uct rq *rq = this_rq();
 	struct mm_struct *mm = rq->prev_mm;
 	unsigned int prev_state;
 
 	/*
 	 * The previous task will have left us with a preempt_count of 2
 	 * because it left us after:
 	 *
@@ -5153,20 +5153,25 @@ static struct rq *finish_task_switch(struct task_struct *prev)
 
 		/* Task is done with its stack. */
 		put_task_stack(prev);
 
 		put_task_struct_rcu_user(prev);
 	}
 
 	return rq;
 }
 
+static struct rq *finish_task_switch(struct task_struct *prev)
+{
+	return finish_task_switch_ainline(prev);
+}
+
 /**
  * schedule_tail - first thing a freshly forked thread must call.
  * @prev: the thread we just switched away from.
  */
 asmlinkage __visible void schedule_tail(struct task_struct *prev)
 	__releases(rq->lock)
 {
 	/*
 	 * New tasks start with FORK_PREEMPT_COUNT, see there and
 	 * finish_task_switch() for details.
@@ -5247,21 +5252,21 @@ context_switch(struct rq *rq, struct task_struct *prev,
 
 	/* switch_mm_cid() requires the memory barriers above. */
 	switch_mm_cid(rq, prev, next);
 
 	prepare_lock_switch(rq, next, rf);
 
 	/* Here we just switch the register state and the stack. */
 	switch_to(prev, next, prev);
 	barrier();
 
-	return finish_task_switch(prev);
+	return finish_task_switch_ainline(prev);
 }
 
 /*
  * nr_running and nr_context_switches:
  *
  * externally visible scheduler statistics: current number of runnable
  * threads, total number of context switches performed since bootup.
  */
 unsigned int nr_running(void)
 {
-- 
2.51.0[PATCH 2/3] Provide and use an always inline version of finish_task_switchXie Yuanbin <qq570070308@gmail.com> undefinedlinux@armlinux.org.uk, mathieu.desnoyers@efficios.com, paulmck@kernel.org, pjw@kernel.org, palmer@dabbelt.com, aou@eecs.berkeley.edu, alex@ghiti.fr, hca@linux.ibm.com, gor@linux.ibm.com, agordeev@linux.ibm.com, borntraeger@linux.ibm.com, svens@linux.ibm.com, davem@davemloft.net, andreas@gaisler.com, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, hpa@zytor.com, luto@kernel.org, peterz@infradead.org, acme@kernel.org, namhyung@kernel.org, mark.rutland@arm.com, alexander.shishkin@linux.intel.com, jolsa@kernel.org, irogers@google.com, adrian.hunter@intel.com, anna-maria@linutronix.de, frederic@kernel.org, juri.lelli@redhat.com, vincent.guittot@linaro.org, dietmar.eggemann@arm.com, rostedt@goodmis.org, bsegall@google.com, mgorman@suse.de, vschneid@redhat.com, qq570070308@gmail.com, thuth@redhat.com, riel@surriel.com, akpm@linux-foundation.org, david@redhat.com, lorenzo.stoakes@oracle.com, segher@kernel.crashing.org, ryan.roberts@arm.com, max.kellermann@ionos.com, urezki@gmail.com, nysal@linux.ibm.com undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined�$��]