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authorAndrii Nakryiko <andrii@kernel.org>2023-11-30 10:52:27 -0800
committerAlexei Starovoitov <ast@kernel.org>2023-12-06 10:03:00 -0800
commit1571740a9ba036f26cc5211a86021199987219e8 (patch)
treea1c154e2a1c4845c848d183eddd0055e56cf5fe5 /tools/lib
parent1a8df7fa00aac35aff9ef1941c5334b3a01d09e4 (diff)
libbpf: add BPF token support to bpf_prog_load() API
Wire through token_fd into bpf_prog_load(). Signed-off-by: Andrii Nakryiko <andrii@kernel.org> Link: https://lore.kernel.org/r/20231130185229.2688956-16-andrii@kernel.org Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'tools/lib')
-rw-r--r--tools/lib/bpf/bpf.c3
-rw-r--r--tools/lib/bpf/bpf.h3
2 files changed, 4 insertions, 2 deletions
diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c
index 544ae2376b6b..f4e1da3c6d5f 100644
--- a/tools/lib/bpf/bpf.c
+++ b/tools/lib/bpf/bpf.c
@@ -234,7 +234,7 @@ int bpf_prog_load(enum bpf_prog_type prog_type,
const struct bpf_insn *insns, size_t insn_cnt,
struct bpf_prog_load_opts *opts)
{
- const size_t attr_sz = offsetofend(union bpf_attr, log_true_size);
+ const size_t attr_sz = offsetofend(union bpf_attr, prog_token_fd);
void *finfo = NULL, *linfo = NULL;
const char *func_info, *line_info;
__u32 log_size, log_level, attach_prog_fd, attach_btf_obj_fd;
@@ -263,6 +263,7 @@ int bpf_prog_load(enum bpf_prog_type prog_type,
attr.prog_flags = OPTS_GET(opts, prog_flags, 0);
attr.prog_ifindex = OPTS_GET(opts, prog_ifindex, 0);
attr.kern_version = OPTS_GET(opts, kern_version, 0);
+ attr.prog_token_fd = OPTS_GET(opts, token_fd, 0);
if (prog_name && kernel_supports(NULL, FEAT_PROG_NAME))
libbpf_strlcpy(attr.prog_name, prog_name, sizeof(attr.prog_name));
diff --git a/tools/lib/bpf/bpf.h b/tools/lib/bpf/bpf.h
index 4b0f25e97b0d..991b86bfe7e4 100644
--- a/tools/lib/bpf/bpf.h
+++ b/tools/lib/bpf/bpf.h
@@ -105,9 +105,10 @@ struct bpf_prog_load_opts {
* If kernel doesn't support this feature, log_size is left unchanged.
*/
__u32 log_true_size;
+ __u32 token_fd;
size_t :0;
};
-#define bpf_prog_load_opts__last_field log_true_size
+#define bpf_prog_load_opts__last_field token_fd
LIBBPF_API int bpf_prog_load(enum bpf_prog_type prog_type,
const char *prog_name, const char *license,