summaryrefslogtreecommitdiffstats
path: root/drivers/pci/pci-sysfs.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/pci/pci-sysfs.c')
-rw-r--r--drivers/pci/pci-sysfs.c39
1 files changed, 10 insertions, 29 deletions
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index a62acc443d5b..aa012fb3834b 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -77,11 +77,10 @@ static ssize_t broken_parity_status_store(struct device *dev,
}
static DEVICE_ATTR_RW(broken_parity_status);
-static ssize_t pci_dev_show_local_cpu(struct device *dev, int type,
+static ssize_t pci_dev_show_local_cpu(struct device *dev, bool list,
struct device_attribute *attr, char *buf)
{
const struct cpumask *mask;
- int len;
#ifdef CONFIG_NUMA
mask = (dev_to_node(dev) == -1) ? cpu_online_mask :
@@ -89,59 +88,41 @@ static ssize_t pci_dev_show_local_cpu(struct device *dev, int type,
#else
mask = cpumask_of_pcibus(to_pci_dev(dev)->bus);
#endif
- len = type ?
- cpumask_scnprintf(buf, PAGE_SIZE-2, mask) :
- cpulist_scnprintf(buf, PAGE_SIZE-2, mask);
-
- buf[len++] = '\n';
- buf[len] = '\0';
- return len;
+ return cpumap_print_to_pagebuf(list, buf, mask);
}
static ssize_t local_cpus_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- return pci_dev_show_local_cpu(dev, 1, attr, buf);
+ return pci_dev_show_local_cpu(dev, false, attr, buf);
}
static DEVICE_ATTR_RO(local_cpus);
static ssize_t local_cpulist_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- return pci_dev_show_local_cpu(dev, 0, attr, buf);
+ return pci_dev_show_local_cpu(dev, true, attr, buf);
}
static DEVICE_ATTR_RO(local_cpulist);
/*
* PCI Bus Class Devices
*/
-static ssize_t pci_bus_show_cpuaffinity(struct device *dev, int type,
- struct device_attribute *attr,
- char *buf)
-{
- int ret;
- const struct cpumask *cpumask;
-
- cpumask = cpumask_of_pcibus(to_pci_bus(dev));
- ret = type ?
- cpulist_scnprintf(buf, PAGE_SIZE-2, cpumask) :
- cpumask_scnprintf(buf, PAGE_SIZE-2, cpumask);
- buf[ret++] = '\n';
- buf[ret] = '\0';
- return ret;
-}
-
static ssize_t cpuaffinity_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- return pci_bus_show_cpuaffinity(dev, 0, attr, buf);
+ const struct cpumask *cpumask = cpumask_of_pcibus(to_pci_bus(dev));
+
+ return cpumap_print_to_pagebuf(false, buf, cpumask);
}
static DEVICE_ATTR_RO(cpuaffinity);
static ssize_t cpulistaffinity_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- return pci_bus_show_cpuaffinity(dev, 1, attr, buf);
+ const struct cpumask *cpumask = cpumask_of_pcibus(to_pci_bus(dev));
+
+ return cpumap_print_to_pagebuf(true, buf, cpumask);
}
static DEVICE_ATTR_RO(cpulistaffinity);