Re: [REGRESION] Suspend hangs with 3.6-rc1 on Lenovo T60 notebook

From: Rafael J. Wysocki
Date: Thu Aug 16 2012 - 15:56:38 EST


On Thursday, August 16, 2012, Alan Stern wrote:
> On Thu, 16 Aug 2012, Miklos Szeredi wrote:
>
> > Yes, this appears to work. Following patch fixes the suspend oops.
> >
> > Thanks,
> > Miklos

OK

Miklos, can you please send that to Dave with a proper changelog and
sign-off (please add my ACK too)? Please make it clear that this is a
regression fix and which commit has introduced the regression.

> > ---
> > drivers/ide/ide-pm.c | 4 ++--
> > 1 files changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/drivers/ide/ide-pm.c b/drivers/ide/ide-pm.c
> > index 9240609..8d1e32d 100644
> > --- a/drivers/ide/ide-pm.c
> > +++ b/drivers/ide/ide-pm.c
> > @@ -4,7 +4,7 @@
> >
> > int generic_ide_suspend(struct device *dev, pm_message_t mesg)
> > {
> > - ide_drive_t *drive = dev_get_drvdata(dev);
> > + ide_drive_t *drive = to_ide_device(dev);
> > ide_drive_t *pair = ide_get_pair_dev(drive);
> > ide_hwif_t *hwif = drive->hwif;
> > struct request *rq;
> > @@ -40,7 +40,7 @@ int generic_ide_suspend(struct device *dev, pm_message_t mesg)
> >
> > int generic_ide_resume(struct device *dev)
> > {
> > - ide_drive_t *drive = dev_get_drvdata(dev);
> > + ide_drive_t *drive = to_ide_device(dev);
> > ide_drive_t *pair = ide_get_pair_dev(drive);
> > ide_hwif_t *hwif = drive->hwif;
> > struct request *rq;
>
> And now you can get rid of the useless dev_set_drvdata() call.

That was in the other patch I think.

Thanks,
Rafael
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