Merge with Greg.

diff --cc review/x86_64-fix-smpboot-timing-problem.patch
index bd2382886e00fbd50efbbcd2f76c486e51f56f22,20610af8eb64913b7bcabd326ea608415bd413e1..47beff4badb56797ff8ed791128d0dd7c031f715
--- 1/review/x86_64-fix-smpboot-timing-problem.patch
--- 2/review/x86_64-fix-smpboot-timing-problem.patch
+++ b/review/x86_64-fix-smpboot-timing-problem.patch
@@@ -27,17 -27,12 +27,18 @@@ it fixes it for the right reasons
  
  Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
  Signed-off-by: Andi Kleen <ak@suse.de>
 +Signed-off-by: Chris Wright <chrisw@osdl.org>
+ Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
 +---
 + arch/x86_64/kernel/smp.c     |   65 +++++++++++++++++++++++++++++++++++++++++++
 + arch/x86_64/kernel/smpboot.c |   21 +++++++------
 + include/asm-x86_64/smp.h     |    2 +
 + 3 files changed, 79 insertions(+), 9 deletions(-)
  
 -Index: linux-2.6.12/arch/x86_64/kernel/smp.c
 +Index: linux-2.6.12.y/arch/x86_64/kernel/smp.c
  ===================================================================
 ---- linux-2.6.12.orig/arch/x86_64/kernel/smp.c
 -+++ linux-2.6.12/arch/x86_64/kernel/smp.c
 +--- linux-2.6.12.y.orig/arch/x86_64/kernel/smp.c
 ++++ linux-2.6.12.y/arch/x86_64/kernel/smp.c
  @@ -284,6 +284,71 @@ struct call_data_struct {
   static struct call_data_struct * call_data;