linux-kernel - [PATCH AUTOSEL 5.14 38/40] sched: Always inline is_percpu

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Date:   Tue,  5 Oct 2021 09:50:17 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Peter Zijlstra <peterz@...radead.org>,
        Stephen Rothwell <sfr@...b.auug.org.au>,
        Sasha Levin <sashal@...nel.org>, mingo@...hat.com,
        juri.lelli@...hat.com, vincent.guittot@...aro.org
Subject: [PATCH AUTOSEL 5.14 38/40] sched: Always inline is_percpu_thread()

From: Peter Zijlstra <peterz@...radead.org>

[ Upstream commit 83d40a61046f73103b4e5d8f1310261487ff63b0 ]

  vmlinux.o: warning: objtool: check_preemption_disabled()+0x81: call to is_percpu_thread() leaves .noinstr.text section

Reported-by: Stephen Rothwell <sfr@...b.auug.org.au>
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Link: https://lkml.kernel.org/r/20210928084218.063371959@infradead.org
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 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 f6935787e7e8..8e10c7accdbc 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1633,7 +1633,7 @@ extern struct pid *cad_pid;
 #define tsk_used_math(p)			((p)->flags & PF_USED_MATH)
 #define used_math()				tsk_used_math(current)
 
-static inline bool is_percpu_thread(void)
+static __always_inline bool is_percpu_thread(void)
 {
 #ifdef CONFIG_SMP
 	return (current->flags & PF_NO_SETAFFINITY) &&
-- 
2.33.0