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arm64/numa: remove some useless code 

When the deleted code is executed, only the bit of cpu0 was set on
cpu_possible_mask. So that, only set_cpu_numa_node(0, NUMA_NO_NODE); will
be executed. And map_cpu_to_node(0, 0) will soon be called. So these code
can be safely removed.

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
This commit is contained in:
Zhen Lei 2016-09-01 14:55:03 +08:00 committed by Will Deacon
parent 7af3a0a992
commit df7ffa34cc
1 changed files with 0 additions and 4 deletions
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4
arch/arm64/mm/numa.c
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@ -95,7 +95,6 @@ void numa_clear_node(unsigned int cpu)
*/
static void __init setup_node_to_cpumask_map(void)
{
unsigned int cpu;
int node;
/* setup nr_node_ids if not done yet */
@ -108,9 +107,6 @@ static void __init setup_node_to_cpumask_map(void)
cpumask_clear(node_to_cpumask_map[node]);
}
for_each_possible_cpu(cpu)
set_cpu_numa_node(cpu, NUMA_NO_NODE);
/* cpumask_of_node() will now work */
pr_debug("Node to cpumask map for %d nodes\n", nr_node_ids);
}