Re: [linux-usb-devel] 2.6.11-rc[23]: swsusp & usb regression

[Pavel Machek <pavel@ucw.cz>]

Hi!

> > In 2.6.11-rc[23], I get problems after swsusp resume:
> > 
> > Feb  4 23:54:39 amd kernel: Restarting tasks...<3>hub 3-0:1.0:
> > over-current change on port 1
> > Feb  4 23:54:39 amd kernel:  done
> > Feb  4 23:54:39 amd kernel: hub 3-0:1.0: connect-debounce failed, port
> > 1 disabled
> > Feb  4 23:54:39 amd kernel: hub 3-0:1.0: over-current change on port 2
> > Feb  4 23:54:39 amd kernel: usb 3-2: USB disconnect, address 2
> > 
> > After unplugging usb bluetooth key, machine hung. Sysrq still
> > responded with help but I could not get any usefull output.
> 
> > I tried deselecting CONFIG_USB_EHCI_HCD, and got repeating stream of
> >
> > Feb  5 00:21:17 amd kernel: Restarting tasks... done
> > Feb  5 00:21:17 amd kernel: hub 3-0:1.0: over-current change on port 1
> > Feb  5 00:21:18 amd kernel: hub 3-0:1.0: connect-debounce failed, port 1 disabled
> > Feb  5 00:21:18 amd kernel: hub 3-0:1.0: over-current change on port 2
> > Feb  5 00:21:20 amd kernel: hub 3-0:1.0: connect-debounce failed, port 2 disabled
> 
> Considering all the known problems in uhci-hcd's suspend support, I'm not 
> sure it's worth pursuing this.  On the other hand, all those "over-current 
> change" messages you kept getting might indicate a more serious kind of 
> failure.

Oops, I tried again with latest -bk kernel and no patches, and it
works okay; that means that failure was probably caused by my local
patches.

Sorry about the noise.
								Pavel
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