[PATCH 04/30] sched: make test_*_tsk_thread_flag() return bool

From: Ankur Arora
Date: Tue Feb 13 2024 - 00:57:32 EST


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@xxxxxxxxxxxxx>
Originally-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: https://lore.kernel.org/lkml/87jzshhexi.ffs@tglx/
Signed-off-by: Ankur Arora <ankur.a.arora@xxxxxxxxxx>
---
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