lathiat at bur.st
Sun Oct 23 22:16:49 CDT 2005
On Sun, Oct 23, 2005 at 06:02:30PM -0700, Matt Zimmerman wrote:
> On Mon, Oct 24, 2005 at 08:11:44AM +0800, Trent Lloyd wrote:
> > On Sun, Oct 23, 2005 at 04:18:46PM -0700, Matt Zimmerman wrote:
> > > But how does it then read the blocks back in order to resume? At least with
> > > swsusp, the filesystem may be in an unclean state during hibernation.
> > it stores a block map of the blocks used to store the image. ie, the
> > first block of the image (that you pass resume2=file:/dev/hda5 at 0x12412
> > with) contains a list (or pointers to lists) of other blocks that
> > contain the image, and it's read out of that without ever touching
> > the device's filesystem.
> I see, so this is solved by passing additional information in the boot
> parameter. Thanks for the explanation.
Yup. :) Swap files have something similar happen but I'm not sure
exactly what happens, I can ask if you like.
> - mdz
> ubuntu-devel mailing list
> ubuntu-devel at lists.ubuntu.com
Trent Lloyd <lathiat at bur.st>
Bur.st Networking Inc.
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