From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- tools/testing/selftests/bpf/trace_helpers.h | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 tools/testing/selftests/bpf/trace_helpers.h (limited to 'tools/testing/selftests/bpf/trace_helpers.h') diff --git a/tools/testing/selftests/bpf/trace_helpers.h b/tools/testing/selftests/bpf/trace_helpers.h new file mode 100644 index 000000000..18924f23d --- /dev/null +++ b/tools/testing/selftests/bpf/trace_helpers.h @@ -0,0 +1,25 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __TRACE_HELPER_H +#define __TRACE_HELPER_H + +#include +#include + +struct ksym { + long addr; + char *name; +}; + +int load_kallsyms(void); +struct ksym *ksym_search(long key); +long ksym_get_addr(const char *name); + +typedef enum bpf_perf_event_ret (*perf_event_print_fn)(void *data, int size); + +int perf_event_mmap(int fd); +int perf_event_mmap_header(int fd, struct perf_event_mmap_page **header); +/* return LIBBPF_PERF_EVENT_DONE or LIBBPF_PERF_EVENT_ERROR */ +int perf_event_poller(int fd, perf_event_print_fn output_fn); +int perf_event_poller_multi(int *fds, struct perf_event_mmap_page **headers, + int num_fds, perf_event_print_fn output_fn); +#endif -- cgit v1.2.3