Messages in this thread | | | Date | Mon, 25 Apr 2022 10:14:10 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH v2] sched/core: Skip sched_core_fork/free() when core sched is disabled |
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On Mon, Apr 25, 2022 at 04:17:34AM +0800, Cruz Zhao wrote: > As __put_task_struct() and copy_process() are hot path functions, > the call of sched_core_fork/free() will bring overhead when core > sched is disabled, and we skip them in these cases.
Only if you have profile data.. mostly these functions do whole lot of nothing.
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