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sched: Trivial forced-newidle balancer
When a sibling is forced-idle to match the core-cookie; search for matching tasks to fill the core. rcu_read_unlock() can incur an infrequent deadlock in sched_core_balance(). Fix this by using the RCU-sched flavor instead. Signed-off-by: Peter Zijlstra (Intel) <[email protected]> Tested-by: Don Hiatt <[email protected]> Tested-by: Hongyu Ning <[email protected]> Tested-by: Vincent Guittot <[email protected]> Link: https://lkml.kernel.org/r/[email protected]
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Peter Zijlstra
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May 12, 2021
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