diff options
| author |   Alexei Starovoitov <ast@fb.com> | 2016-04-06 18:43:27 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2016-04-07 21:04:26 -0400 |
| commit | 9940d67c93b5bb7ddcf862b41b1847cb728186c4 (patch) | |
| tree | e5b9a36df5bc8bde9b7435cda796d2cefe686e45 /include | |
| parent | bpf: register BPF_PROG_TYPE_TRACEPOINT program type (diff) | |
| download | linux-dev-9940d67c93b5bb7ddcf862b41b1847cb728186c4.tar.xz linux-dev-9940d67c93b5bb7ddcf862b41b1847cb728186c4.zip | |
bpf: support bpf_get_stackid() and bpf_perf_event_output() in tracepoint programs
needs two wrapper functions to fetch 'struct pt_regs *' to convert
tracepoint bpf context into kprobe bpf context to reuse existing
helper functions
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/bpf.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/bpf.h b/include/linux/bpf.h index 21ee41b92e8a..198f6ace70ec 100644 --- a/include/linux/bpf.h +++ b/include/linux/bpf.h @@ -160,6 +160,7 @@ struct bpf_array { #define MAX_TAIL_CALL_CNT 32 u64 bpf_tail_call(u64 ctx, u64 r2, u64 index, u64 r4, u64 r5); +u64 bpf_get_stackid(u64 r1, u64 r2, u64 r3, u64 r4, u64 r5); void bpf_fd_array_map_clear(struct bpf_map *map); bool bpf_prog_array_compatible(struct bpf_array *array, const struct bpf_prog *fp); const struct bpf_func_proto *bpf_get_trace_printk_proto(void); |