diff options
| author | Ingo Molnar <mingo@elte.hu> | 2011-02-14 13:18:51 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-02-14 13:18:56 +0100 |
| commit | 91e04ec05838a5b2c790decf2a91af98cb1666e8 (patch) | |
| tree | ea7373bdfab118ab6312ed3fa1fc0694ccfb38db /drivers/usb/core/hcd-pci.c | |
| parent | 792363d2beceb1c7d865e517fa9939c8b8c1442a (diff) | |
| parent | 100b33c8bd8a3235fd0b7948338d6cbb3db3c63d (diff) | |
Merge commit 'v2.6.38-rc4' into x86/cpu
Merge reason: pick up the 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 |