linux-kernel - [PATCH 04/30] sched: make test_*_tsk_thread

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Date: Mon, 12 Feb 2024 21:55:28 -0800
From: Ankur Arora <ankur.a.arora@...cle.com>
To: linux-kernel@...r.kernel.org
Cc: tglx@...utronix.de, peterz@...radead.org, torvalds@...ux-foundation.org,
        paulmck@...nel.org, akpm@...ux-foundation.org, luto@...nel.org,
        bp@...en8.de, dave.hansen@...ux.intel.com, hpa@...or.com,
        mingo@...hat.com, juri.lelli@...hat.com, vincent.guittot@...aro.org,
        willy@...radead.org, mgorman@...e.de, jpoimboe@...nel.org,
        mark.rutland@....com, jgross@...e.com, andrew.cooper3@...rix.com,
        bristot@...nel.org, mathieu.desnoyers@...icios.com,
        geert@...ux-m68k.org, glaubitz@...sik.fu-berlin.de,
        anton.ivanov@...bridgegreys.com, mattst88@...il.com,
        krypton@...ich-teichert.org, rostedt@...dmis.org,
        David.Laight@...LAB.COM, richard@....at, mjguzik@...il.com,
        jon.grimm@....com, bharata@....com, raghavendra.kt@....com,
        boris.ostrovsky@...cle.com, konrad.wilk@...cle.com,
        Ankur Arora <ankur.a.arora@...cle.com>
Subject: [PATCH 04/30] sched: make test_*_tsk_thread_flag() return bool

All users of test_*_tsk_thread_flag() treat the result as boolean.
This is also true for the underlying test_and_*_bit() operations.

Change the return type to bool.

Cc: Peter Ziljstra <peterz@...radead.org>
Originally-by: Thomas Gleixner <tglx@...utronix.de>
Link: https://lore.kernel.org/lkml/87jzshhexi.ffs@tglx/
Signed-off-by: Ankur Arora <ankur.a.arora@...cle.com>
---
 include/linux/sched.h | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 7a22a56350bb..e790860d89c3 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1933,17 +1933,17 @@ static inline void update_tsk_thread_flag(struct task_struct *tsk, int flag,
 	update_ti_thread_flag(task_thread_info(tsk), flag, value);
 }
 
-static inline int test_and_set_tsk_thread_flag(struct task_struct *tsk, int flag)
+static inline bool test_and_set_tsk_thread_flag(struct task_struct *tsk, int flag)
 {
 	return test_and_set_ti_thread_flag(task_thread_info(tsk), flag);
 }
 
-static inline int test_and_clear_tsk_thread_flag(struct task_struct *tsk, int flag)
+static inline bool test_and_clear_tsk_thread_flag(struct task_struct *tsk, int flag)
 {
 	return test_and_clear_ti_thread_flag(task_thread_info(tsk), flag);
 }
 
-static inline int test_tsk_thread_flag(struct task_struct *tsk, int flag)
+static inline bool test_tsk_thread_flag(struct task_struct *tsk, int flag)
 {
 	return test_ti_thread_flag(task_thread_info(tsk), flag);
 }
@@ -1958,7 +1958,7 @@ static inline void clear_tsk_need_resched(struct task_struct *tsk)
 	clear_tsk_thread_flag(tsk,TIF_NEED_RESCHED);
 }
 
-static inline int test_tsk_need_resched(struct task_struct *tsk)
+static inline bool test_tsk_need_resched(struct task_struct *tsk)
 {
 	return unlikely(test_tsk_thread_flag(tsk,TIF_NEED_RESCHED));
 }
-- 
2.31.1