linux-kernel - [PATCH 18/23] libbpf: support io

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Message-Id: <94134844a6f4be2e0da2c518cb0e2e9ebb1d71b0.1621424513.git.asml.silence@gmail.com>
Date:   Wed, 19 May 2021 15:13:29 +0100
From:   Pavel Begunkov <asml.silence@...il.com>
To:     io-uring@...r.kernel.org, netdev@...r.kernel.org,
        bpf@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Jens Axboe <axboe@...nel.dk>, Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>,
        John Fastabend <john.fastabend@...il.com>,
        KP Singh <kpsingh@...nel.org>,
        Horst Schirmeier <horst.schirmeier@...dortmund.de>,
        "Franz-B . Tuneke" <franz-bernhard.tuneke@...dortmund.de>,
        Christian Dietrich <stettberger@...ucode.de>
Subject: [PATCH 18/23] libbpf: support io_uring

Signed-off-by: Pavel Begunkov <asml.silence@...il.com>
---
 tools/lib/bpf/libbpf.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 4181d178ee7b..de5d1508f58e 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -13,6 +13,10 @@
 #ifndef _GNU_SOURCE
 #define _GNU_SOURCE
 #endif
+
+/* hack, use local headers instead of system-wide */
+#include "../../../include/uapi/linux/bpf.h"
+
 #include <stdlib.h>
 #include <stdio.h>
 #include <stdarg.h>
@@ -8630,6 +8634,9 @@ static const struct bpf_sec_def section_defs[] = {
 	BPF_PROG_SEC("struct_ops",		BPF_PROG_TYPE_STRUCT_OPS),
 	BPF_EAPROG_SEC("sk_lookup/",		BPF_PROG_TYPE_SK_LOOKUP,
 						BPF_SK_LOOKUP),
+	SEC_DEF("iouring/",			IOURING),
+	SEC_DEF("iouring.s/",			IOURING,
+		.is_sleepable = true),
 };
 
 #undef BPF_PROG_SEC_IMPL
-- 
2.31.1