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    Subject[tip: sched/urgent] sched: Use __always_inline on is_idle_task()
    The following commit has been merged into the sched/urgent branch of tip:

    Commit-ID: c94a88f341c9b8f05d8639f62bb5d95936f881cd
    Gitweb: https://git.kernel.org/tip/c94a88f341c9b8f05d8639f62bb5d95936f881cd
    Author: Marco Elver <elver@google.com>
    AuthorDate: Thu, 20 Aug 2020 19:20:46 +02:00
    Committer: Peter Zijlstra <peterz@infradead.org>
    CommitterDate: Wed, 26 Aug 2020 12:41:51 +02:00

    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
    ---
    include/linux/sched.h | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    diff --git a/include/linux/sched.h b/include/linux/sched.h
    index 93ecd93..afe01e2 100644
    --- a/include/linux/sched.h
    +++ b/include/linux/sched.h
    @@ -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);
    }
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