arch/x86/mm/numa.c: initialize numa_kernel_nodes in numa_clear_kernel_node_hotplug()
On-stack variable numa_kernel_nodes in numa_clear_kernel_node_hotplug() was not initialized. So we need to initialize it. [akpm@linux-foundation.org: use NODE_MASK_NONE, per David] Signed-off-by: Tang Chen <tangchen@cn.fujitsu.com> Tested-by: Gu Zheng <guz.fnst@cn.fujitsu.com> Reported-by: Dave Jones <davej@redhat.com> Reported-by: David Rientjes <rientjes@google.com> Tested-by: Dave Jones <davej@redhat.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: "H. Peter Anvin" <hpa@zytor.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -565,7 +565,7 @@ static void __init numa_init_array(void)
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static void __init numa_clear_kernel_node_hotplug(void)
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{
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int i, nid;
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nodemask_t numa_kernel_nodes;
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nodemask_t numa_kernel_nodes = NODE_MASK_NONE;
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unsigned long start, end;
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struct memblock_type *type = &memblock.reserved;
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