linux-kernel - [PATCH v5 bpf-next 4/9] bpf: add lookup and update batch ops to arraymap

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Message-Id: <20200115184308.162644-5-brianvv@google.com>
Date:   Wed, 15 Jan 2020 10:43:03 -0800
From:   Brian Vazquez <brianvv@...gle.com>
To:     Brian Vazquez <brianvv.kernel@...il.com>,
        Brian Vazquez <brianvv@...gle.com>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        "David S . Miller" <davem@...emloft.net>
Cc:     Yonghong Song <yhs@...com>,
        Andrii Nakryiko <andrii.nakryiko@...il.com>,
        Stanislav Fomichev <sdf@...gle.com>,
        Petar Penkov <ppenkov@...gle.com>,
        Willem de Bruijn <willemb@...gle.com>,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        bpf@...r.kernel.org
Subject: [PATCH v5 bpf-next 4/9] 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@...gle.com>
Acked-by: Yonghong Song <yhs@...com>
---
 kernel/bpf/arraymap.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/kernel/bpf/arraymap.c b/kernel/bpf/arraymap.c
index f0d19bbb9211e..95d77770353c9 100644
--- 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 = {
-- 
2.25.0.rc1.283.g88dfdc4193-goog