February 2006 10:52, Andreas Happe wrote:
> >> I tried to use suspend2, but setup wasn't that great (i.e. didn't
> >> work as well or easy as swsusp) so I dropped it.
> >
> > Could you provide more detail? If there's something I can do to make
> > it eas= ier=20 to use, I'm more than willing to consider that.
>
> it's way too long ago to remember specifics, the system didn't resume
> after suspending. Swsusp worked just out of the box (sans dri support
> after resuming) without the need to apply a patch (which wasn't supplied
> as normal patch (if i remember correctly) but was used by starting a
> script)). I'm sorry that I didn't submit a proper bug report, but the
> alternative worked for me.

Ok. That was when I provided multiple patches - they're all combined now. The
script is still there, but just to make applying easier for newbies.

> You can't make it simpler except you get in included into mainline (even
> by making compromises).

Agreed.

> > 12 bytes per page is 3MB/1GB. If swsusp was to add support for
> > multiple swap partitions or writing to files, those requirement 20
> > might be closer to 5MB/GB. Bitmaps, in comparison, use ~32K/GB (approx
> > because it depends whether the gigabyte is all in one zone).
> > Proportionally ,20 bitmaps are eating a lot less space out of your
> > gigabyte, but I don't think anyone is going to notice that they have 3
> > or 4MB more cache per gigabyte with Suspend2 than they have with
> > swsusp).
>
> This would take suspend2 a step closer to mainline.. you'll have a very
> honest 'Thank You' if that could happen..

Well, we'll see what Rafael and I can work out.

Regards,

Nigel

> andy
>
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