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

    * Daniel Walker <dwalker@mvista.com> 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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