On St 25-01-06 16:28:48, Jesse Brandeburg wrote:
> On 1/25/06, Jesse Brandeburg <[email protected]> wrote:
> > On 1/25/06, Olaf Kirch <[email protected]> wrote:
> > > On Wed, Jan 25, 2006 at 10:02:40AM +0100, Olaf Kirch wrote:
> > > > I'm not sure what the right fix would be. e100_resume would probably
> > > > have to call e100_alloc_cbs early on, while e100_up should avoid
> > > > calling it a second time if nic->cbs_avail != 0. A tentative patch
> > > > for testing is attached.
> > >
> > > Reportedly, the patch fixes the crash on resume.
> >
> > Cool, thanks for the research, I have a concern about this however.
> >
> > its an interesting patch, but it raises the question why does
> > e100_init_hw need to be called at all in resume? I looked back
> > through our history and that init_hw call has always been there. I
> > think its incorrect, but its taking me a while to set up a system with
> > the ability to resume.
> >
> > everywhere else in the driver alloc_cbs is called before init_hw so it
> > just seems like a long standing bug.
> >
> > comments? anyone want to test? i compile tested this, but it is untested.
>
> Okay I reproduced the issue on 2.6.15.1 (with S1 sleep) and was able
> to show that my patch that just removes e100_init_hw works okay for
> me. Let me know how it goes for you, I think this is a good fix.
S1 preserves hardware state, .suspend/.resume routines can be NULL for
S1. Try with swsusp or S3.
Pavel
--
Thanks, Sharp!
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