Re: BUG while suspending to swap on LVM

Rafael J. Wysocki
2006-08-14T21:37:56Z

On Monday 14 August 2006 23:25, Laurent Riffard wrote:
> Le 14.08.2006 22:50, Rafael J. Wysocki a écrit :
> > On Monday 14 August 2006 22:03, Laurent Riffard wrote:
> >> Le 14.08.2006 21:16, Rafael J. Wysocki a écrit :
> >>> On Monday 14 August 2006 19:48, Laurent Riffard wrote:
> >>>> Le 14.08.2006 19:30, Rafael J. Wysocki a écrit :
]--snip--[
> >> Does it mean it was mistaken on swap device ?
> >
> > Yes. If your resume device is not the first swap, it won't work without
> > the patch.
>
> Ok, that's why I had that strange behaviour:
> - 2 swap devices online, suspend to second one: suspend works.
> - on resume, it can't find suspend signature on the 2nd swap device, so
> it continue with normal boot, fsck all FS and say something like "swapon:
> 1st swap device busy". I had to mkswap it.
>
> I was thinking that my initrd script was broken or I was mistyping the resume
> device name in GRUB. Was funny...

Sorry for that.

This is not related to the BUG you've reported, but could you please try to
suspend using the second swap as your resume partition with a patched kernel,
just to make sure the patch works? I have no boxes with two swaps to verify
this ...

> >> I did not pay attention on which swap device was online or not.
> >
> > Please do when you test it. ;-)
>
> I tested with only 1 swap device online: /dev/mapper/vglinux1-lvswap:
> same BUG happened with 2.6.18-rc4-mm1 patched.

Of course the patch doesn't matter if there's only one swap online. :-)

I have no ideas for now and I think some debug patches will be needed to find
out what's up.

Greetings,
Rafael