Re: [PATCH] rethook: Use tsk->on_cpu to check task execution state
From: Peter Zijlstra <peterz@infradead.org>
Date: 2026-06-04 09:34:53
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On Mon, Jun 01, 2026 at 08:40:01AM +0900, Masami Hiramatsu wrote:
Peter, is it OK to drop @rq from task_on_cpu()?
Sure.
Then we can use it from rethook.
Well, it is in sched/sched.h, which is an internal header, and no you cannot use that header in rethook. But lets step back first, what is the actual problem here, why are we looking at ->on_cpu at all?