cpumask: use zalloc_cpumask_var() where possible
Remove open-coded zalloc_cpumask_var() and zalloc_cpumask_var_node().
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 09c5e07..565ebc6 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -1059,12 +1059,9 @@
#endif
current_thread_info()->cpu = 0; /* needed? */
for_each_possible_cpu(i) {
- alloc_cpumask_var(&per_cpu(cpu_sibling_map, i), GFP_KERNEL);
- alloc_cpumask_var(&per_cpu(cpu_core_map, i), GFP_KERNEL);
- alloc_cpumask_var(&cpu_data(i).llc_shared_map, GFP_KERNEL);
- cpumask_clear(per_cpu(cpu_core_map, i));
- cpumask_clear(per_cpu(cpu_sibling_map, i));
- cpumask_clear(cpu_data(i).llc_shared_map);
+ zalloc_cpumask_var(&per_cpu(cpu_sibling_map, i), GFP_KERNEL);
+ zalloc_cpumask_var(&per_cpu(cpu_core_map, i), GFP_KERNEL);
+ zalloc_cpumask_var(&cpu_data(i).llc_shared_map, GFP_KERNEL);
}
set_cpu_sibling_map(0);