Messages in this thread | | | Date | Mon, 25 Apr 2022 23:04:50 +0800 | Subject | Re: [PATCH v2] sched/core: Skip sched_core_fork/free() when core sched is disabled | From | cruzzhao <> |
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在 2022/4/25 下午4:14, Peter Zijlstra 写道: > 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.
Many thanks for suggestion, I'll test it.
Best wishes, Cruz Zhao
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