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sched: Introduce task_is_running()

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Replace a bunch of 'p->state == TASK_RUNNING' with a new helper:
task_is_running(p).

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Davidlohr Bueso <dave@stgolabs.net>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20210611082838.222401495@infradead.org
This commit is contained in:
Peter Zijlstra
2021-06-11 10:28:12 +02:00
parent 37aadc687a
commit b03fbd4ff2
33 changed files with 40 additions and 41 deletions
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2
arch/riscv/kernel/stacktrace.c
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@@ -132,7 +132,7 @@ unsigned long get_wchan(struct task_struct *task)
{
unsigned long pc = 0;
if (likely(task && task != current && task->state != TASK_RUNNING))
if (likely(task && task != current && !task_is_running(task)))
walk_stackframe(task, NULL, save_wchan, &pc);
return pc;
}