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From: "tip-bot2 for Marco Elver" <tip-bot2@linutronix.de>
To: linux-tip-commits@vger.kernel.org
Cc: Marco Elver <elver@google.com>,
	"Peter Zijlstra (Intel)" <peterz@infradead.org>,
	x86 <x86@kernel.org>, LKML <linux-kernel@vger.kernel.org>
Subject: [tip: sched/urgent] sched: Use __always_inline on is_idle_task()
Date: Thu, 27 Aug 2020 07:54:34 -0000	[thread overview]
Message-ID: <159851487420.20229.1106109799847028466.tip-bot2@tip-bot2> (raw)
In-Reply-To: <20200820172046.GA177701@elver.google.com>

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);
 }

      parent reply	other threads:[~2020-08-27  7:56 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-20  7:30 [PATCH 0/9] TRACE_IRQFLAGS wreckage Peter Zijlstra
2020-08-20  7:30 ` [PATCH 1/9] lockdep: Use raw_cpu_*() for per-cpu variables Peter Zijlstra
2020-08-20 13:54   ` Steven Rostedt
2020-08-20  7:30 ` [PATCH 2/9] sched,idle,rcu: Push rcu_idle deeper into the idle path Peter Zijlstra
2020-08-20 13:58   ` Steven Rostedt
2020-08-20  7:30 ` [PATCH 3/9] cpuidle: Make CPUIDLE_FLAG_TLB_FLUSHED generic Peter Zijlstra
2020-08-20  7:30 ` [PATCH 4/9] cpuidle: Move trace_cpu_idle() into generic code Peter Zijlstra
2020-08-20  7:30 ` [PATCH 5/9] x86/entry: Remove unused THUNKs Peter Zijlstra
2020-08-20  7:30 ` [PATCH 6/9] locking/lockdep: Cleanup Peter Zijlstra
2020-08-20  7:30 ` [PATCH 7/9] nds32: Implement arch_irqs_disabled() Peter Zijlstra
2020-08-20  7:30 ` [PATCH 8/9] lockdep: Only trace IRQ edges Peter Zijlstra
2020-08-20  7:30 ` [PATCH 9/9] lockdep,trace: Expose tracepoints Peter Zijlstra
2020-08-20 14:36 ` [PATCH 0/9] TRACE_IRQFLAGS wreckage Steven Rostedt
2020-08-20 14:39   ` Steven Rostedt
2020-08-20 14:49   ` Marco Elver
2020-08-20 14:58   ` peterz
2020-08-20 16:53     ` Steven Rostedt
2020-08-20 17:20     ` Marco Elver
2020-08-20 19:59       ` Steven Rostedt
2020-08-21  6:37         ` Marco Elver
2020-08-21  6:54       ` peterz
2020-08-21  7:05         ` Marco Elver
2020-08-27  7:54       ` tip-bot2 for Marco Elver [this message]

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