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authorToke Høiland-Jørgensen <toke@redhat.com>2022-03-09 11:53:44 +0100
committerAlexei Starovoitov <ast@kernel.org>2022-03-09 14:19:22 -0800
commit24592ad1ab18416a850f03d46d07ae483f808895 (patch)
tree6b3d773c0a8ecd8efc5753e77221698e55d93a29 /tools
parent1a7551f15097dff30cf0853117b2f8077bb84f0a (diff)
downloadlinux-24592ad1ab18416a850f03d46d07ae483f808895.tar.bz2
libbpf: Support batch_size option to bpf_prog_test_run
Add support for setting the new batch_size parameter to BPF_PROG_TEST_RUN to libbpf; just add it as an option and pass it through to the kernel. Signed-off-by: Toke Høiland-Jørgensen <toke@redhat.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Acked-by: Martin KaFai Lau <kafai@fb.com> Link: https://lore.kernel.org/bpf/20220309105346.100053-4-toke@redhat.com
Diffstat (limited to 'tools')
-rw-r--r--tools/lib/bpf/bpf.c1
-rw-r--r--tools/lib/bpf/bpf.h3
2 files changed, 3 insertions, 1 deletions
diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c
index 3c7c180294fa..f69ce3a01385 100644
--- a/tools/lib/bpf/bpf.c
+++ b/tools/lib/bpf/bpf.c
@@ -995,6 +995,7 @@ int bpf_prog_test_run_opts(int prog_fd, struct bpf_test_run_opts *opts)
memset(&attr, 0, sizeof(attr));
attr.test.prog_fd = prog_fd;
+ attr.test.batch_size = OPTS_GET(opts, batch_size, 0);
attr.test.cpu = OPTS_GET(opts, cpu, 0);
attr.test.flags = OPTS_GET(opts, flags, 0);
attr.test.repeat = OPTS_GET(opts, repeat, 0);
diff --git a/tools/lib/bpf/bpf.h b/tools/lib/bpf/bpf.h
index 16b21757b8bf..5253cb4a4c0a 100644
--- a/tools/lib/bpf/bpf.h
+++ b/tools/lib/bpf/bpf.h
@@ -512,8 +512,9 @@ struct bpf_test_run_opts {
__u32 duration; /* out: average per repetition in ns */
__u32 flags;
__u32 cpu;
+ __u32 batch_size;
};
-#define bpf_test_run_opts__last_field cpu
+#define bpf_test_run_opts__last_field batch_size
LIBBPF_API int bpf_prog_test_run_opts(int prog_fd,
struct bpf_test_run_opts *opts);