Re: [regression] Re: 2.6.26-rc6: pcmcia stopped working

From: Pavel Machek
Date: Sat Jul 05 2008 - 18:46:21 EST


Hi!

> > > > Hmm, hitting sysrq-w produces no blocked task until I eject pcmcia
> > > > card. Backtrace there is:
> > > >
> > > > Greg, I believe some traces lead to sysfs, can you help here?
> > >
> > > ide_unregister() does not complete :-(.
> > >
> > > device_unregister(&hwif->gendev);
> > > + printk("ide_unregister: waiting for rel_comp\n");
> > > wait_for_completion(&hwif->gendev_rel_comp);
> > >
> > > ...that wait_for_completion never returns.
>
> [...]
>
> Thanks for narrowing it down to wait_for_completion() call,
> it was an useful hint.

Thanks for a patch, I'll test it soon. Here are two really trivial
patches... maybe too trivial?

---

Small whitespace fixes for drivers/ide.

Signed-off-by: Pavel Machek <pavel@xxxxxxx>

diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index 380fa0c..df70d36 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -617,7 +617,7 @@ static inline u8 probe_for_drive (ide_dr
return drive->present;
}

-static void hwif_release_dev (struct device *dev)
+static void hwif_release_dev(struct device *dev)
{
ide_hwif_t *hwif = container_of(dev, ide_hwif_t, gendev);

diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c
index c758dcb..846bcfb 100644
--- a/drivers/ide/ide.c
+++ b/drivers/ide/ide.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 1994-1998 Linus Torvalds & authors (see below)
- * Copyrifht (C) 2003-2005, 2007 Bartlomiej Zolnierkiewicz
+ * Copyright (C) 2003-2005, 2007 Bartlomiej Zolnierkiewicz
*/

/*


--
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