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Wei Yang authored
nr_node_ids records the highest possible node id, which is calculated by scanning the bitmap node_states[N_POSSIBLE]. Current implementation scan the bitmap from the beginning, which will scan the whole bitmap. This patch reverses the order by scanning from the end with find_last_bit(). Signed-off-by:
Wei Yang <weiyang@linux.vnet.ibm.com> Cc: Tejun Heo <tj@kernel.org> Acked-by:
David Rientjes <rientjes@google.com> Signed-off-by:
Andrew Morton <akpm@linux-foundation.org> Signed-off-by:
Linus Torvalds <torvalds@linux-foundation.org>
904a9553