diff options
Diffstat (limited to 'tools/perf/util/bpf-filter.h')
| -rw-r--r-- | tools/perf/util/bpf-filter.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/tools/perf/util/bpf-filter.h b/tools/perf/util/bpf-filter.h new file mode 100644 index 000000000000..7afd159411b8 --- /dev/null +++ b/tools/perf/util/bpf-filter.h @@ -0,0 +1,49 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef PERF_UTIL_BPF_FILTER_H +#define PERF_UTIL_BPF_FILTER_H + +#include <linux/list.h> + +#include "bpf_skel/sample-filter.h" + +struct perf_bpf_filter_expr { + struct list_head list; + struct list_head groups; + enum perf_bpf_filter_op op; + int part; + unsigned long sample_flags; + unsigned long val; +}; + +struct evsel; + +#ifdef HAVE_BPF_SKEL +struct perf_bpf_filter_expr *perf_bpf_filter_expr__new(unsigned long sample_flags, int part, + enum perf_bpf_filter_op op, + unsigned long val); +int perf_bpf_filter__parse(struct list_head *expr_head, const char *str); +int perf_bpf_filter__prepare(struct evsel *evsel); +int perf_bpf_filter__destroy(struct evsel *evsel); +u64 perf_bpf_filter__lost_count(struct evsel *evsel); + +#else /* !HAVE_BPF_SKEL */ + +static inline int perf_bpf_filter__parse(struct list_head *expr_head __maybe_unused, + const char *str __maybe_unused) +{ + return -EOPNOTSUPP; +} +static inline int perf_bpf_filter__prepare(struct evsel *evsel __maybe_unused) +{ + return -EOPNOTSUPP; +} +static inline int perf_bpf_filter__destroy(struct evsel *evsel __maybe_unused) +{ + return -EOPNOTSUPP; +} +static inline u64 perf_bpf_filter__lost_count(struct evsel *evsel __maybe_unused) +{ + return 0; +} +#endif /* HAVE_BPF_SKEL*/ +#endif /* PERF_UTIL_BPF_FILTER_H */ |