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-rw-r--r--tools/perf/util/annotate.c74
-rw-r--r--tools/perf/util/annotate.h7
-rw-r--r--tools/perf/util/auxtrace.c3
-rw-r--r--tools/perf/util/c++/clang.cpp2
-rw-r--r--tools/perf/util/data.c4
-rw-r--r--tools/perf/util/db-export.c15
-rw-r--r--tools/perf/util/db-export.h3
-rw-r--r--tools/perf/util/evlist.c25
-rw-r--r--tools/perf/util/evsel.c8
-rw-r--r--tools/perf/util/hist.c51
-rw-r--r--tools/perf/util/intel-bts.c20
-rw-r--r--tools/perf/util/intel-pt.c2
-rw-r--r--tools/perf/util/pmu.c14
-rw-r--r--tools/perf/util/pmu.h1
-rw-r--r--tools/perf/util/probe-event.c9
-rw-r--r--tools/perf/util/scripting-engines/trace-event-python.c8
-rw-r--r--tools/perf/util/session.c4
-rw-r--r--tools/perf/util/thread-stack.c16
-rw-r--r--tools/perf/util/thread-stack.h6
-rw-r--r--tools/perf/util/thread.c23
-rw-r--r--tools/perf/util/thread.h3
-rw-r--r--tools/perf/util/time-utils.c51
-rw-r--r--tools/perf/util/time-utils.h6
23 files changed, 248 insertions, 107 deletions
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index 11a8a447a3af..5f6dbbf5d749 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -198,18 +198,18 @@ static void ins__delete(struct ins_operands *ops)
}
static int ins__raw_scnprintf(struct ins *ins, char *bf, size_t size,
- struct ins_operands *ops)
+ struct ins_operands *ops, int max_ins_name)
{
- return scnprintf(bf, size, "%-6s %s", ins->name, ops->raw);
+ return scnprintf(bf, size, "%-*s %s", max_ins_name, ins->name, ops->raw);
}
int ins__scnprintf(struct ins *ins, char *bf, size_t size,
- struct ins_operands *ops)
+ struct ins_operands *ops, int max_ins_name)
{
if (ins->ops->scnprintf)
- return ins->ops->scnprintf(ins, bf, size, ops);
+ return ins->ops->scnprintf(ins, bf, size, ops, max_ins_name);
- return ins__raw_scnprintf(ins, bf, size, ops);
+ return ins__raw_scnprintf(ins, bf, size, ops, max_ins_name);
}
bool ins__is_fused(struct arch *arch, const char *ins1, const char *ins2)
@@ -273,18 +273,18 @@ indirect_call:
}
static int call__scnprintf(struct ins *ins, char *bf, size_t size,
- struct ins_operands *ops)
+ struct ins_operands *ops, int max_ins_name)
{
if (ops->target.sym)
- return scnprintf(bf, size, "%-6s %s", ins->name, ops->target.sym->name);
+ return scnprintf(bf, size, "%-*s %s", max_ins_name, ins->name, ops->target.sym->name);
if (ops->target.addr == 0)
- return ins__raw_scnprintf(ins, bf, size, ops);
+ return ins__raw_scnprintf(ins, bf, size, ops, max_ins_name);
if (ops->target.name)
- return scnprintf(bf, size, "%-6s %s", ins->name, ops->target.name);
+ return scnprintf(bf, size, "%-*s %s", max_ins_name, ins->name, ops->target.name);
- return scnprintf(bf, size, "%-6s *%" PRIx64, ins->name, ops->target.addr);
+ return scnprintf(bf, size, "%-*s *%" PRIx64, max_ins_name, ins->name, ops->target.addr);
}
static struct ins_ops call_ops = {
@@ -388,15 +388,15 @@ static int jump__parse(struct arch *arch, struct ins_operands *ops, struct map_s
}
static int jump__scnprintf(struct ins *ins, char *bf, size_t size,
- struct ins_operands *ops)
+ struct ins_operands *ops, int max_ins_name)
{
const char *c;
if (!ops->target.addr || ops->target.offset < 0)
- return ins__raw_scnprintf(ins, bf, size, ops);
+ return ins__raw_scnprintf(ins, bf, size, ops, max_ins_name);
if (ops->target.outside && ops->target.sym != NULL)
- return scnprintf(bf, size, "%-6s %s", ins->name, ops->target.sym->name);
+ return scnprintf(bf, size, "%-*s %s", max_ins_name, ins->name, ops->target.sym->name);
c = strchr(ops->raw, ',');
c = validate_comma(c, ops);
@@ -415,7 +415,7 @@ static int jump__scnprintf(struct ins *ins, char *bf, size_t size,
c++;
}
- return scnprintf(bf, size, "%-6s %.*s%" PRIx64,
+ return scnprintf(bf, size, "%-*s %.*s%" PRIx64, max_ins_name,
ins->name, c ? c - ops->raw : 0, ops->raw,
ops->target.offset);
}
@@ -483,16 +483,16 @@ out_free_ops:
}
static int lock__scnprintf(struct ins *ins, char *bf, size_t size,
- struct ins_operands *ops)
+ struct ins_operands *ops, int max_ins_name)
{
int printed;
if (ops->locked.ins.ops == NULL)
- return ins__raw_scnprintf(ins, bf, size, ops);
+ return ins__raw_scnprintf(ins, bf, size, ops, max_ins_name);
- printed = scnprintf(bf, size, "%-6s ", ins->name);
+ printed = scnprintf(bf, size, "%-*s ", max_ins_name, ins->name);
return printed + ins__scnprintf(&ops->locked.ins, bf + printed,
- size - printed, ops->locked.ops);
+ size - printed, ops->locked.ops, max_ins_name);
}
static void lock__delete(struct ins_operands *ops)
@@ -564,9 +564,9 @@ out_free_source:
}
static int mov__scnprintf(struct ins *ins, char *bf, size_t size,
- struct ins_operands *ops)
+ struct ins_operands *ops, int max_ins_name)
{
- return scnprintf(bf, size, "%-6s %s,%s", ins->name,
+ return scnprintf(bf, size, "%-*s %s,%s", max_ins_name, ins->name,
ops->source.name ?: ops->source.raw,
ops->target.name ?: ops->target.raw);
}
@@ -604,9 +604,9 @@ static int dec__parse(struct arch *arch __maybe_unused, struct ins_operands *ops
}
static int dec__scnprintf(struct ins *ins, char *bf, size_t size,
- struct ins_operands *ops)
+ struct ins_operands *ops, int max_ins_name)
{
- return scnprintf(bf, size, "%-6s %s", ins->name,
+ return scnprintf(bf, size, "%-*s %s", max_ins_name, ins->name,
ops->target.name ?: ops->target.raw);
}
@@ -616,9 +616,9 @@ static struct ins_ops dec_ops = {
};
static int nop__scnprintf(struct ins *ins __maybe_unused, char *bf, size_t size,
- struct ins_operands *ops __maybe_unused)
+ struct ins_operands *ops __maybe_unused, int max_ins_name)
{
- return scnprintf(bf, size, "%-6s", "nop");
+ return scnprintf(bf, size, "%-*s", max_ins_name, "nop");
}
static struct ins_ops nop_ops = {
@@ -1232,12 +1232,12 @@ void disasm_line__free(struct disasm_line *dl)
annotation_line__delete(&dl->al);
}
-int disasm_line__scnprintf(struct disasm_line *dl, char *bf, size_t size, bool raw)
+int disasm_line__scnprintf(struct disasm_line *dl, char *bf, size_t size, bool raw, int max_ins_name)
{
if (raw || !dl->ins.ops)
- return scnprintf(bf, size, "%-6s %s", dl->ins.name, dl->ops.raw);
+ return scnprintf(bf, size, "%-*s %s", max_ins_name, dl->ins.name, dl->ops.raw);
- return ins__scnprintf(&dl->ins, bf, size, &dl->ops);
+ return ins__scnprintf(&dl->ins, bf, size, &dl->ops, max_ins_name);
}
static void annotation_line__add(struct annotation_line *al, struct list_head *head)
@@ -2414,12 +2414,30 @@ static inline int width_jumps(int n)
return 1;
}
+static int annotation__max_ins_name(struct annotation *notes)
+{
+ int max_name = 0, len;
+ struct annotation_line *al;
+
+ list_for_each_entry(al, &notes->src->source, node) {
+ if (al->offset == -1)
+ continue;
+
+ len = strlen(disasm_line(al)->ins.name);
+ if (max_name < len)
+ max_name = len;
+ }
+
+ return max_name;
+}
+
void annotation__init_column_widths(struct annotation *notes, struct symbol *sym)
{
notes->widths.addr = notes->widths.target =
notes->widths.min_addr = hex_width(symbol__size(sym));
notes->widths.max_addr = hex_width(sym->end);
notes->widths.jumps = width_jumps(notes->max_jump_sources);
+ notes->widths.max_ins_name = annotation__max_ins_name(notes);
}
void annotation__update_column_widths(struct annotation *notes)
@@ -2583,7 +2601,7 @@ call_like:
obj__printf(obj, " ");
}
- disasm_line__scnprintf(dl, bf, size, !notes->options->use_offset);
+ disasm_line__scnprintf(dl, bf, size, !notes->options->use_offset, notes->widths.max_ins_name);
}
static void ipc_coverage_string(char *bf, int size, struct annotation *notes)
diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h
index 95053cab41fe..df34fe483164 100644
--- a/tools/perf/util/annotate.h
+++ b/tools/perf/util/annotate.h
@@ -59,14 +59,14 @@ struct ins_ops {
void (*free)(struct ins_operands *ops);
int (*parse)(struct arch *arch, struct ins_operands *ops, struct map_symbol *ms);
int (*scnprintf)(struct ins *ins, char *bf, size_t size,
- struct ins_operands *ops);
+ struct ins_operands *ops, int max_ins_name);
};
bool ins__is_jump(const struct ins *ins);
bool ins__is_call(const struct ins *ins);
bool ins__is_ret(const struct ins *ins);
bool ins__is_lock(const struct ins *ins);
-int ins__scnprintf(struct ins *ins, char *bf, size_t size, struct ins_operands *ops);
+int ins__scnprintf(struct ins *ins, char *bf, size_t size, struct ins_operands *ops, int max_ins_name);
bool ins__is_fused(struct arch *arch, const char *ins1, const char *ins2);
#define ANNOTATION__IPC_WIDTH 6
@@ -219,7 +219,7 @@ int __annotation__scnprintf_samples_period(struct annotation *notes,
struct perf_evsel *evsel,
bool show_freq);
-int disasm_line__scnprintf(struct disasm_line *dl, char *bf, size_t size, bool raw);
+int disasm_line__scnprintf(struct disasm_line *dl, char *bf, size_t size, bool raw, int max_ins_name);
size_t disasm__fprintf(struct list_head *head, FILE *fp);
void symbol__calc_percent(struct symbol *sym, struct perf_evsel *evsel);
@@ -289,6 +289,7 @@ struct annotation {
u8 target;
u8 min_addr;
u8 max_addr;
+ u8 max_ins_name;
} widths;
bool have_cycles;
struct annotated_source *src;
diff --git a/tools/perf/util/auxtrace.c b/tools/perf/util/auxtrace.c
index 267e54df511b..fb76b6b232d4 100644
--- a/tools/perf/util/auxtrace.c
+++ b/tools/perf/util/auxtrace.c
@@ -1918,7 +1918,8 @@ static struct dso *load_dso(const char *name)
if (!map)
return NULL;
- map__load(map);
+ if (map__load(map) < 0)
+ pr_err("File '%s' not found or has no symbols.\n", name);
dso = dso__get(map->dso);
diff --git a/tools/perf/util/c++/clang.cpp b/tools/perf/util/c++/clang.cpp
index 39c0004f2886..fc361c3f8570 100644
--- a/tools/perf/util/c++/clang.cpp
+++ b/tools/perf/util/c++/clang.cpp
@@ -156,7 +156,7 @@ getBPFObjectFromModule(llvm::Module *Module)
#endif
if (NotAdded) {
llvm::errs() << "TargetMachine can't emit a file of this type\n";
- return std::unique_ptr<llvm::SmallVectorImpl<char>>(nullptr);;
+ return std::unique_ptr<llvm::SmallVectorImpl<char>>(nullptr);
}
PM.run(*Module);
diff --git a/tools/perf/util/data.c b/tools/perf/util/data.c
index 7bd5ddeb7a41..e098e189f93e 100644
--- a/tools/perf/util/data.c
+++ b/tools/perf/util/data.c
@@ -237,7 +237,7 @@ static int open_file(struct perf_data *data)
open_file_read(data) : open_file_write(data);
if (fd < 0) {
- free(data->file.path);
+ zfree(&data->file.path);
return -1;
}
@@ -270,7 +270,7 @@ int perf_data__open(struct perf_data *data)
void perf_data__close(struct perf_data *data)
{
- free(data->file.path);
+ zfree(&data->file.path);
close(data->file.fd);
}
diff --git a/tools/perf/util/db-export.c b/tools/perf/util/db-export.c
index de9b4769d06c..d7315a00c731 100644
--- a/tools/perf/util/db-export.c
+++ b/tools/perf/util/db-export.c
@@ -510,18 +510,23 @@ int db_export__call_path(struct db_export *dbe, struct call_path *cp)
return 0;
}
-int db_export__call_return(struct db_export *dbe, struct call_return *cr)
+int db_export__call_return(struct db_export *dbe, struct call_return *cr,
+ u64 *parent_db_id)
{
int err;
- if (cr->db_id)
- return 0;
-
err = db_export__call_path(dbe, cr->cp);
if (err)
return err;
- cr->db_id = ++dbe->call_return_last_db_id;
+ if (!cr->db_id)
+ cr->db_id = ++dbe->call_return_last_db_id;
+
+ if (parent_db_id) {
+ if (!*parent_db_id)
+ *parent_db_id = ++dbe->call_return_last_db_id;
+ cr->parent_db_id = *parent_db_id;
+ }
if (dbe->export_call_return)
return dbe->export_call_return(dbe, cr);
diff --git a/tools/perf/util/db-export.h b/tools/perf/util/db-export.h
index 67bc6b8ad2d6..4e2424c89df9 100644
--- a/tools/perf/util/db-export.h
+++ b/tools/perf/util/db-export.h
@@ -104,6 +104,7 @@ int db_export__sample(struct db_export *dbe, union perf_event *event,
int db_export__branch_types(struct db_export *dbe);
int db_export__call_path(struct db_export *dbe, struct call_path *cp);
-int db_export__call_return(struct db_export *dbe, struct call_return *cr);
+int db_export__call_return(struct db_export *dbe, struct call_return *cr,
+ u64 *parent_db_id);
#endif
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 08cedb643ea6..ed20f4379956 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -230,18 +230,33 @@ void perf_evlist__set_leader(struct perf_evlist *evlist)
}
}
-void perf_event_attr__set_max_precise_ip(struct perf_event_attr *attr)
+void perf_event_attr__set_max_precise_ip(struct perf_event_attr *pattr)
{
- attr->precise_ip = 3;
+ struct perf_event_attr attr = {
+ .type = PERF_TYPE_HARDWARE,
+ .config = PERF_COUNT_HW_CPU_CYCLES,
+ .exclude_kernel = 1,
+ .precise_ip = 3,
+ };
- while (attr->precise_ip != 0) {
- int fd = sys_perf_event_open(attr, 0, -1, -1, 0);
+ event_attr_init(&attr);
+
+ /*
+ * Unnamed union member, not supported as struct member named
+ * initializer in older compilers such as gcc 4.4.7
+ */
+ attr.sample_period = 1;
+
+ while (attr.precise_ip != 0) {
+ int fd = sys_perf_event_open(&attr, 0, -1, -1, 0);
if (fd != -1) {
close(fd);
break;
}
- --attr->precise_ip;
+ --attr.precise_ip;
}
+
+ pattr->precise_ip = attr.precise_ip;
}
int __perf_evlist__add_default(struct perf_evlist *evlist, bool precise)
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index dfe2958e6287..3bbf73e979c0 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -294,20 +294,12 @@ struct perf_evsel *perf_evsel__new_cycles(bool precise)
if (!precise)
goto new_event;
- /*
- * Unnamed union member, not supported as struct member named
- * initializer in older compilers such as gcc 4.4.7
- *
- * Just for probing the precise_ip:
- */
- attr.sample_period = 1;
perf_event_attr__set_max_precise_ip(&attr);
/*
* Now let the usual logic to set up the perf_event_attr defaults
* to kick in when we return and before perf_evsel__open() is called.
*/
- attr.sample_period = 0;
new_event:
evsel = perf_evsel__new(&attr);
if (evsel == NULL)
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index 669f961316f0..f9eb95bf3938 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -396,11 +396,8 @@ static int hist_entry__init(struct hist_entry *he,
* adding new entries. So we need to save a copy.
*/
he->branch_info = malloc(sizeof(*he->branch_info));
- if (he->branch_info == NULL) {
- map__zput(he->ms.map);
- free(he->stat_acc);
- return -ENOMEM;
- }
+ if (he->branch_info == NULL)
+ goto err;
memcpy(he->branch_info, template->branch_info,
sizeof(*he->branch_info));
@@ -419,22 +416,16 @@ static int hist_entry__init(struct hist_entry *he,
if (he->raw_data) {
he->raw_data = memdup(he->raw_data, he->raw_size);
+ if (he->raw_data == NULL)
+ goto err_infos;
+ }
- if (he->raw_data == NULL) {
- map__put(he->ms.map);
- if (he->branch_info) {
- map__put(he->branch_info->from.map);
- map__put(he->branch_info->to.map);
- free(he->branch_info);
- }
- if (he->mem_info) {
- map__put(he->mem_info->iaddr.map);
- map__put(he->mem_info->daddr.map);
- }
- free(he->stat_acc);
- return -ENOMEM;
- }
+ if (he->srcline) {
+ he->srcline = strdup(he->srcline);
+ if (he->srcline == NULL)
+ goto err_rawdata;
}
+
INIT_LIST_HEAD(&he->pairs.node);
thread__get(he->thread);
he->hroot_in = RB_ROOT_CACHED;
@@ -444,6 +435,24 @@ static int hist_entry__init(struct hist_entry *he,
he->leaf = true;
return 0;
+
+err_rawdata:
+ free(he->raw_data);
+
+err_infos:
+ if (he->branch_info) {
+ map__put(he->branch_info->from.map);
+ map__put(he->branch_info->to.map);
+ free(he->branch_info);
+ }
+ if (he->mem_info) {
+ map__put(he->mem_info->iaddr.map);
+ map__put(he->mem_info->daddr.map);
+ }
+err:
+ map__zput(he->ms.map);
+ free(he->stat_acc);
+ return -ENOMEM;
}
static void *hist_entry__zalloc(size_t size)
@@ -606,7 +615,7 @@ __hists__add_entry(struct hists *hists,
.map = al->map,
.sym = al->sym,
},
- .srcline = al->srcline ? strdup(al->srcline) : NULL,
+ .srcline = (char *) al->srcline,
.socket = al->socket,
.cpu = al->cpu,
.cpumode = al->cpumode,
@@ -963,7 +972,7 @@ iter_add_next_cumulative_entry(struct hist_entry_iter *iter,
.map = al->map,
.sym = al->sym,
},
- .srcline = al->srcline ? strdup(al->srcline) : NULL,
+ .srcline = (char *) al->srcline,
.parent = iter->parent,
.raw_data = sample->raw_data,
.raw_size = sample->raw_size,
diff --git a/tools/perf/util/intel-bts.c b/tools/perf/util/intel-bts.c
index 0c0180c67574..47025bc727e1 100644
--- a/tools/perf/util/intel-bts.c
+++ b/tools/perf/util/intel-bts.c
@@ -328,35 +328,19 @@ static int intel_bts_get_next_insn(struct intel_bts_queue *btsq, u64 ip)
{
struct machine *machine = btsq->bts->machine;
struct thread *thread;
- struct addr_location al;
unsigned char buf[INTEL_PT_INSN_BUF_SZ];
ssize_t len;
- int x86_64;
- uint8_t cpumode;
+ bool x86_64;
int err = -1;
- if (machine__kernel_ip(machine, ip))
- cpumode = PERF_RECORD_MISC_KERNEL;
- else
- cpumode = PERF_RECORD_MISC_USER;
-
thread = machine__find_thread(machine, -1, btsq->tid);
if (!thread)
return -1;
- if (!thread__find_map(thread, cpumode, ip, &al) || !al.map->dso)
- goto out_put;
-
- len = dso__data_read_addr(al.map->dso, al.map, machine, ip, buf,
- INTEL_PT_INSN_BUF_SZ);
+ len = thread__memcpy(thread, machine, buf, ip, INTEL_PT_INSN_BUF_SZ, &x86_64);
if (len <= 0)
goto out_put;
- /* Load maps to ensure dso->is_64_bit has been updated */
- map__load(al.map);
-
- x86_64 = al.map->dso->is_64_bit;
-
if (intel_pt_get_insn(buf, len, x86_64, &btsq->intel_pt_insn))
goto out_put;
diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c
index 3b497bab4324..6d288237887b 100644
--- a/tools/perf/util/intel-pt.c
+++ b/tools/perf/util/intel-pt.c
@@ -2531,6 +2531,8 @@ int intel_pt_process_auxtrace_info(union perf_event *event,
}
pt->timeless_decoding = intel_pt_timeless_decoding(pt);
+ if (pt->timeless_decoding && !pt->tc.time_mult)
+ pt->tc.time_mult = 1;
pt->have_tsc = intel_pt_have_tsc(pt);
pt->sampling_mode = false;
pt->est_tsc = !pt->timeless_decoding;
diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index 51d437f55d18..6199a3174ab9 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -752,6 +752,19 @@ perf_pmu__get_default_config(struct perf_pmu *pmu __maybe_unused)
return NULL;
}
+static int pmu_max_precise(const char *name)
+{
+ char path[PATH_MAX];
+ int max_precise = -1;
+
+ scnprintf(path, PATH_MAX,
+ "bus/event_source/devices/%s/caps/max_precise",
+ name);
+
+ sysfs__read_int(path, &max_precise);
+ return max_precise;
+}
+
static struct perf_pmu *pmu_lookup(const char *name)
{
struct perf_pmu *pmu;
@@ -784,6 +797,7 @@ static struct perf_pmu *pmu_lookup(const char *name)
pmu->name = strdup(name);
pmu->type = type;
pmu->is_uncore = pmu_is_uncore(name);
+ pmu->max_precise = pmu_max_precise(name);
pmu_add_cpu_aliases(&aliases, pmu);
INIT_LIST_HEAD(&pmu->format);
diff --git a/tools/perf/util/pmu.h b/tools/perf/util/pmu.h
index 47253c3daf55..bd9ec2704a57 100644
--- a/tools/perf/util/pmu.h
+++ b/tools/perf/util/pmu.h
@@ -26,6 +26,7 @@ struct perf_pmu {
__u32 type;
bool selectable;
bool is_uncore;
+ int max_precise;
struct perf_event_attr *default_config;
struct cpu_map *cpus;
struct list_head format; /* HEAD struct perf_pmu_format -> list */
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index 0030f9b9bf7e..a1b8d9649ca7 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -472,9 +472,12 @@ static struct debuginfo *open_debuginfo(const char *module, struct nsinfo *nsi,
strcpy(reason, "(unknown)");
} else
dso__strerror_load(dso, reason, STRERR_BUFSIZE);
- if (!silent)
- pr_err("Failed to find the path for %s: %s\n",
- module ?: "kernel", reason);
+ if (!silent) {
+ if (module)
+ pr_err("Module %s is not loaded, please specify its full path name.\n", module);
+ else
+ pr_err("Failed to find the path for the kernel: %s\n", reason);
+ }
return NULL;
}
path = dso->long_name;
diff --git a/tools/perf/util/scripting-engines/trace-event-python.c b/tools/perf/util/scripting-engines/trace-event-python.c
index 0e17db41b49b..09604c6508f0 100644
--- a/tools/perf/util/scripting-engines/trace-event-python.c
+++ b/tools/perf/util/scripting-engines/trace-event-python.c
@@ -1173,7 +1173,7 @@ static int python_export_call_return(struct db_export *dbe,
u64 comm_db_id = cr->comm ? cr->comm->db_id : 0;
PyObject *t;
- t = tuple_new(11);
+ t = tuple_new(12);
tuple_set_u64(t, 0, cr->db_id);
tuple_set_u64(t, 1, cr->thread->db_id);
@@ -1186,6 +1186,7 @@ static int python_export_call_return(struct db_export *dbe,
tuple_set_u64(t, 8, cr->return_ref);
tuple_set_u64(t, 9, cr->cp->parent->db_id);
tuple_set_s32(t, 10, cr->flags);
+ tuple_set_u64(t, 11, cr->parent_db_id);
call_object(tables->call_return_handler, t, "call_return_table");
@@ -1194,11 +1195,12 @@ static int python_export_call_return(struct db_export *dbe,
return 0;
}
-static int python_process_call_return(struct call_return *cr, void *data)
+static int python_process_call_return(struct call_return *cr, u64 *parent_db_id,
+ void *data)
{
struct db_export *dbe = data;
- return db_export__call_return(dbe, cr);
+ return db_export__call_return(dbe, cr, parent_db_id);
}
static void python_process_general_event(struct perf_sample *sample,
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index c764bbc91009..db643f3c2b95 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -140,7 +140,7 @@ struct perf_session *perf_session__new(struct perf_data *data,
if (perf_data__is_read(data)) {
if (perf_session__open(session) < 0)
- goto out_close;
+ goto out_delete;
/*
* set session attributes that are present in perf.data
@@ -181,8 +181,6 @@ struct perf_session *perf_session__new(struct perf_data *data,
return session;
- out_close:
- perf_data__close(data);
out_delete:
perf_session__delete(session);
out:
diff --git a/tools/perf/util/thread-stack.c b/tools/perf/util/thread-stack.c
index a8b45168513c..41942c2aaa18 100644
--- a/tools/perf/util/thread-stack.c
+++ b/tools/perf/util/thread-stack.c
@@ -49,6 +49,7 @@ enum retpoline_state_t {
* @timestamp: timestamp (if known)
* @ref: external reference (e.g. db_id of sample)
* @branch_count: the branch count when the entry was created
+ * @db_id: id used for db-export
* @cp: call path
* @no_call: a 'call' was not seen
* @trace_end: a 'call' but trace ended
@@ -59,6 +60,7 @@ struct thread_stack_entry {
u64 timestamp;
u64 ref;
u64 branch_count;
+ u64 db_id;
struct call_path *cp;
bool no_call;
bool trace_end;
@@ -280,12 +282,14 @@ static int thread_stack__call_return(struct thread *thread,
.comm = ts->comm,
.db_id = 0,
};
+ u64 *parent_db_id;
tse = &ts->stack[idx];
cr.cp = tse->cp;
cr.call_time = tse->timestamp;
cr.return_time = timestamp;
cr.branch_count = ts->branch_count - tse->branch_count;
+ cr.db_id = tse->db_id;
cr.call_ref = tse->ref;
cr.return_ref = ref;
if (tse->no_call)
@@ -295,7 +299,14 @@ static int thread_stack__call_return(struct thread *thread,
if (tse->non_call)
cr.flags |= CALL_RETURN_NON_CALL;
- return crp->process(&cr, crp->data);
+ /*
+ * The parent db_id must be assigned before exporting the child. Note
+ * it is not possible to export the parent first because its information
+ * is not yet complete because its 'return' has not yet been processed.
+ */
+ parent_db_id = idx ? &(tse - 1)->db_id : NULL;
+
+ return crp->process(&cr, parent_db_id, crp->data);
}
static int __thread_stack__flush(struct thread *thread, struct thread_stack *ts)
@@ -484,7 +495,7 @@ void thread_stack__sample(struct thread *thread, int cpu,
}
struct call_return_processor *
-call_return_processor__new(int (*process)(struct call_return *cr, void *data),
+call_return_processor__new(int (*process)(struct call_return *cr, u64 *parent_db_id, void *data),
void *data)
{
struct call_return_processor *crp;
@@ -537,6 +548,7 @@ static int thread_stack__push_cp(struct thread_stack *ts, u64 ret_addr,
tse->no_call = no_call;
tse->trace_end = trace_end;
tse->non_call = false;
+ tse->db_id = 0;
return 0;
}
diff --git a/tools/perf/util/thread-stack.h b/tools/perf/util/thread-stack.h
index b7c04e19ad41..9c45f947f5a9 100644
--- a/tools/perf/util/thread-stack.h
+++ b/tools/perf/util/thread-stack.h
@@ -55,6 +55,7 @@ enum {
* @call_ref: external reference to 'call' sample (e.g. db_id)
* @return_ref: external reference to 'return' sample (e.g. db_id)
* @db_id: id used for db-export
+ * @parent_db_id: id of parent call used for db-export
* @flags: Call/Return flags
*/
struct call_return {
@@ -67,6 +68,7 @@ struct call_return {
u64 call_ref;
u64 return_ref;
u64 db_id;
+ u64 parent_db_id;
u32 flags;
};
@@ -79,7 +81,7 @@ struct call_return {
*/
struct call_return_processor {
struct call_path_root *cpr;
- int (*process)(struct call_return *cr, void *data);
+ int (*process)(struct call_return *cr, u64 *parent_db_id, void *data);
void *data;
};
@@ -93,7 +95,7 @@ void thread_stack__free(struct thread *thread);
size_t thread_stack__depth(struct thread *thread, int cpu);
struct call_return_processor *
-call_return_processor__new(int (*process)(struct call_return *cr, void *data),
+call_return_processor__new(int (*process)(struct call_return *cr, u64 *parent_db_id, void *data),
void *data);
void call_return_processor__free(struct call_return_processor *crp);
int thread_stack__process(struct thread *thread, struct comm *comm,
diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c
index 4c179fef442d..50678d318185 100644
--- a/tools/perf/util/thread.c
+++ b/tools/perf/util/thread.c
@@ -12,6 +12,7 @@
#include "debug.h"
#include "namespaces.h"
#include "comm.h"
+#include "map.h"
#include "symbol.h"
#include "unwind.h"
@@ -393,3 +394,25 @@ struct thread *thread__main_thread(struct machine *machine, struct thread *threa
return machine__find_thread(machine, thread->pid_, thread->pid_);
}
+
+int thread__memcpy(struct thread *thread, struct machine *machine,
+ void *buf, u64 ip, int len, bool *is64bit)
+{
+ u8 cpumode = PERF_RECORD_MISC_USER;
+ struct addr_location al;
+ long offset;
+
+ if (machine__kernel_ip(machine, ip))
+ cpumode = PERF_RECORD_MISC_KERNEL;
+
+ if (!thread__find_map(thread, cpumode, ip, &al) || !al.map->dso ||
+ al.map->dso->data.status == DSO_DATA_STATUS_ERROR ||
+ map__load(al.map) < 0)
+ return -1;
+
+ offset = al.map->map_ip(al.map, ip);
+ if (is64bit)
+ *is64bit = al.map->dso->is_64_bit;
+
+ return dso__data_read_offset(al.map->dso, machine, offset, buf, len);
+}
diff --git a/tools/perf/util/thread.h b/tools/perf/util/thread.h
index 8276ffeec556..cf8375c017a0 100644
--- a/tools/perf/util/thread.h
+++ b/tools/perf/util/thread.h
@@ -113,6 +113,9 @@ struct symbol *thread__find_symbol_fb(struct thread *thread, u8 cpumode,
void thread__find_cpumode_addr_location(struct thread *thread, u64 addr,
struct addr_location *al);
+int thread__memcpy(struct thread *thread, struct machine *machine,
+ void *buf, u64 ip, int len, bool *is64bit);
+
static inline void *thread__priv(struct thread *thread)
{
return thread->priv;
diff --git a/tools/perf/util/time-utils.c b/tools/perf/util/time-utils.c
index 6193b46050a5..0f53baec660e 100644
--- a/tools/perf/util/time-utils.c
+++ b/tools/perf/util/time-utils.c
@@ -11,6 +11,8 @@
#include "perf.h"
#include "debug.h"
#include "time-utils.h"
+#include "session.h"
+#include "evlist.h"
int parse_nsec_time(const char *str, u64 *ptime)
{
@@ -374,7 +376,7 @@ bool perf_time__ranges_skip_sample(struct perf_time_interval *ptime_buf,
struct perf_time_interval *ptime;
int i;
- if ((timestamp == 0) || (num == 0))
+ if ((!ptime_buf) || (timestamp == 0) || (num == 0))
return false;
if (num == 1)
@@ -396,6 +398,53 @@ bool perf_time__ranges_skip_sample(struct perf_time_interval *ptime_buf,
return (i == num) ? true : false;
}
+int perf_time__parse_for_ranges(const char *time_str,
+ struct perf_session *session,
+ struct perf_time_interval **ranges,
+ int *range_size, int *range_num)
+{
+ struct perf_time_interval *ptime_range;
+ int size, num, ret;
+
+ ptime_range = perf_time__range_alloc(time_str, &size);
+ if (!ptime_range)
+ return -ENOMEM;
+
+ if (perf_time__parse_str(ptime_range, time_str) != 0) {
+ if (session->evlist->first_sample_time == 0 &&
+ session->evlist->last_sample_time == 0) {
+ pr_err("HINT: no first/last sample time found in perf data.\n"
+ "Please use latest perf binary to execute 'perf record'\n"
+ "(if '--buildid-all' is enabled, please set '--timestamp-boundary').\n");
+ ret = -EINVAL;
+ goto error;
+ }
+
+ num = perf_time__percent_parse_str(
+ ptime_range, size,
+ time_str,
+ session->evlist->first_sample_time,
+ session->evlist->last_sample_time);
+
+ if (num < 0) {
+ pr_err("Invalid time string\n");
+ ret = -EINVAL;
+ goto error;
+ }
+ } else {
+ num = 1;
+ }
+
+ *range_size = size;
+ *range_num = num;
+ *ranges = ptime_range;
+ return 0;
+
+error:
+ free(ptime_range);
+ return ret;
+}
+
int timestamp__scnprintf_usec(u64 timestamp, char *buf, size_t sz)
{
u64 sec = timestamp / NSEC_PER_SEC;
diff --git a/tools/perf/util/time-utils.h b/tools/perf/util/time-utils.h
index 70b177d2b98c..b923de44e36f 100644
--- a/tools/perf/util/time-utils.h
+++ b/tools/perf/util/time-utils.h
@@ -23,6 +23,12 @@ bool perf_time__skip_sample(struct perf_time_interval *ptime, u64 timestamp);
bool perf_time__ranges_skip_sample(struct perf_time_interval *ptime_buf,
int num, u64 timestamp);
+struct perf_session;
+
+int perf_time__parse_for_ranges(const char *str, struct perf_session *session,
+ struct perf_time_interval **ranges,
+ int *range_size, int *range_num);
+
int timestamp__scnprintf_usec(u64 timestamp, char *buf, size_t sz);
int fetch_current_timestamp(char *buf, size_t sz);
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