From acf860ae7c53cc8b0c5d372c218332aac3eeba4f Mon Sep 17 00:00:00 2001 From: Wang Nan Date: Thu, 27 Aug 2015 02:30:55 +0000 Subject: bpf tools: New API to get name from a BPF object Before this patch there's no way to connect a loaded bpf object to its source file. However, during applying perf's '--filter' to BPF object, without this connection makes things harder, because perf loads all programs together, but '--filter' setting is for each object. The API of bpf_object__open_buffer() is changed to allow passing a name. Fortunately, at this time there's only one user of it (perf test LLVM), so we change it together. Signed-off-by: Wang Nan Cc: Alexei Starovoitov Cc: Brendan Gregg Cc: Daniel Borkmann Cc: David Ahern Cc: He Kuang Cc: Jiri Olsa Cc: Kaixu Xia Cc: Masami Hiramatsu Cc: Namhyung Kim Cc: Peter Zijlstra Cc: Zefan Li Cc: pi3orama@163.com Link: http://lkml.kernel.org/r/1440742821-44548-2-git-send-email-wangnan0@huawei.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/tests/llvm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'tools/perf') diff --git a/tools/perf/tests/llvm.c b/tools/perf/tests/llvm.c index a337356fd979..52d55971f66f 100644 --- a/tools/perf/tests/llvm.c +++ b/tools/perf/tests/llvm.c @@ -26,7 +26,7 @@ static int test__bpf_parsing(void *obj_buf, size_t obj_buf_sz) { struct bpf_object *obj; - obj = bpf_object__open_buffer(obj_buf, obj_buf_sz); + obj = bpf_object__open_buffer(obj_buf, obj_buf_sz, NULL); if (!obj) return -1; bpf_object__close(obj); -- cgit v1.2.3