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authorDiwakar Tundlam <dtundlam@nvidia.com>2012-03-08 02:44:26 +0400
committerIngo Molnar <mingo@elte.hu>2012-03-12 23:43:16 +0400
commit554cecaf733623b327eef9652b65965eb1081b81 (patch)
tree4e471c4689563d3a882667323ece2e581d8f17c8 /include
parent5fbd036b552f633abb394a319f7c62a5c86a9cd7 (diff)
downloadlinux-554cecaf733623b327eef9652b65965eb1081b81.tar.xz
sched/nohz: Correctly initialize 'next_balance' in 'nohz' idle balancer
The 'next_balance' field of 'nohz' idle balancer must be initialized to jiffies. Since jiffies is initialized to negative 300 seconds the 'nohz' idle balancer does not run for the first 300s (5mins) after bootup. If no new processes are spawed or no idle cycles happen, the load on the cpus will remain unbalanced for that duration. Signed-off-by: Diwakar Tundlam <dtundlam@nvidia.com> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1DD7BFEDD3147247B1355BEFEFE4665237994F30EF@HQMAIL04.nvidia.com Signed-off-by: Ingo Molnar <mingo@elte.hu>
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