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Date:   Thu, 27 Aug 2020 07:54:34 -0000
From:   "tip-bot2 for Marco Elver" <tip-bot2@linutronix.de>
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Subject: [tip: sched/urgent] sched: Use __always_inline on is_idle_task()
Cc:     Marco Elver <elver@google.com>,
        "Peter Zijlstra (Intel)" <peterz@infradead.org>,
        x86 <x86@kernel.org>, LKML <linux-kernel@vger.kernel.org>
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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);
 }