On Sat, 2007-03-24 at 21:16 +0100, Tim Dijkstra wrote: > OK, have to see what liblzf claims to support. But compression is not > essential, lets first see if we can get it to work without.
True. Getting -ENOSPC is a bit weird, should be easy to find though. > > - resume needs to grow a timeout on the question -- my laptop has USB > > keyboard only and interaction with it isn't possible during boot. > > I thought that the kernel had support for that, maybe that is dependent > on your machine... Anyway, I think we can do a timeout. Yeah, I think I could build in USB, but it has been really flaky with suspend to disk and I always need to reload the modules after waking up. I'd rather have that than have it built in ;) > > - is it possible to resume an image the kernel wrote, or will resume > > ignore it and I can still use echo ... > /sys/power/resume? > > It will ignore it (and vice versa). They both write a sightly different > signature on disk. Great. > > - on my machine, resume is unable to read the image and prints a huge > > message. I made sure that I'm booting the exact kernel and everything > > so I don't know why it tells me that the image isn't usable. > > Hmm, that is a bit disappointing, I had hoped suspend was written clean > enough that it would run on powerpc too... > I don't have that much experience with powerpc, but they are > big-endian, right? Yes, it's BE. > Judging from what message your get it is mostly likely failing in > init_swap_reader, but that is just a guess. It would help if you could > pinpoint where resume fails. It is not that much code, so if you feel > like it, maybe you could add some printfs;) Busy right now, maybe I can take a look later. It seems to just not read the stuff it wrote itself correctly which is rather strange. johannes
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