[PATCH v2 bpf-next 3/4] bpf: make an argument const in the bpf_map_sum_elem_count kfunc

From: Anton Protopopov
Date: Wed Jul 19 2023 - 05:28:55 EST


We use the map pointer only to read the counter values, no locking
involved, so mark the argument as const.

Signed-off-by: Anton Protopopov <aspsk@xxxxxxxxxxxxx>
---
kernel/bpf/map_iter.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/bpf/map_iter.c b/kernel/bpf/map_iter.c
index b67996147895..011adb41858e 100644
--- a/kernel/bpf/map_iter.c
+++ b/kernel/bpf/map_iter.c
@@ -197,7 +197,7 @@ __diag_push();
__diag_ignore_all("-Wmissing-prototypes",
"Global functions as their definitions will be in vmlinux BTF");

-__bpf_kfunc s64 bpf_map_sum_elem_count(struct bpf_map *map)
+__bpf_kfunc s64 bpf_map_sum_elem_count(const struct bpf_map *map)
{
s64 *pcount;
s64 ret = 0;
--
2.34.1