Comme=
nt # 19
on bug 10706=
5
from Andrey Grodzovsky
(In reply to Andrey Grodzovsky from comment #18)
> (In reply to dwagner from comment #17)
> > Interesting observation: If I first switch from the X11 display t=
o the
> > console display (with Alt-F2), and then enter "echo mem >=
/sys/power/state"
> > on the console, above described crashes upon S3 resume do not occ=
ur, and I
> > do not see the "[TTM] Buffer eviction failed" in the ke=
rnel log, neither
> > with vm_update_mode=3D0, nor with vm_update_mode=3D3.
> >=20
> > Switching back to the X11 display after a successful S3 resume to=
the
> > console also works fine.
> >=20
> > What could be the relevant difference here?
>=20
> Well, there is no acceleration involved when in console mode. So maybe=
this
> has something to do with it.
>=20
> Anyway, i am sidetracked a bit by an internal requirement but once i f=
inish
> I will get back to this issue especially because I got another report =
with
> the same failure as you describe.
I was able to reproduce this instantly without even using page tables CPU
update mode. Looks like a regression since S3 was working fine for long tim=
e.
Were you able to find a regression point for this ?