Re: [linux-usb-devel] [PATCH] Properly unregister reboot notifierin case of failure in ehci hcd
From: Alan Stern
Date: Mon Jul 31 2006 - 14:16:51 EST
On Mon, 31 Jul 2006, Aleksey Gorelov wrote:
> If some problem occurs during ehci startup, for instance, request_irq fails, echi hcd driver
> tries it best to cleanup, but fails to unregister reboot notifier, which in turn leads to crash on
> reboot/poweroff. The following patch resolves this problem by not using reboot notifiers anymore,
> but instead making ehci/ohci driver get its own shutdown method. For PCI, it is done through pci
> glue, for everything else through platform driver glue.
Why do you need to change the bus glue? Wouldn't it be a lot simpler just
to add ehci_shutdown as a member of ehci_pci_driver, for instance, with
similar changes to ehci_hcd_au1xxx_driver and ehci_hcd_fsl_driver?
Alan Stern
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/