Re: soft lockup in 2.6.26-rc1+git, on Fire V100 - USB again

[Meelis Roos <mroos@xxxxx>]

> It's a long shot, but does this patch fix the problem?

Unfortunately not.
 
> diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
> index 8990196..51065b7 100644
> --- a/drivers/usb/host/ohci-hcd.c
> +++ b/drivers/usb/host/ohci-hcd.c
> @@ -809,6 +809,7 @@ static irqreturn_t ohci_irq (struct usb_hcd *hcd)
>  		 * re-enables it.
>  		 */
>  		ohci_writel(ohci, OHCI_INTR_RHSC, &regs->intrdisable);
> +		(void) ohci_readl (ohci, &regs->intrdisable);
>  		usb_hcd_poll_rh_status(hcd);
>  	}

-- 
Meelis Roos (mroos@xxxxx)      http://www.cs.ut.ee/~mroos/
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