[PATCH] x86_64: Allocate cpu local data for all possible CPUs

CPU hotplug fills up the possible map to NR_CPUs, but it did that after
setting up per CPU data. This lead to CPU data not getting allocated
for all possible CPUs, which lead to various side effects.

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/asm-x86_64/smp.h b/include/asm-x86_64/smp.h
index 24e32611f0bf..c57ce4071342 100644
--- a/include/asm-x86_64/smp.h
+++ b/include/asm-x86_64/smp.h
@@ -81,6 +81,7 @@ static inline int hard_smp_processor_id(void)
 extern int safe_smp_processor_id(void);
 extern int __cpu_disable(void);
 extern void __cpu_die(unsigned int cpu);
+extern void prefill_possible_map(void);
 
 #endif /* !ASSEMBLY */