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sync with latest bpf-next (#6)

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The following two new files are added:
  README.rst
  bpf_prog_linfo.c

Signed-off-by: Yonghong Song <yhs@fb.com>
This commit is contained in:
yonghong-song
2019-01-03 12:44:33 -08:00
committed by GitHub
parent 556e0a0def
commit 07a48dcda2
12 changed files with 1018 additions and 314 deletions
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24
src/bpf.h
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@@ -82,6 +82,9 @@ struct bpf_load_program_attr {
__u32 func_info_rec_size;
const void *func_info;
__u32 func_info_cnt;
__u32 line_info_rec_size;
const void *line_info;
__u32 line_info_cnt;
};
/* Flags to direct loading requirements */
@@ -98,7 +101,7 @@ LIBBPF_API int bpf_load_program(enum bpf_prog_type type,
char *log_buf, size_t log_buf_sz);
LIBBPF_API int bpf_verify_program(enum bpf_prog_type type,
const struct bpf_insn *insns,
size_t insns_cnt, int strict_alignment,
size_t insns_cnt, __u32 prog_flags,
const char *license, __u32 kern_version,
char *log_buf, size_t log_buf_sz,
int log_level);
@@ -118,6 +121,25 @@ LIBBPF_API int bpf_prog_attach(int prog_fd, int attachable_fd,
LIBBPF_API int bpf_prog_detach(int attachable_fd, enum bpf_attach_type type);
LIBBPF_API int bpf_prog_detach2(int prog_fd, int attachable_fd,
enum bpf_attach_type type);
struct bpf_prog_test_run_attr {
int prog_fd;
int repeat;
const void *data_in;
__u32 data_size_in;
void *data_out; /* optional */
__u32 data_size_out; /* in: max length of data_out
* out: length of data_out */
__u32 retval; /* out: return code of the BPF program */
__u32 duration; /* out: average per repetition in ns */
};
LIBBPF_API int bpf_prog_test_run_xattr(struct bpf_prog_test_run_attr *test_attr);
/*
* bpf_prog_test_run does not check that data_out is large enough. Consider
* using bpf_prog_test_run_xattr instead.
*/
LIBBPF_API int bpf_prog_test_run(int prog_fd, int repeat, void *data,
__u32 size, void *data_out, __u32 *size_out,
__u32 *retval, __u32 *duration);