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| author | Alex Chiang <achiang@hp.com> | 2009-03-20 14:56:31 -0600 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2009-03-20 14:57:58 -0700 |
| commit | 705b1aaa823e800490f157cd9366ad8cff385f5f (patch) | |
| tree | 634ea8ba227a305074938f49c110fea8e68e8bb3 /drivers/pci/pci.h | |
| parent | 3ed4fd96b3188406ac5357d9290bcffa08c65cf6 (diff) | |
| download | talos-op-linux-705b1aaa823e800490f157cd9366ad8cff385f5f.tar.gz talos-op-linux-705b1aaa823e800490f157cd9366ad8cff385f5f.zip | |
PCI: Introduce /sys/bus/pci/rescan
This interface allows the user to force a rescan of all PCI buses
in system, and rediscover devices that have been removed earlier.
pci_bus_attrs implementation from Trent Piepho.
Thanks to Vegard Nossum for discovering locking issues with the
sysfs interface.
Cc: Trent Piepho <xyzzy@speakeasy.org>
Signed-off-by: Alex Chiang <achiang@hp.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers/pci/pci.h')
| -rw-r--r-- | drivers/pci/pci.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index 22dcfdb75d91..45833a5bca61 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -138,6 +138,12 @@ extern int pcie_mch_quirk; extern struct device_attribute pci_dev_attrs[]; extern struct device_attribute dev_attr_cpuaffinity; extern struct device_attribute dev_attr_cpulistaffinity; +#ifdef CONFIG_HOTPLUG +extern struct bus_attribute pci_bus_attrs[]; +#else +#define pci_bus_attrs NULL +#endif + /** * pci_match_one_device - Tell if a PCI device structure has a matching |
