Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
cpumask: update local_cpus_show 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>
authored by
Mike Travis
and committed by
Ingo Molnar
3be83050
d3b66bf2
+6
-6
drivers/pci/pci-sysfs.c
+6
-6
drivers/pci/pci-sysfs.c
···
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static ssize_t local_cpus_show(struct device *dev,
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struct device_attribute *attr, char *buf)
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{
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-
cpumask_t mask;
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+
const struct cpumask *mask;
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int len;
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-
mask = pcibus_to_cpumask(to_pci_dev(dev)->bus);
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-
len = cpumask_scnprintf(buf, PAGE_SIZE-2, &mask);
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+
mask = cpumask_of_pcibus(to_pci_dev(dev)->bus);
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len = cpumask_scnprintf(buf, PAGE_SIZE-2, mask);
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buf[len++] = '\n';
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buf[len] = '\0';
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return len;
···
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static ssize_t local_cpulist_show(struct device *dev,
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struct device_attribute *attr, char *buf)
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{
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-
cpumask_t mask;
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const struct cpumask *mask;
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int len;
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mask = pcibus_to_cpumask(to_pci_dev(dev)->bus);
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len = cpulist_scnprintf(buf, PAGE_SIZE-2, &mask);
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mask = cpumask_of_pcibus(to_pci_dev(dev)->bus);
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len = cpulist_scnprintf(buf, PAGE_SIZE-2, mask);
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buf[len++] = '\n';
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buf[len] = '\0';
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return len;