From e950e843367d7990b9d7ea964e3c33876d477c4b Mon Sep 17 00:00:00 2001 From: Matt Mullins Date: Fri, 26 Apr 2019 11:49:51 -0700 Subject: selftests: bpf: test writable buffers in raw tps This tests that: * a BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE cannot be attached if it uses either: * a variable offset to the tracepoint buffer, or * an offset beyond the size of the tracepoint buffer * a tracer can modify the buffer provided when attached to a writable tracepoint in bpf_prog_test_run Signed-off-by: Matt Mullins Acked-by: Yonghong Song Signed-off-by: Alexei Starovoitov --- net/bpf/test_run.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'net/bpf') diff --git a/net/bpf/test_run.c b/net/bpf/test_run.c index 8606e5aef0b6..6c4694ae4241 100644 --- a/net/bpf/test_run.c +++ b/net/bpf/test_run.c @@ -13,6 +13,9 @@ #include #include +#define CREATE_TRACE_POINTS +#include + static int bpf_test_run(struct bpf_prog *prog, void *ctx, u32 repeat, u32 *retval, u32 *time) { @@ -100,6 +103,7 @@ static int bpf_test_finish(const union bpf_attr *kattr, if (err != -ENOSPC) err = 0; out: + trace_bpf_test_finish(&err); return err; } -- cgit