tree 7a484ba13acbdf0fa98c896ce58e807b4b5b1af9
parent d0b27fa77854b149ad4af08b0fe47fe712a47ade
author Peter Zijlstra <a.p.zijlstra@chello.nl> 1208627098 +0200
committer Ingo Molnar <mingo@elte.hu> 1208627098 +0200

sched: rt-group: smp balancing

Currently the rt group scheduling does a per cpu runtime limit, however
the rt load balancer makes no guarantees about an equal spread of real-
time tasks, just that at any one time, the highest priority tasks run.

Solve this by making the runtime limit a global property by borrowing
excessive runtime from the other cpus once the local limit runs out.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>