alpha: cpumask_of_node() should handle -1 as a node

CC: Richard Henderson <rth@twiddle.net>
CC: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Signed-off-by: Matt Turner <mattst88@gmail.com>
CC: linux-alpha@vger.kernel.org
CC: Rusty Russell <rusty@rustcorp.com.au>
CC: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Anton Blanchard <anton@samba.org>

diff --git a/arch/alpha/include/asm/topology.h b/arch/alpha/include/asm/topology.h
index 36b3a30ba0e519d078d3c4ab9f349ff42aa84b9a..9251e13e144f668d0749528a8ffa2a89497f5730 100644 (file)
--- a/arch/alpha/include/asm/topology.h
+++ b/arch/alpha/include/asm/topology.h
@@ -28,6 +28,9 @@ static const struct cpumask *cpumask_of_node(int node)
 {
        int cpu;
 
+       if (node == -1)
+               return cpu_all_mask;
+
        cpumask_clear(&node_to_cpumask_map[node]);
 
        for_each_online_cpu(cpu) {