[PATCH v2 03/35] sched: make test_*_tsk_thread_flag() return bool

Ankur Arora
2024-05-28T00:36:03Z

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@infradead.org>
Originally-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/lkml/87jzshhexi.ffs@tglx/
Signed-off-by: Ankur Arora <ankur.a.arora@oracle.com>
Acked-by: Mark Rutland <mark.rutland@arm.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 73a3402843c6..4808e5dd4f69 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1937,17 +1937,17 @@ 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);
}
@@ -1962,7 +1962,7 @@ 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