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PCI: make CPU list affinity visible

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Stephen Hemminger wrote:
> Looks like Mike created cpulistaffinty in sysfs but never completed
> the job.

This patch hooks things up correctly, taking care to remove the new file
when the bus is destroyed.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Mike Travis <travis@sgi.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Mike Travis
2008-09-06 05:46:42 -07:00
committed by Jesse Barnes
parent 5993760f7f
commit 93ff68a55a
3 changed files with 9 additions and 0 deletions
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7
drivers/pci/bus.c
View File

@@ -151,6 +151,13 @@ void pci_bus_add_devices(struct pci_bus *bus)
if (retval) if (retval)
dev_err(&dev->dev, "Error creating cpuaffinity" dev_err(&dev->dev, "Error creating cpuaffinity"
" file, continuing...\n"); " file, continuing...\n");
retval = device_create_file(&child_bus->dev,
&dev_attr_cpulistaffinity);
if (retval)
dev_err(&dev->dev,
"Error creating cpulistaffinity"
" file, continuing...\n");
} }
} }
} }

1
drivers/pci/pci.h
View File

@@ -109,6 +109,7 @@ static inline int pci_no_d1d2(struct pci_dev *dev)
extern int pcie_mch_quirk; extern int pcie_mch_quirk;
extern struct device_attribute pci_dev_attrs[]; extern struct device_attribute pci_dev_attrs[];
extern struct device_attribute dev_attr_cpuaffinity; extern struct device_attribute dev_attr_cpuaffinity;
extern struct device_attribute dev_attr_cpulistaffinity;
/** /**
* pci_match_one_device - Tell if a PCI device structure has a matching * pci_match_one_device - Tell if a PCI device structure has a matching

1
drivers/pci/remove.c
View File

@@ -73,6 +73,7 @@ void pci_remove_bus(struct pci_bus *pci_bus)
up_write(&pci_bus_sem); up_write(&pci_bus_sem);
pci_remove_legacy_files(pci_bus); pci_remove_legacy_files(pci_bus);
device_remove_file(&pci_bus->dev, &dev_attr_cpuaffinity); device_remove_file(&pci_bus->dev, &dev_attr_cpuaffinity);
device_remove_file(&pci_bus->dev, &dev_attr_cpulistaffinity);
device_unregister(&pci_bus->dev); device_unregister(&pci_bus->dev);
} }
EXPORT_SYMBOL(pci_remove_bus); EXPORT_SYMBOL(pci_remove_bus);