diff options
| author | Yijing Wang <wangyijing@huawei.com> | 2013-09-30 15:02:38 +0800 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2013-10-07 15:12:46 -0600 |
| commit | c489f5fbb1f5a770f98e492af5c47befb32890cd (patch) | |
| tree | 171e6ae2cc4de91c7aaa04eaaed98aca23e404ee /drivers/pci/pci-sysfs.c | |
| parent | 135530d584bafa88bcb924552fb13bcab07ca1a5 (diff) | |
PCI: Add pci_dev_show_local_cpu() to simplify code
local_cpus_show() and local_cpulist_show() are almost the same.
This adds a new helper function, pci_dev_show_local_cpu(), to simplify
code.
The same strategy is already used by cpuaffinity_show() and
cpulistaffinity_show().
Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci/pci-sysfs.c')
| -rw-r--r-- | drivers/pci/pci-sysfs.c | 32 |
1 files changed, 15 insertions, 17 deletions
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index 7128cfdd64aa..d9252dd89ea9 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -74,9 +74,11 @@ static ssize_t broken_parity_status_store(struct device *dev, return count; } -static ssize_t local_cpus_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ +static ssize_t pci_dev_show_local_cpu(struct device *dev, + int type, + struct device_attribute *attr, + char *buf) +{ const struct cpumask *mask; int len; @@ -86,29 +88,25 @@ static ssize_t local_cpus_show(struct device *dev, #else mask = cpumask_of_pcibus(to_pci_dev(dev)->bus); #endif - len = cpumask_scnprintf(buf, PAGE_SIZE-2, mask); + len = type ? + cpumask_scnprintf(buf, PAGE_SIZE-2, mask) : + cpulist_scnprintf(buf, PAGE_SIZE-2, mask); + buf[len++] = '\n'; buf[len] = '\0'; return len; } +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); +} static ssize_t local_cpulist_show(struct device *dev, struct device_attribute *attr, char *buf) { - const struct cpumask *mask; - int len; - -#ifdef CONFIG_NUMA - mask = (dev_to_node(dev) == -1) ? cpu_online_mask : - cpumask_of_node(dev_to_node(dev)); -#else - mask = cpumask_of_pcibus(to_pci_dev(dev)->bus); -#endif - len = cpulist_scnprintf(buf, PAGE_SIZE-2, mask); - buf[len++] = '\n'; - buf[len] = '\0'; - return len; + return pci_dev_show_local_cpu(dev, 0, attr, buf); } /* |