[PATCH 0/2] sched: arch_scale_smt_powers

Joel Schopp jschopp at austin.ibm.com
Thu Jan 21 07:00:38 EST 2010


The new Power7 processor has 4 way SMT.  This 4 way SMT benefits from
dynamic power updates that arch_scale_smt_power was designed to provide.
The first patch fixes a generic scheduler bug necessary for arch_scale_smt
to properly function.  The second patch implements arch_scale_smt_power 
for powerpc, and in particular for Power7 processors.

---
Gautham R Shenoy (1):
sched: Fix the place where group powers are updated.

Joel Schopp (1):
powerpc: implement arch_scale_smt_power for Power7

 arch/powerpc/kernel/smp.c |   41 +++++++++++++++++++++++++++++++++++++++++
 kernel/sched.c            |    7 +++----
 kernel/sched_features.h   |    2 +-
 3 files changed, 45 insertions(+), 5 deletions(-)




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