cpumask: update pci_bus_show_cpuaffinity to use new cpumask API

Impact: use new cpumask API to reduce stack usage

Replace the local cpumask_t variable with a pointer to the
const cpumask that needs to be printed.

Signed-off-by: Mike Travis <travis@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 5b3f593..5a021b8 100644 (file)
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -51,12 +51,12 @@ static ssize_t pci_bus_show_cpuaffinity(struct device *dev,
                                        char *buf)
 {
        int ret;
-       cpumask_t cpumask;
+       const struct cpumask *cpumask;
 
-       cpumask = pcibus_to_cpumask(to_pci_bus(dev));
+       cpumask = cpumask_of_pcibus(to_pci_bus(dev));
        ret = type?
-               cpulist_scnprintf(buf, PAGE_SIZE-2, &cpumask) :
-               cpumask_scnprintf(buf, PAGE_SIZE-2, &cpumask);
+               cpulist_scnprintf(buf, PAGE_SIZE-2, cpumask) :
+               cpumask_scnprintf(buf, PAGE_SIZE-2, cpumask);
        buf[ret++] = '\n';
        buf[ret] = '\0';
        return ret;