xHCI: release spinlock when setup interrupt

Jiri Slaby reports spinlock is held while calling kmalloc(GFP_KERNEL)
and request_irq() in xhci_resume().

Release the spinlock when setup interrupt.

Reported-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andiry Xu <andiry.xu@amd.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
This commit is contained in:
Andiry Xu 2010-10-27 16:44:52 +08:00 committed by Sarah Sharp
parent 241b652f19
commit 74bb844af8

View file

@ -714,6 +714,7 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated)
return retval;
}
spin_unlock_irq(&xhci->lock);
/* Re-setup MSI-X */
if (hcd->irq)
free_irq(hcd->irq, hcd);
@ -736,6 +737,7 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated)
hcd->irq = pdev->irq;
}
spin_lock_irq(&xhci->lock);
/* step 4: set Run/Stop bit */
command = xhci_readl(xhci, &xhci->op_regs->command);
command |= CMD_RUN;