| Message ID | 20210424214510.806627-2-pctammela@mojatatu.com (mailing list archive) |
|---|---|
| State | Accepted |
| Commit | f008d732ab181fd00d95c2e8a6e479d2f7c634b3 |
| Delegated to: | BPF |
| Headers | show |
| Series | add batched ops for percpu array | expand |
| Context | Check | Description |
|---|---|---|
| netdev/cover_letter | success | Link |
| netdev/fixes_present | success | Link |
| netdev/patch_count | success | Link |
| netdev/tree_selection | success | Clearly marked for bpf-next |
| netdev/subject_prefix | success | Link |
| netdev/cc_maintainers | success | CCed 10 of 10 maintainers |
| netdev/source_inline | success | Was 0 now: 0 |
| netdev/verify_signedoff | success | Link |
| netdev/module_param | success | Was 0 now: 0 |
| netdev/build_32bit | success | Errors and warnings before: 4 this patch: 4 |
| netdev/kdoc | success | Errors and warnings before: 0 this patch: 0 |
| netdev/verify_fixes | success | Link |
| netdev/checkpatch | warning | WARNING: From:/Signed-off-by: email address mismatch: 'From: Pedro Tammela <pctammela@gmail.com>' != 'Signed-off-by: Pedro Tammela <pctammela@mojatatu.com>' |
| netdev/build_allmodconfig_warn | success | Errors and warnings before: 4 this patch: 4 |
| netdev/header_inline | success | Link |
diff --git a/kernel/bpf/arraymap.c b/kernel/bpf/arraymap.c index 463d25e1e67e..3c4105603f9d 100644 --- a/kernel/bpf/arraymap.c +++ b/kernel/bpf/arraymap.c @@ -698,6 +698,8 @@ const struct bpf_map_ops percpu_array_map_ops = { .map_delete_elem = array_map_delete_elem, .map_seq_show_elem = percpu_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, .map_set_for_each_callback_args = map_set_for_each_callback_args, .map_for_each_callback = bpf_for_each_array_elem, .map_btf_name = "bpf_array",
Uses the already in-place infrastructure provided by the 'generic_map_*_batch' functions. No tweak was needed as it transparently handles the percpu variant. As arrays don't have delete operations, let it return a error to user space (default behaviour). Suggested-by: Jamal Hadi Salim <jhs@mojatatu.com> Signed-off-by: Pedro Tammela <pctammela@mojatatu.com> --- kernel/bpf/arraymap.c | 2 ++ 1 file changed, 2 insertions(+)