[PATCH] mm : Report which part of mem is being freed on initmem case

From: Jungseung Lee
Date: Thu Jun 03 2021 - 03:47:43 EST


Add the details for figuring out which parts of the kernel image
is being freed on initmem case.

Before:
Freeing unused kernel memory: 1024K

After:
Freeing unused kernel image (initmem) memory: 1024K

Signed-off-by: Jungseung Lee <js07.lee@xxxxxxxxxxx>
---
include/linux/mm.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/mm.h b/include/linux/mm.h
index 8631ddf..62f0901 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2426,7 +2426,7 @@ static inline unsigned long free_initmem_default(int poison)
extern char __init_begin[], __init_end[];

return free_reserved_area(&__init_begin, &__init_end,
- poison, "unused kernel");
+ poison, "unused kernel image (initmem)");
}

static inline unsigned long get_num_physpages(void)
--
2.7.4