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PCI: Make PCI device numa-node attribute visible in sysfs

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Export the numa-node attribute of PCI devices in sysfs so that
user applications may choose where to be placed accordingly.

Signed-off-by: Brice Goglin <Brice.Goglin@ens-lyon.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Brice Goglin 2007-01-28 10:53:40 +01:00 committed by Greg Kroah-Hartman
parent f52383d395
commit 81bb0e198b
1 changed files with 11 additions and 0 deletions
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11
drivers/pci/pci-sysfs.c
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@ -143,6 +143,14 @@ static ssize_t is_enabled_show(struct device *dev,
return sprintf (buf, "%u\n", atomic_read(&pdev->enable_cnt)); return sprintf (buf, "%u\n", atomic_read(&pdev->enable_cnt));
} }
#ifdef CONFIG_NUMA
static ssize_t
numa_node_show(struct device *dev, struct device_attribute *attr, char *buf)
{
return sprintf (buf, "%d\n", dev->numa_node);
}
#endif
static ssize_t static ssize_t
msi_bus_show(struct device *dev, struct device_attribute *attr, char *buf) msi_bus_show(struct device *dev, struct device_attribute *attr, char *buf)
{ {
@ -194,6 +202,9 @@ struct device_attribute pci_dev_attrs[] = {
__ATTR_RO(irq), __ATTR_RO(irq),
__ATTR_RO(local_cpus), __ATTR_RO(local_cpus),
__ATTR_RO(modalias), __ATTR_RO(modalias),
#ifdef CONFIG_NUMA
__ATTR_RO(numa_node),
#endif
__ATTR(enable, 0600, is_enabled_show, is_enabled_store), __ATTR(enable, 0600, is_enabled_show, is_enabled_store),
__ATTR(broken_parity_status,(S_IRUGO|S_IWUSR), __ATTR(broken_parity_status,(S_IRUGO|S_IWUSR),
broken_parity_status_show,broken_parity_status_store), broken_parity_status_show,broken_parity_status_store),