[PATCH v2 1/3] mm: move task_is_dying to h headfile

From: Zhiguo Jiang
Date: Wed Jul 31 2024 - 09:33:53 EST


Move task_is_dying() to include/linux/oom.h so that it can be
referenced elsewhere.

Signed-off-by: Zhiguo Jiang <justinjiang@xxxxxxxx>
---
include/linux/oom.h | 6 ++++++
mm/memcontrol.c | 6 ------
2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/include/linux/oom.h b/include/linux/oom.h
index 7d0c9c48a0c5..a3a58463c0d5
--- a/include/linux/oom.h
+++ b/include/linux/oom.h
@@ -77,6 +77,12 @@ static inline bool tsk_is_oom_victim(struct task_struct * tsk)
return tsk->signal->oom_mm;
}

+static inline bool task_is_dying(void)
+{
+ return tsk_is_oom_victim(current) || fatal_signal_pending(current) ||
+ (current->flags & PF_EXITING);
+}
+
/*
* Checks whether a page fault on the given mm is still reliable.
* This is no longer true if the oom reaper started to reap the
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 9b3ef3a70833..c54a8aea19b0
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -98,12 +98,6 @@ static DECLARE_WAIT_QUEUE_HEAD(memcg_cgwb_frn_waitq);
#define THRESHOLDS_EVENTS_TARGET 128
#define SOFTLIMIT_EVENTS_TARGET 1024

-static inline bool task_is_dying(void)
-{
- return tsk_is_oom_victim(current) || fatal_signal_pending(current) ||
- (current->flags & PF_EXITING);
-}
-
/* Some nice accessors for the vmpressure. */
struct vmpressure *memcg_to_vmpressure(struct mem_cgroup *memcg)
{
--
2.39.0