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cpumask: alloc zeroed cpumask for static cpumask_var_ts

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These are defined as static cpumask_var_t so if MAXSMP is not used,
they are cleared already.  Avoid surprises when MAXSMP is enabled.

Signed-off-by: Yinghai Lu <yinghai.lu@kernel.org>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Yinghai Lu
2009-06-06 14:51:36 -07:00
committed by Rusty Russell
parent 0281b5dc03
commit eaa958402e
11 changed files with 11 additions and 11 deletions
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kernel/smp.c
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@ -52,7 +52,7 @@ hotplug_cfd(struct notifier_block *nfb, unsigned long action, void *hcpu)
switch (action) {
case CPU_UP_PREPARE:
case CPU_UP_PREPARE_FROZEN:
if (!alloc_cpumask_var_node(&cfd->cpumask, GFP_KERNEL,
if (!zalloc_cpumask_var_node(&cfd->cpumask, GFP_KERNEL,
cpu_to_node(cpu)))
return NOTIFY_BAD;
break;