netdev - [PATCH v7 bpf-next 13/18] selftests/bpf: fix test_maps' use of bpf_map_create

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Message-ID: <20231012222810.4120312-14-andrii@kernel.org>
Date: Thu, 12 Oct 2023 15:28:05 -0700
From: Andrii Nakryiko <andrii@...nel.org>
To: <bpf@...r.kernel.org>, <netdev@...r.kernel.org>
CC: <linux-fsdevel@...r.kernel.org>, <linux-security-module@...r.kernel.org>,
        <keescook@...omium.org>, <brauner@...nel.org>,
        <lennart@...ttering.net>, <kernel-team@...a.com>, <sargun@...gun.me>
Subject: [PATCH v7 bpf-next 13/18] selftests/bpf: fix test_maps' use of bpf_map_create_opts

Use LIBBPF_OPTS() macro to properly initialize bpf_map_create_opts in
test_maps' tests.

Signed-off-by: Andrii Nakryiko <andrii@...nel.org>
---
 .../bpf/map_tests/map_percpu_stats.c          | 20 +++++--------------
 1 file changed, 5 insertions(+), 15 deletions(-)

diff --git a/tools/testing/selftests/bpf/map_tests/map_percpu_stats.c b/tools/testing/selftests/bpf/map_tests/map_percpu_stats.c
index 1a9eeefda9a8..8bf497a9843e 100644
--- a/tools/testing/selftests/bpf/map_tests/map_percpu_stats.c
+++ b/tools/testing/selftests/bpf/map_tests/map_percpu_stats.c
@@ -326,20 +326,14 @@ static int map_create(__u32 type, const char *name, struct bpf_map_create_opts *
 
 static int create_hash(void)
 {
-	struct bpf_map_create_opts map_opts = {
-		.sz = sizeof(map_opts),
-		.map_flags = BPF_F_NO_PREALLOC,
-	};
+	LIBBPF_OPTS(bpf_map_create_opts, map_opts, .map_flags = BPF_F_NO_PREALLOC);
 
 	return map_create(BPF_MAP_TYPE_HASH, "hash", &map_opts);
 }
 
 static int create_percpu_hash(void)
 {
-	struct bpf_map_create_opts map_opts = {
-		.sz = sizeof(map_opts),
-		.map_flags = BPF_F_NO_PREALLOC,
-	};
+	LIBBPF_OPTS(bpf_map_create_opts, map_opts, .map_flags = BPF_F_NO_PREALLOC);
 
 	return map_create(BPF_MAP_TYPE_PERCPU_HASH, "percpu_hash", &map_opts);
 }
@@ -356,21 +350,17 @@ static int create_percpu_hash_prealloc(void)
 
 static int create_lru_hash(__u32 type, __u32 map_flags)
 {
-	struct bpf_map_create_opts map_opts = {
-		.sz = sizeof(map_opts),
-		.map_flags = map_flags,
-	};
+	LIBBPF_OPTS(bpf_map_create_opts, map_opts, .map_flags = map_flags);
 
 	return map_create(type, "lru_hash", &map_opts);
 }
 
 static int create_hash_of_maps(void)
 {
-	struct bpf_map_create_opts map_opts = {
-		.sz = sizeof(map_opts),
+	LIBBPF_OPTS(bpf_map_create_opts, map_opts,
 		.map_flags = BPF_F_NO_PREALLOC,
 		.inner_map_fd = create_small_hash(),
-	};
+	);
 	int ret;
 
 	ret = map_create_opts(BPF_MAP_TYPE_HASH_OF_MAPS, "hash_of_maps",
-- 
2.34.1