Re: BUG: Real-Time Preemption 2.6.13-rc5-RT-V0.7.52-16

[Ingo Molnar]

* Daniel Walker <dwalker@xxxxxxxxxx> wrote:

> This may fix the warning , but I doubt it does anything for any hangs..
> 
> --- linux-2.6.12.orig/drivers/usb/core/hcd.c    2005-08-09 22:41:18.000000000 +0000
> +++ linux-2.6.12/drivers/usb/core/hcd.c 2005-08-10 00:23:16.000000000 +0000
> @@ -540,8 +540,7 @@ void usb_hcd_poll_rh_status(struct usb_h
>         if (length > 0) {
> 
>                 /* try to complete the status urb */
> -               local_irq_save (flags);
> -               spin_lock(&hcd_root_hub_lock);
> +               spin_lock_irqsave(&hcd_root_hub_lock, flags);
>                 urb = hcd->status_urb;
>                 if (urb) {
>                         spin_lock(&urb->lock);

what -RT tree is this against? This change is already in the -16 tree.

	Ingo
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