Commit c94a88f3 authored Aug 20, 2020 by Marco Elver Committed by Peter Zijlstra Aug 26, 2020

sched: Use __always_inline on is_idle_task()



is_idle_task() may be used from noinstr functions such as
irqentry_enter(). Since the compiler is free to not inline regular
inline functions, switch to using __always_inline.

Signed-off-by: Marco Elver <elver@google.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20200820172046.GA177701@elver.google.com

parent d012a719

include/linux/sched.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -1666,7 +1666,7 @@ extern struct task_struct *idle_task(int cpu);
		*
		* Return: 1 if @p is an idle task. 0 otherwise.
		*/
		static inline bool is_idle_task(const struct task_struct *p)
		static __always_inline bool is_idle_task(const struct task_struct *p)
		{
		return !!(p->flags & PF_IDLE);
		}

Admin message