iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

libbpf: Support batch_size option to bpf_prog_test_run

Browse Source 
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
This commit is contained in:
Toke Høiland-Jørgensen 2022-03-09 11:53:44 +01:00 committed by Alexei Starovoitov
parent 1a7551f150
commit 24592ad1ab
2 changed files with 3 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
tools/lib/bpf/bpf.c
View File

@ -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);

3
tools/lib/bpf/bpf.h
View File

@ -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);