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SubjectRe: mmotm 2010-05-11 - dies in pm_qos_update_request()
Date
On Thursday 13 May 2010, Valdis.Kletnieks@vt.edu wrote:
> On Wed, 12 May 2010 23:07:20 +0200, "Rafael J. Wysocki" said:
> > On Wednesday 12 May 2010, Valdis.Kletnieks@vt.edu wrote:
> > > On Tue, 11 May 2010 18:21:22 PDT, akpm@linux-foundation.org said:
> > > > The mm-of-the-moment snapshot 2010-05-11-18-20 has been uploaded to
> > > >
> > > > http://userweb.kernel.org/~akpm/mmotm/
> > >
> > > Dell Latitude E6500, x86_64 kernel.
> > >
> > > Died a horrid death at boot in the e1000e driver. Seems to be
> > > something in linux-next.patch. Didn't get a netconsole trace for obvious
> > > reasons...
> > >
> > > Copied-by-hand traceback:
> > > pm_qos_update_request()+0x22
> > > e1000_configure+0x478
> > > e1000_open_device+0xee
> > > ? _raw_notifier_call_chain+0xf
> > > __dev_open+0xec
> > > dev_open+0x1b
> > > netpoll_setup+0x28b
> > > init_netconsole+0xbc
> > >
> > > I suspect this commit:
> > >
> > > commit 23606cf5d1192c2b17912cb2ef6e62f9b11de133
> > > Author: Rafael J. Wysocki <rjw@sisk.pl>
> > > Date: Sun Mar 14 14:35:17 2010 +0000
> > >
> > > e1000e / PCI / PM: Add basic runtime PM support (rev. 4)
> >
> > No, I don't think so. I'm running -rc6 with this patch applied on a box with
> > e1000e and it works just fine.
> >
> > Please try to revert this one instead:
> >
> > http://git.kernel.org/?p=linux/kernel/git/rafael/suspend-2.6.git;a=patch;h=ed77134bfccf5e75b6cbadab268e559dbe6a4ebb
>
> Confirming - reverting that patch and doing the build fixup results in a
> kernel that doesn't blow up in the e1000e driver...

Then I guess there's an initializations problem somewhere.

Mark, any chance to look into that any time soon? If we don't resolve this
before the merge window opens, I'm afraid I'll have to revert that commit
from my tree.

Rafael


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