Commit e99b861a authored by Andi Kleen's avatar Andi Kleen Committed by Linus Torvalds
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[PATCH] x86-64: Only allocate per cpu data for possible CPUs, not compiled in CPUs.



Saves some memory except for hotplug situations.
Signed-off-by: default avatarAndi Kleen <ak@suse.de>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 2b4a0815
......@@ -94,7 +94,7 @@ void __init setup_per_cpu_areas(void)
size = PERCPU_ENOUGH_ROOM;
#endif
for (i = 0; i < NR_CPUS; i++) {
for_each_cpu_mask (i, cpu_possible_map) {
char *ptr;
if (!NODE_DATA(cpu_to_node(i))) {
......
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