commit fc631c82e1734d718ff0832558f64c8f5d185f26
author Peter Zijlstra <a.p.zijlstra@chello.nl> Wed Feb 11 14:27:17 2009 +0100
committer Ingo Molnar <mingo@elte.hu> Wed Feb 11 14:43:35 2009 +0100
tree 7bef1c5f3f2c3f454280026e1a528de526302827
parent 483b4ee60edbefdfbff0dd538fb81f368d9e7c0d

sched: revert recent sync wakeup changes

Intel reported a 10% regression (mysql+sysbench) on a 16-way machine
with these patches:

  1596e29: sched: symmetric sync vs avg_overlap
  d942fb6: sched: fix sync wakeups

Revert them.

Reported-by: "Zhang, Yanmin" <yanmin_zhang@linux.intel.com>
Bisected-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>