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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2010-05-31 12:37:30 +0200
committerIngo Molnar <mingo@elte.hu>2010-06-01 09:27:16 +0200
commite51fd5e22e12b39f49b1bb60b37b300b17378a43 (patch)
tree391500ff509dc30991db38e3d54eaccfe385d1cb /include
parent54e88fad223c4e1d94289611a90c7fe3ebe5631b (diff)
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sched: Fix wake_affine() vs RT tasks
Mike reports that since e9e9250b (sched: Scale down cpu_power due to RT tasks), wake_affine() goes funny on RT tasks due to them still having a !0 weight and wake_affine() still subtracts that from the rq weight. Since nobody should be using se->weight for RT tasks, set the value to zero. Also, since we now use ->cpu_power to normalize rq weights to account for RT cpu usage, add that factor into the imbalance computation. Reported-by: Mike Galbraith <efault@gmx.de> Tested-by: Mike Galbraith <efault@gmx.de> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <1275316109.27810.22969.camel@twins> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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