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

Anton Protopopov posted 4 patches 2 years, 6 months ago
[PATCH v2 bpf-next 3/4] bpf: make an argument const in the bpf_map_sum_elem_count kfunc
Posted by Anton Protopopov 2 years, 6 months ago
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@isovalent.com>
---
 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