bpf: Add lookup and update batch ops to arraymap

This adds the generic batch ops functionality to bpf arraymap, note that
since deletion is not a valid operation for arraymap, only batch and
lookup are added.

Signed-off-by: Brian Vazquez <brianvv@google.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Yonghong Song <yhs@fb.com>
Link: https://lore.kernel.org/bpf/20200115184308.162644-5-brianvv@google.com

diff --git a/kernel/bpf/arraymap.c b/kernel/bpf/arraymap.c
index f0d19bbb9211e108498a74f20cb1709d0da0f8f1..95d77770353c9bb5af0311f5813471e11d70c86e 100644 (file)
--- a/kernel/bpf/arraymap.c
+++ b/kernel/bpf/arraymap.c
@@ -503,6 +503,8 @@ const struct bpf_map_ops array_map_ops = {
        .map_mmap = array_map_mmap,
        .map_seq_show_elem = array_map_seq_show_elem,
        .map_check_btf = array_map_check_btf,
+       .map_lookup_batch = generic_map_lookup_batch,
+       .map_update_batch = generic_map_update_batch,
 };
 
 const struct bpf_map_ops percpu_array_map_ops = {