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path: root/drivers/pci/pci-sysfs.c
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Diffstat (limited to 'drivers/pci/pci-sysfs.c')
-rw-r--r--drivers/pci/pci-sysfs.c20
1 files changed, 18 insertions, 2 deletions
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index ae9a7695be9..271d41cc05a 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -74,8 +74,23 @@ static ssize_t local_cpus_show(struct device *dev,
mask = pcibus_to_cpumask(to_pci_dev(dev)->bus);
len = cpumask_scnprintf(buf, PAGE_SIZE-2, mask);
- strcat(buf,"\n");
- return 1+len;
+ buf[len++] = '\n';
+ buf[len] = '\0';
+ return len;
+}
+
+
+static ssize_t local_cpulist_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ cpumask_t mask;
+ int len;
+
+ mask = pcibus_to_cpumask(to_pci_dev(dev)->bus);
+ len = cpulist_scnprintf(buf, PAGE_SIZE-2, mask);
+ buf[len++] = '\n';
+ buf[len] = '\0';
+ return len;
}
/* show resources */
@@ -202,6 +217,7 @@ struct device_attribute pci_dev_attrs[] = {
__ATTR_RO(class),
__ATTR_RO(irq),
__ATTR_RO(local_cpus),
+ __ATTR_RO(local_cpulist),
__ATTR_RO(modalias),
#ifdef CONFIG_NUMA
__ATTR_RO(numa_node),