Re: kern/38683 (Thinkpad T61/amd64 cannot suspend with recent kernels)

["Steven M. Bellovin" <smb%cs.columbia.edu@localhost>]

On Mon,  2 Jun 2008 14:16:09 +0000 (UTC)
joerg%NetBSD.org@localhost wrote:

> Synopsis: Thinkpad T61/amd64 cannot suspend with recent kernels
> 
> Responsible-Changed-From-To: kern-bug-people->joerg
> Responsible-Changed-By: joerg%NetBSD.org@localhost
> Responsible-Changed-When: Mon, 02 Jun 2008 14:16:07 +0000
> Responsible-Changed-Why:
> Given that it hangs after lapic reset but before resuming
> the devices, it is likely that one of the lapic related changes
> in this time frame is the culprit. Can you try to do a
> binary search between to somewhat reduce the time frame when
> the regression was introduced? Due to the license cleanup
> and some other cosmetic changes the diff is quite large.
> 
That's what I'm going to try.  Is there any archive of snapshot
kernels, or do I need to pull in lots of source trees?  (Btw -- as of
yesterday, I can't even suspend.  For that matter, I can't even boot
-current kernels unless I disable ugen, the fingerprint reader.  I
wonder if that's related.)


                --Steve Bellovin, http://www.cs.columbia.edu/~smb