linux/tools/lib/bpf/bpf.h
Wang Nan 7bf98369a7 bpf tools: Introduce bpf_load_program() to bpf.c
bpf_load_program() can be used to load bpf program into kernel. To make
loading faster, first try to load without logbuf. Try again with logbuf
if the first try failed.

Signed-off-by: Wang Nan <wangnan0@huawei.com>
Acked-by: Alexei Starovoitov <ast@plumgrid.com>
Cc: Brendan Gregg <brendan.d.gregg@gmail.com>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: David Ahern <dsahern@gmail.com>
Cc: He Kuang <hekuang@huawei.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kaixu Xia <xiakaixu@huawei.com>
Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Zefan Li <lizefan@huawei.com>
Cc: pi3orama@163.com
Link: http://lkml.kernel.org/r/1435716878-189507-19-git-send-email-wangnan0@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2015-08-07 10:16:58 -03:00

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605 B
C

/*
* common eBPF ELF operations.
*
* Copyright (C) 2013-2015 Alexei Starovoitov <ast@kernel.org>
* Copyright (C) 2015 Wang Nan <wangnan0@huawei.com>
* Copyright (C) 2015 Huawei Inc.
*/
#ifndef __BPF_BPF_H
#define __BPF_BPF_H
#include <linux/bpf.h>
int bpf_create_map(enum bpf_map_type map_type, int key_size, int value_size,
int max_entries);
/* Recommend log buffer size */
#define BPF_LOG_BUF_SIZE 65536
int bpf_load_program(enum bpf_prog_type type, struct bpf_insn *insns,
size_t insns_cnt, char *license,
u32 kern_version, char *log_buf,
size_t log_buf_sz);
#endif