bpf: Copy map value using copy_map_value_long for percpu_cgroup_storage maps

Copy map value using 'copy_map_value_long()'. It's to keep consistent
style with the way of other percpu maps.

No functional change intended.

Signed-off-by: Leon Hwang <leon.hwang@linux.dev>
Link: https://lore.kernel.org/r/20260107022022.12843-5-leon.hwang@linux.dev
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

diff --git a/kernel/bpf/local_storage.c b/kernel/bpf/local_storage.c
index c93a756e035c02e05276638250640abdf5f79e52..2ab4b60ffe61ffbd6fea3c4f98aa939892b00d50 100644 (file)
--- a/kernel/bpf/local_storage.c
+++ b/kernel/bpf/local_storage.c
@@ -200,8 +200,7 @@ int bpf_percpu_cgroup_storage_copy(struct bpf_map *_map, void *key,
         */
        size = round_up(_map->value_size, 8);
        for_each_possible_cpu(cpu) {
-               bpf_long_memcpy(value + off,
-                               per_cpu_ptr(storage->percpu_buf, cpu), size);
+               copy_map_value_long(_map, value + off, per_cpu_ptr(storage->percpu_buf, cpu));
                off += size;
        }
        rcu_read_unlock();
@@ -234,8 +233,7 @@ int bpf_percpu_cgroup_storage_update(struct bpf_map *_map, void *key,
         */
        size = round_up(_map->value_size, 8);
        for_each_possible_cpu(cpu) {
-               bpf_long_memcpy(per_cpu_ptr(storage->percpu_buf, cpu),
-                               value + off, size);
+               copy_map_value_long(_map, per_cpu_ptr(storage->percpu_buf, cpu), value + off);
                off += size;
        }
        rcu_read_unlock();