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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /tools/perf/util/dlfilter.h | |
parent | Initial commit. (diff) | |
download | linux-upstream.tar.xz linux-upstream.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/perf/util/dlfilter.h')
-rw-r--r-- | tools/perf/util/dlfilter.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/tools/perf/util/dlfilter.h b/tools/perf/util/dlfilter.h new file mode 100644 index 000000000..cc4bb9657 --- /dev/null +++ b/tools/perf/util/dlfilter.h @@ -0,0 +1,99 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * dlfilter.h: Interface to perf script --dlfilter shared object + * Copyright (c) 2021, Intel Corporation. + */ + +#ifndef PERF_UTIL_DLFILTER_H +#define PERF_UTIL_DLFILTER_H + +struct perf_session; +union perf_event; +struct perf_sample; +struct evsel; +struct machine; +struct addr_location; +struct perf_dlfilter_fns; +struct perf_dlfilter_sample; +struct perf_dlfilter_al; + +struct dlfilter { + char *file; + void *handle; + void *data; + struct perf_session *session; + bool ctx_valid; + bool in_start; + bool in_stop; + int dlargc; + char **dlargv; + + union perf_event *event; + struct perf_sample *sample; + struct evsel *evsel; + struct machine *machine; + struct addr_location *al; + struct addr_location *addr_al; + struct perf_dlfilter_sample *d_sample; + struct perf_dlfilter_al *d_ip_al; + struct perf_dlfilter_al *d_addr_al; + + int (*start)(void **data, void *ctx); + int (*stop)(void *data, void *ctx); + + int (*filter_event)(void *data, + const struct perf_dlfilter_sample *sample, + void *ctx); + int (*filter_event_early)(void *data, + const struct perf_dlfilter_sample *sample, + void *ctx); + + struct perf_dlfilter_fns *fns; +}; + +struct dlfilter *dlfilter__new(const char *file, int dlargc, char **dlargv); + +int dlfilter__start(struct dlfilter *d, struct perf_session *session); + +int dlfilter__do_filter_event(struct dlfilter *d, + union perf_event *event, + struct perf_sample *sample, + struct evsel *evsel, + struct machine *machine, + struct addr_location *al, + struct addr_location *addr_al, + bool early); + +void dlfilter__cleanup(struct dlfilter *d); + +static inline int dlfilter__filter_event(struct dlfilter *d, + union perf_event *event, + struct perf_sample *sample, + struct evsel *evsel, + struct machine *machine, + struct addr_location *al, + struct addr_location *addr_al) +{ + if (!d || !d->filter_event) + return 0; + return dlfilter__do_filter_event(d, event, sample, evsel, machine, al, addr_al, false); +} + +static inline int dlfilter__filter_event_early(struct dlfilter *d, + union perf_event *event, + struct perf_sample *sample, + struct evsel *evsel, + struct machine *machine, + struct addr_location *al, + struct addr_location *addr_al) +{ + if (!d || !d->filter_event_early) + return 0; + return dlfilter__do_filter_event(d, event, sample, evsel, machine, al, addr_al, true); +} + +int list_available_dlfilters(const struct option *opt, const char *s, int unset); +bool get_filter_desc(const char *dirname, const char *name, char **desc, + char **long_desc); + +#endif |