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-rw-r--r--tools/perf/Makefile.perf2
-rw-r--r--tools/perf/util/comm.h4
-rw-r--r--tools/perf/util/db-export.c270
-rw-r--r--tools/perf/util/db-export.h86
-rw-r--r--tools/perf/util/dso.h5
-rw-r--r--tools/perf/util/evsel.h2
-rw-r--r--tools/perf/util/machine.h4
-rw-r--r--tools/perf/util/thread.h1
8 files changed, 374 insertions, 0 deletions
diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
index 9c4ced0fc845..3caf7dab50e8 100644
--- a/tools/perf/Makefile.perf
+++ b/tools/perf/Makefile.perf
@@ -258,6 +258,7 @@ LIB_H += util/annotate.h
LIB_H += util/cache.h
LIB_H += util/callchain.h
LIB_H += util/build-id.h
+LIB_H += util/db-export.h
LIB_H += util/debug.h
LIB_H += util/pmu.h
LIB_H += util/event.h
@@ -323,6 +324,7 @@ LIB_OBJS += $(OUTPUT)util/annotate.o
LIB_OBJS += $(OUTPUT)util/build-id.o
LIB_OBJS += $(OUTPUT)util/config.o
LIB_OBJS += $(OUTPUT)util/ctype.o
+LIB_OBJS += $(OUTPUT)util/db-export.o
LIB_OBJS += $(OUTPUT)util/pmu.o
LIB_OBJS += $(OUTPUT)util/environment.o
LIB_OBJS += $(OUTPUT)util/event.o
diff --git a/tools/perf/util/comm.h b/tools/perf/util/comm.h
index 51c10ab257f8..71c9c39340d4 100644
--- a/tools/perf/util/comm.h
+++ b/tools/perf/util/comm.h
@@ -12,6 +12,10 @@ struct comm {
u64 start;
struct list_head list;
bool exec;
+ union { /* Tool specific area */
+ void *priv;
+ u64 db_id;
+ };
};
void comm__free(struct comm *comm);
diff --git a/tools/perf/util/db-export.c b/tools/perf/util/db-export.c
new file mode 100644
index 000000000000..be128b075a32
--- /dev/null
+++ b/tools/perf/util/db-export.c
@@ -0,0 +1,270 @@
+/*
+ * db-export.c: Support for exporting data suitable for import to a database
+ * Copyright (c) 2014, Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ */
+
+#include <errno.h>
+
+#include "evsel.h"
+#include "machine.h"
+#include "thread.h"
+#include "comm.h"
+#include "symbol.h"
+#include "event.h"
+#include "db-export.h"
+
+int db_export__init(struct db_export *dbe)
+{
+ memset(dbe, 0, sizeof(struct db_export));
+ return 0;
+}
+
+void db_export__exit(struct db_export *dbe __maybe_unused)
+{
+}
+
+int db_export__evsel(struct db_export *dbe, struct perf_evsel *evsel)
+{
+ if (evsel->db_id)
+ return 0;
+
+ evsel->db_id = ++dbe->evsel_last_db_id;
+
+ if (dbe->export_evsel)
+ return dbe->export_evsel(dbe, evsel);
+
+ return 0;
+}
+
+int db_export__machine(struct db_export *dbe, struct machine *machine)
+{
+ if (machine->db_id)
+ return 0;
+
+ machine->db_id = ++dbe->machine_last_db_id;
+
+ if (dbe->export_machine)
+ return dbe->export_machine(dbe, machine);
+
+ return 0;
+}
+
+int db_export__thread(struct db_export *dbe, struct thread *thread,
+ struct machine *machine, struct comm *comm)
+{
+ u64 main_thread_db_id = 0;
+ int err;
+
+ if (thread->db_id)
+ return 0;
+
+ thread->db_id = ++dbe->thread_last_db_id;
+
+ if (thread->pid_ != -1) {
+ struct thread *main_thread;
+
+ if (thread->pid_ == thread->tid) {
+ main_thread = thread;
+ } else {
+ main_thread = machine__findnew_thread(machine,
+ thread->pid_,
+ thread->pid_);
+ if (!main_thread)
+ return -ENOMEM;
+ err = db_export__thread(dbe, main_thread, machine,
+ comm);
+ if (err)
+ return err;
+ if (comm) {
+ err = db_export__comm_thread(dbe, comm, thread);
+ if (err)
+ return err;
+ }
+ }
+ main_thread_db_id = main_thread->db_id;
+ }
+
+ if (dbe->export_thread)
+ return dbe->export_thread(dbe, thread, main_thread_db_id,
+ machine);
+
+ return 0;
+}
+
+int db_export__comm(struct db_export *dbe, struct comm *comm,
+ struct thread *main_thread)
+{
+ int err;
+
+ if (comm->db_id)
+ return 0;
+
+ comm->db_id = ++dbe->comm_last_db_id;
+
+ if (dbe->export_comm) {
+ err = dbe->export_comm(dbe, comm);
+ if (err)
+ return err;
+ }
+
+ return db_export__comm_thread(dbe, comm, main_thread);
+}
+
+int db_export__comm_thread(struct db_export *dbe, struct comm *comm,
+ struct thread *thread)
+{
+ u64 db_id;
+
+ db_id = ++dbe->comm_thread_last_db_id;
+
+ if (dbe->export_comm_thread)
+ return dbe->export_comm_thread(dbe, db_id, comm, thread);
+
+ return 0;
+}
+
+int db_export__dso(struct db_export *dbe, struct dso *dso,
+ struct machine *machine)
+{
+ if (dso->db_id)
+ return 0;
+
+ dso->db_id = ++dbe->dso_last_db_id;
+
+ if (dbe->export_dso)
+ return dbe->export_dso(dbe, dso, machine);
+
+ return 0;
+}
+
+int db_export__symbol(struct db_export *dbe, struct symbol *sym,
+ struct dso *dso)
+{
+ u64 *sym_db_id = symbol__priv(sym);
+
+ if (*sym_db_id)
+ return 0;
+
+ *sym_db_id = ++dbe->symbol_last_db_id;
+
+ if (dbe->export_symbol)
+ return dbe->export_symbol(dbe, sym, dso);
+
+ return 0;
+}
+
+static struct thread *get_main_thread(struct machine *machine, struct thread *thread)
+{
+ if (thread->pid_ == thread->tid)
+ return thread;
+
+ if (thread->pid_ == -1)
+ return NULL;
+
+ return machine__find_thread(machine, thread->pid_, thread->pid_);
+}
+
+static int db_ids_from_al(struct db_export *dbe, struct addr_location *al,
+ u64 *dso_db_id, u64 *sym_db_id, u64 *offset)
+{
+ int err;
+
+ if (al->map) {
+ struct dso *dso = al->map->dso;
+
+ err = db_export__dso(dbe, dso, al->machine);
+ if (err)
+ return err;
+ *dso_db_id = dso->db_id;
+
+ if (!al->sym) {
+ al->sym = symbol__new(al->addr, 0, 0, "unknown");
+ if (al->sym)
+ symbols__insert(&dso->symbols[al->map->type],
+ al->sym);
+ }
+
+ if (al->sym) {
+ u64 *db_id = symbol__priv(al->sym);
+
+ err = db_export__symbol(dbe, al->sym, dso);
+ if (err)
+ return err;
+ *sym_db_id = *db_id;
+ *offset = al->addr - al->sym->start;
+ }
+ }
+
+ return 0;
+}
+
+int db_export__sample(struct db_export *dbe, union perf_event *event,
+ struct perf_sample *sample, struct perf_evsel *evsel,
+ struct thread *thread, struct addr_location *al)
+{
+ struct export_sample es = {
+ .event = event,
+ .sample = sample,
+ .evsel = evsel,
+ .thread = thread,
+ .al = al,
+ };
+ struct thread *main_thread;
+ struct comm *comm = NULL;
+ int err;
+
+ err = db_export__evsel(dbe, evsel);
+ if (err)
+ return err;
+
+ err = db_export__machine(dbe, al->machine);
+ if (err)
+ return err;
+
+ main_thread = get_main_thread(al->machine, thread);
+ if (main_thread)
+ comm = machine__thread_exec_comm(al->machine, main_thread);
+
+ err = db_export__thread(dbe, thread, al->machine, comm);
+ if (err)
+ return err;
+
+ if (comm) {
+ err = db_export__comm(dbe, comm, main_thread);
+ if (err)
+ return err;
+ es.comm_db_id = comm->db_id;
+ }
+
+ es.db_id = ++dbe->sample_last_db_id;
+
+ err = db_ids_from_al(dbe, al, &es.dso_db_id, &es.sym_db_id, &es.offset);
+ if (err)
+ return err;
+
+ if ((evsel->attr.sample_type & PERF_SAMPLE_ADDR) &&
+ sample_addr_correlates_sym(&evsel->attr)) {
+ struct addr_location addr_al;
+
+ perf_event__preprocess_sample_addr(event, sample, thread, &addr_al);
+ err = db_ids_from_al(dbe, &addr_al, &es.addr_dso_db_id,
+ &es.addr_sym_db_id, &es.addr_offset);
+ if (err)
+ return err;
+ }
+
+ if (dbe->export_sample)
+ return dbe->export_sample(dbe, &es);
+
+ return 0;
+}
diff --git a/tools/perf/util/db-export.h b/tools/perf/util/db-export.h
new file mode 100644
index 000000000000..b3643e8e5750
--- /dev/null
+++ b/tools/perf/util/db-export.h
@@ -0,0 +1,86 @@
+/*
+ * db-export.h: Support for exporting data suitable for import to a database
+ * Copyright (c) 2014, Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ */
+
+#ifndef __PERF_DB_EXPORT_H
+#define __PERF_DB_EXPORT_H
+
+#include <linux/types.h>
+
+struct perf_evsel;
+struct machine;
+struct thread;
+struct comm;
+struct dso;
+struct perf_sample;
+struct addr_location;
+
+struct export_sample {
+ union perf_event *event;
+ struct perf_sample *sample;
+ struct perf_evsel *evsel;
+ struct thread *thread;
+ struct addr_location *al;
+ u64 db_id;
+ u64 comm_db_id;
+ u64 dso_db_id;
+ u64 sym_db_id;
+ u64 offset; /* ip offset from symbol start */
+ u64 addr_dso_db_id;
+ u64 addr_sym_db_id;
+ u64 addr_offset; /* addr offset from symbol start */
+};
+
+struct db_export {
+ int (*export_evsel)(struct db_export *dbe, struct perf_evsel *evsel);
+ int (*export_machine)(struct db_export *dbe, struct machine *machine);
+ int (*export_thread)(struct db_export *dbe, struct thread *thread,
+ u64 main_thread_db_id, struct machine *machine);
+ int (*export_comm)(struct db_export *dbe, struct comm *comm);
+ int (*export_comm_thread)(struct db_export *dbe, u64 db_id,
+ struct comm *comm, struct thread *thread);
+ int (*export_dso)(struct db_export *dbe, struct dso *dso,
+ struct machine *machine);
+ int (*export_symbol)(struct db_export *dbe, struct symbol *sym,
+ struct dso *dso);
+ int (*export_sample)(struct db_export *dbe, struct export_sample *es);
+ u64 evsel_last_db_id;
+ u64 machine_last_db_id;
+ u64 thread_last_db_id;
+ u64 comm_last_db_id;
+ u64 comm_thread_last_db_id;
+ u64 dso_last_db_id;
+ u64 symbol_last_db_id;
+ u64 sample_last_db_id;
+};
+
+int db_export__init(struct db_export *dbe);
+void db_export__exit(struct db_export *dbe);
+int db_export__evsel(struct db_export *dbe, struct perf_evsel *evsel);
+int db_export__machine(struct db_export *dbe, struct machine *machine);
+int db_export__thread(struct db_export *dbe, struct thread *thread,
+ struct machine *machine, struct comm *comm);
+int db_export__comm(struct db_export *dbe, struct comm *comm,
+ struct thread *main_thread);
+int db_export__comm_thread(struct db_export *dbe, struct comm *comm,
+ struct thread *thread);
+int db_export__dso(struct db_export *dbe, struct dso *dso,
+ struct machine *machine);
+int db_export__symbol(struct db_export *dbe, struct symbol *sym,
+ struct dso *dso);
+int db_export__sample(struct db_export *dbe, union perf_event *event,
+ struct perf_sample *sample, struct perf_evsel *evsel,
+ struct thread *thread, struct addr_location *al);
+
+#endif
diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h
index 3c9b391493f9..a316e4af321f 100644
--- a/tools/perf/util/dso.h
+++ b/tools/perf/util/dso.h
@@ -139,6 +139,11 @@ struct dso {
struct list_head open_entry;
} data;
+ union { /* Tool specific area */
+ void *priv;
+ u64 db_id;
+ };
+
char name[0];
};
diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h
index 163c5604e5d1..d3854c4f52e1 100644
--- a/tools/perf/util/evsel.h
+++ b/tools/perf/util/evsel.h
@@ -54,6 +54,7 @@ struct cgroup_sel;
* @is_pos: the position (counting backwards) of the event id (PERF_SAMPLE_ID or
* PERF_SAMPLE_IDENTIFIER) in a non-sample event i.e. if sample_id_all
* is used there is an id sample appended to non-sample events
+ * @priv: And what is in its containing unnamed union are tool specific
*/
struct perf_evsel {
struct list_head node;
@@ -73,6 +74,7 @@ struct perf_evsel {
union {
void *priv;
off_t id_offset;
+ u64 db_id;
};
struct cgroup_sel *cgrp;
void *handler;
diff --git a/tools/perf/util/machine.h b/tools/perf/util/machine.h
index 88ec74e18cbf..e8b7779a0a3f 100644
--- a/tools/perf/util/machine.h
+++ b/tools/perf/util/machine.h
@@ -40,6 +40,10 @@ struct machine {
u64 kernel_start;
symbol_filter_t symbol_filter;
pid_t *current_tid;
+ union { /* Tool specific area */
+ void *priv;
+ u64 db_id;
+ };
};
static inline
diff --git a/tools/perf/util/thread.h b/tools/perf/util/thread.h
index 6ef9fe6ff8da..d34cf5c0d0d9 100644
--- a/tools/perf/util/thread.h
+++ b/tools/perf/util/thread.h
@@ -23,6 +23,7 @@ struct thread {
bool dead; /* if set thread has exited */
struct list_head comm_list;
int comm_len;
+ u64 db_id;
void *priv;
};
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-31 05:14:56 +0000