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由 KAMEZAWA Hiroyuki 提交于
cpu-hot-add should be fail if cpu is not set in cpu_possible_map. If go ahead, the system will panic soon. Especially, arch which requires additional_cpus= parameter should handle this. Tested on ia64. [akpm@linux-foundation.org: coding-style fixes] Signed-off-by: NKAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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