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perf bpf: Make synthesize_bpf_events() receive perf_session pointer instead of perf_tool 

This patch changes the arguments of perf_event__synthesize_bpf_events()
to include perf_session* instead of perf_tool*. perf_session will be
used in the next patch.

Signed-off-by: Song Liu <songliubraving@fb.com>
Reviewed-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stanislav Fomichev <sdf@google.com>
Cc: kernel-team@fb.com
Link: http://lkml.kernel.org/r/20190312053051.2690567-6-songliubraving@fb.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Song Liu 2019-03-11 22:30:41 -07:00 committed by Arnaldo Carvalho de Melo
parent a742258af1
commit e541695045
4 changed files with 9 additions and 7 deletions
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2
tools/perf/builtin-record.c
View File

@ -1114,7 +1114,7 @@ static int record__synthesize(struct record *rec, bool tail)
return err;
}
err = perf_event__synthesize_bpf_events(tool, process_synthesized_event,
err = perf_event__synthesize_bpf_events(session, process_synthesized_event,
machine, opts);
if (err < 0)
pr_warning("Couldn't synthesize bpf events.\n");

2
tools/perf/builtin-top.c
View File

@ -1208,7 +1208,7 @@ static int __cmd_top(struct perf_top *top)
init_process_thread(top);
ret = perf_event__synthesize_bpf_events(&top->tool, perf_event__process,
ret = perf_event__synthesize_bpf_events(top->session, perf_event__process,
&top->session->machines.host,
&top->record_opts);
if (ret < 0)

8
tools/perf/util/bpf-event.c
View File

@ -10,6 +10,7 @@
#include "debug.h"
#include "symbol.h"
#include "machine.h"
#include "session.h"
#define ptr_to_u64(ptr) ((__u64)(unsigned long)(ptr))
@ -42,7 +43,7 @@ int machine__process_bpf_event(struct machine *machine __maybe_unused,
* -1 for failures;
* -2 for lack of kernel support.
*/
static int perf_event__synthesize_one_bpf_prog(struct perf_tool *tool,
static int perf_event__synthesize_one_bpf_prog(struct perf_session *session,
perf_event__handler_t process,
struct machine *machine,
int fd,
@ -52,6 +53,7 @@ static int perf_event__synthesize_one_bpf_prog(struct perf_tool *tool,
struct ksymbol_event *ksymbol_event = &event->ksymbol_event;
struct bpf_event *bpf_event = &event->bpf_event;
struct bpf_prog_info_linear *info_linear;
struct perf_tool *tool = session->tool;
struct bpf_prog_info *info;
struct btf *btf = NULL;
bool has_btf = false;
@ -175,7 +177,7 @@ static int perf_event__synthesize_one_bpf_prog(struct perf_tool *tool,
return err ? -1 : 0;
}
int perf_event__synthesize_bpf_events(struct perf_tool *tool,
int perf_event__synthesize_bpf_events(struct perf_session *session,
perf_event__handler_t process,
struct machine *machine,
struct record_opts *opts)
@ -209,7 +211,7 @@ int perf_event__synthesize_bpf_events(struct perf_tool *tool,
continue;
}
err = perf_event__synthesize_one_bpf_prog(tool, process,
err = perf_event__synthesize_one_bpf_prog(session, process,
machine, fd,
event, opts);
close(fd);

4
tools/perf/util/bpf-event.h
View File

@ -15,7 +15,7 @@ struct record_opts;
int machine__process_bpf_event(struct machine *machine, union perf_event *event,
struct perf_sample *sample);
int perf_event__synthesize_bpf_events(struct perf_tool *tool,
int perf_event__synthesize_bpf_events(struct perf_session *session,
perf_event__handler_t process,
struct machine *machine,
struct record_opts *opts);
@ -27,7 +27,7 @@ static inline int machine__process_bpf_event(struct machine *machine __maybe_unu
return 0;
}
static inline int perf_event__synthesize_bpf_events(struct perf_tool *tool __maybe_unused,
static inline int perf_event__synthesize_bpf_events(struct perf_session *session __maybe_unused,
perf_event__handler_t process __maybe_unused,
struct machine *machine __maybe_unused,
struct record_opts *opts __maybe_unused)