From 0f532f3861d2c4e5aa7dcd33fb18e9975eb28457 Mon Sep 17 00:00:00 2001 From: Greg Banks Date: Mon, 2 Oct 2006 02:17:39 -0700 Subject: [PATCH] cpumask: add highest_possible_node_id cpumask: add highest_possible_node_id(), analogous to highest_possible_processor_id(). [pj@sgi.com: fix typo] Signed-off-by: Greg Banks Signed-off-by: Paul Jackson Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- lib/cpumask.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'lib/cpumask.c') diff --git a/lib/cpumask.c b/lib/cpumask.c index 3a67dc5ada7d..7a2a73f88d59 100644 --- a/lib/cpumask.c +++ b/lib/cpumask.c @@ -43,3 +43,19 @@ int __any_online_cpu(const cpumask_t *mask) return cpu; } EXPORT_SYMBOL(__any_online_cpu); + +#if MAX_NUMNODES > 1 +/* + * Find the highest possible node id. + */ +int highest_possible_node_id(void) +{ + unsigned int node; + unsigned int highest = 0; + + for_each_node_mask(node, node_possible_map) + highest = node; + return highest; +} +EXPORT_SYMBOL(highest_possible_node_id); +#endif -- cgit v1.2.3-59-g8ed1b