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Subject[PATCH 2/2] pci, sysfs: merge dev and bus cpuaffinity

merge them one function with two extra parameters.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>

---
drivers/pci/pci-sysfs.c | 69 ++++++++++++++++++------------------------------
1 file changed, 27 insertions(+), 42 deletions(-)

Index: linux-2.6/drivers/pci/pci-sysfs.c
===================================================================
--- linux-2.6.orig/drivers/pci/pci-sysfs.c
+++ linux-2.6/drivers/pci/pci-sysfs.c
@@ -71,75 +71,60 @@ static ssize_t broken_parity_status_stor
return count;
}

-static ssize_t local_cpus_show(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- const struct cpumask *mask;
+static ssize_t pci_show_cpuaffinity(struct device *dev,
+ int type, bool is_pci_dev,
+ struct device_attribute *attr,
+ char *buf)
+{
int len;
+ const struct cpumask *mask;

+ if (is_pci_dev) {
#ifdef CONFIG_NUMA
- mask = (dev_to_node(dev) == -1) ? cpu_online_mask :
- cpumask_of_node(dev_to_node(dev));
+ int node = dev_to_node(dev);
+
+ mask = (node == -1) ? cpu_online_mask : cpumask_of_node(node);
#else
- mask = cpumask_of_pcibus(to_pci_dev(dev)->bus);
+ mask = cpumask_of_pcibus(to_pci_dev(dev)->bus);
#endif
- len = cpumask_scnprintf(buf, PAGE_SIZE-2, mask);
+ } else
+ mask = cpumask_of_pcibus(to_pci_bus(dev));
+ len = type ?
+ cpulist_scnprintf(buf, PAGE_SIZE-2, mask) :
+ cpumask_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_show_cpuaffinity(dev, 0, true, 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_show_cpuaffinity(dev, 1, true, attr, buf);
}

/*
* 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 inline ssize_t pci_bus_show_cpumaskaffinity(struct device *dev,
+static ssize_t pci_bus_show_cpumaskaffinity(struct device *dev,
struct device_attribute *attr,
char *buf)
{
- return pci_bus_show_cpuaffinity(dev, 0, attr, buf);
+ return pci_show_cpuaffinity(dev, 0, false, attr, buf);
}

-static inline ssize_t pci_bus_show_cpulistaffinity(struct device *dev,
+static ssize_t pci_bus_show_cpulistaffinity(struct device *dev,
struct device_attribute *attr,
char *buf)
{
- return pci_bus_show_cpuaffinity(dev, 1, attr, buf);
+ return pci_show_cpuaffinity(dev, 1, false, attr, buf);
}

/* show resources */

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