linux-kernel - [PATCH bpf-next v5 2/4] bpf: sync bpf.h to tools/ for bpf_sock

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Message-Id: <20190607141106.32148-3-iago@kinvolk.io>
Date:   Fri,  7 Jun 2019 16:11:04 +0200
From:   Iago López Galeiras <iago@...volk.io>
To:     john.fastabend@...il.com, ast@...nel.org, daniel@...earbox.net
Cc:     alban@...volk.io, krzesimir@...volk.io, bpf@...r.kernel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH bpf-next v5 2/4] bpf: sync bpf.h to tools/ for bpf_sock_ops->netns*

From: Alban Crequy <alban@...volk.io>

The change in struct bpf_sock_ops is synchronised
from: include/uapi/linux/bpf.h
to: tools/include/uapi/linux/bpf.h

Signed-off-by: Alban Crequy <alban@...volk.io>

---

Changes since v2:
- standalone patch for the sync (requested by Y Song)

Changes since v4:
- add netns_dev comment on uapi header (review from Y Song)
---
 tools/include/uapi/linux/bpf.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h
index 63e0cf66f01a..41f54ac3db95 100644
--- a/tools/include/uapi/linux/bpf.h
+++ b/tools/include/uapi/linux/bpf.h
@@ -3261,6 +3261,12 @@ struct bpf_sock_ops {
 	__u32 sk_txhash;
 	__u64 bytes_received;
 	__u64 bytes_acked;
+	/*
+	 * netns_dev might be zero if there's an error getting it
+	 * when loading the BPF program. This is very unlikely.
+	 */
+	__u64 netns_dev;
+	__u64 netns_ino;
 };
 
 /* Definitions for bpf_sock_ops_cb_flags */
-- 
2.21.0