On 2023/8/4 9:25, Peng Zhang wrote:
From: ZhangPeng <zhangpeng362@xxxxxxxxxx>
Since commit eb8589b4f8c1 ("mm: move mem_init_print_info() to
mm_init.c"), the K() macro definition has been moved to mm/internal.h.
Therefore, the definitions in mm/memcontrol.c, mm/backing-dev.c and
mm/oom_kill.c are redundant. Drop redundant definitions.
Signed-off-by: ZhangPeng <zhangpeng362@xxxxxxxxxx>
---
mm/backing-dev.c | 3 +--
mm/memcontrol.c | 1 -
mm/oom_kill.c | 2 --
3 files changed, 1 insertion(+), 5 deletions(-)
...
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index 612b5597d3af..471061a3a0f5 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -479,8 +479,6 @@ static DECLARE_WAIT_QUEUE_HEAD(oom_victims_wait);
static bool oom_killer_disabled __read_mostly;
-#define K(x) ((x) << (PAGE_SHIFT-10))
-
/*
* task->mm can be NULL if the task is the exited group leader. So to
* determine whether the task is using a particular mm, we examine all the
Please drop "#undef K" in oom_kill.c
