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authorAndrii Nakryiko <andrii@kernel.org>2024-01-23 18:21:12 -0800
committerAlexei Starovoitov <ast@kernel.org>2024-01-24 16:21:02 -0800
commit404cbc149c3866e6ec2bfe1bce52c8864e1f81fc (patch)
tree49a6a98483bd7c85310c86a867a735fb7c747f83 /tools/lib/bpf
parentlibbpf: Add BPF token support to bpf_btf_load() API (diff)
downloadwireguard-linux-404cbc149c3866e6ec2bfe1bce52c8864e1f81fc.tar.xz
wireguard-linux-404cbc149c3866e6ec2bfe1bce52c8864e1f81fc.zip
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> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Link: https://lore.kernel.org/bpf/20240124022127.2379740-16-andrii@kernel.org
Diffstat (limited to 'tools/lib/bpf')
-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 9ad7e39fed20..42cde79a67c7 100644
--- a/tools/lib/bpf/bpf.c
+++ b/tools/lib/bpf/bpf.c
@@ -235,7 +235,7 @@ 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;
@@ -264,6 +264,7 @@ 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 7fe28330c36e..1441f642c563 100644
--- a/tools/lib/bpf/bpf.h
+++ b/tools/lib/bpf/bpf.h
@@ -106,9 +106,10 @@ 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,