Hi!
> > > Ok, what do you think about this one?
> > >
> > > ===================================================================
> > >
> > > swsusp: disable usermodehelper after generating memory snapshot and
> > > before resuming devices, so when device fails to resume we
> > > won't try to call hotplug - userspace stopped anyway.
> >
> > Hm, shouldn't we disable it before we start to freeze processes? We don't
> > want any more processes trying to start up after we've taken care of
> > them..
> >
>
> Can't a device be removed (for any reason) _while_ we are freezing
> processes? I think freeszing code will properly deal with it... What
> about suspend semantics - if suspend fails do we say the device should
> be operational or the system should attempt to re-initialize? I.e. we
> are not doing suspend after all - can we still drop messages on the
> floor? After all, we still have ability to run coldplug after failed
> suspend.
I believe we should freeze hotplug before processes. Dropping messages
on the floor should not be a problem, we should just call coldplug
after failed suspend.
Pavel
--
People were complaining that M$ turns users into beta-testers...
...jr ghea gurz vagb qrirybcref, naq gurl frrz gb yvxr vg gung jnl!
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
[Index of Archives]
[Kernel Newbies]
[Netfilter]
[Bugtraq]
[Photo]
[Stuff]
[Gimp]
[Yosemite News]
[MIPS Linux]
[ARM Linux]
[Linux Security]
[Linux RAID]
[Video 4 Linux]
[Linux for the blind]
[Linux Resources]
