Messages in this thread Patch in this message |  | | Date | Wed, 10 Oct 2001 11:31:45 -0700 | From | Greg KH <> | Subject | Re: USB SMP race in 2.4.11 |
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On Wed, Oct 10, 2001 at 10:22:23PM +0400, Oleg Drokin wrote: > Hello! > > I have caught kernel oops that is related to SMP race on usb modules > deregistering. > 2.4.10 was fine with the same setup. > USB core is compiled-in, hub driver is uhci (as module). > Here is the decoded oops:
Can you try the attached patch and let us know if the oops still happens?
thanks,
greg k-h
diff --minimal -Nru a/drivers/usb/uhci.c b/drivers/usb/uhci.c --- a/drivers/usb/uhci.c Wed Oct 10 07:32:38 2001 +++ b/drivers/usb/uhci.c Wed Oct 10 07:32:38 2001 @@ -1594,9 +1594,7 @@ } uhci_unlink_generic(uhci, urb); - uhci_destroy_urb_priv(urb); - - usb_dec_dev_use(urb->dev); + uhci_call_completion(urb); return ret; } - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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