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| author | Ingo Molnar <mingo@elte.hu> | 2011-02-02 07:10:03 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-02-02 07:10:06 +0100 |
| commit | 8104a4775ad8a7863af0b898224b15aa708582db (patch) | |
| tree | 71380e4db36e9d91e521d0a98be74981e32a6700 /drivers/usb/core/hcd-pci.c | |
| parent | f6bbc1daac964da551130dbf01809d3fbd178b2d (diff) | |
| parent | ebf53826e105f488f4f628703a108e98940d1dc5 (diff) | |
Merge commit 'v2.6.38-rc3' into perf/core
Merge reason: Pick up latest fixes.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/usb/core/hcd-pci.c')
| -rw-r--r-- | drivers/usb/core/hcd-pci.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/usb/core/hcd-pci.c b/drivers/usb/core/hcd-pci.c index b55d46070a25..f71e8e307e0f 100644 --- a/drivers/usb/core/hcd-pci.c +++ b/drivers/usb/core/hcd-pci.c @@ -405,7 +405,12 @@ static int suspend_common(struct device *dev, bool do_wakeup) return retval; } - synchronize_irq(pci_dev->irq); + /* If MSI-X is enabled, the driver will have synchronized all vectors + * in pci_suspend(). If MSI or legacy PCI is enabled, that will be + * synchronized here. + */ + if (!hcd->msix_enabled) + synchronize_irq(pci_dev->irq); /* Downstream ports from this root hub should already be quiesced, so * there will be no DMA activity. Now we can shut down the upstream |