[PATCH 4.19 12/12] sched: Always inline is_percpu_thread()

From: Greg Kroah-Hartman
Date: Thu Oct 14 2021 - 11:00:12 EST


From: Peter Zijlstra <peterz@xxxxxxxxxxxxx>

[ 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@xxxxxxxxxxxxxxxx>
Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Link: https://lkml.kernel.org/r/20210928084218.063371959@xxxxxxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
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 5524cd5c6abe..761d0f85c4a5 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1433,7 +1433,7 @@ 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