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Message-ID: <tip-380512345e13c3af64e59627f1b993c4faa94a84@git.kernel.org>
Date: Fri, 19 Jul 2013 00:50:13 -0700
From: tip-bot for Adrian Hunter <tipbot@...or.com>
To: linux-tip-commits@...r.kernel.org
Cc: acme@...hat.com, linux-kernel@...r.kernel.org, eranian@...gle.com,
paulus@...ba.org, hpa@...or.com, mingo@...nel.org,
peterz@...radead.org, efault@....de, namhyung@...il.com,
jolsa@...hat.com, fweisbec@...il.com, adrian.hunter@...el.com,
dsahern@...il.com, tglx@...utronix.de
Subject: [tip:perf/core] perf tools: struct thread has a tid not a pid
Commit-ID: 380512345e13c3af64e59627f1b993c4faa94a84
Gitweb: http://git.kernel.org/tip/380512345e13c3af64e59627f1b993c4faa94a84
Author: Adrian Hunter <adrian.hunter@...el.com>
AuthorDate: Thu, 4 Jul 2013 16:20:31 +0300
Committer: Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Fri, 12 Jul 2013 13:53:50 -0300
perf tools: struct thread has a tid not a pid
As evident from 'machine__process_fork_event()' and
'machine__process_exit_event()' the 'pid' member of struct thread is
actually the tid.
Rename 'pid' to 'tid' in struct thread accordingly.
Signed-off-by: Adrian Hunter <adrian.hunter@...el.com>
Acked-by: David Ahern <dsahern@...il.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Mike Galbraith <efault@....de>
Cc: Namhyung Kim <namhyung@...il.com>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Stephane Eranian <eranian@...gle.com>
Link: http://lkml.kernel.org/r/1372944040-32690-13-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
tools/perf/builtin-kmem.c | 2 +-
tools/perf/builtin-sched.c | 12 ++++++------
tools/perf/builtin-trace.c | 4 ++--
tools/perf/ui/browsers/hists.c | 6 +++---
tools/perf/util/event.c | 2 +-
tools/perf/util/machine.c | 20 ++++++++++----------
tools/perf/util/machine.h | 4 ++--
tools/perf/util/sort.c | 6 +++---
tools/perf/util/thread.c | 10 +++++-----
tools/perf/util/thread.h | 4 ++--
10 files changed, 35 insertions(+), 35 deletions(-)
diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c
index 0259502..b49f5c5 100644
--- a/tools/perf/builtin-kmem.c
+++ b/tools/perf/builtin-kmem.c
@@ -313,7 +313,7 @@ static int process_sample_event(struct perf_tool *tool __maybe_unused,
return -1;
}
- dump_printf(" ... thread: %s:%d\n", thread->comm, thread->pid);
+ dump_printf(" ... thread: %s:%d\n", thread->comm, thread->tid);
if (evsel->handler.func != NULL) {
tracepoint_handler f = evsel->handler.func;
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index fba4a94..948183a 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -1075,7 +1075,7 @@ static int latency_migrate_task_event(struct perf_sched *sched,
if (!atoms) {
if (thread_atoms_insert(sched, migrant))
return -1;
- register_pid(sched, migrant->pid, migrant->comm);
+ register_pid(sched, migrant->tid, migrant->comm);
atoms = thread_atoms_search(&sched->atom_root, migrant, &sched->cmp_pid);
if (!atoms) {
pr_err("migration-event: Internal tree error");
@@ -1115,7 +1115,7 @@ static void output_lat_thread(struct perf_sched *sched, struct work_atoms *work_
sched->all_runtime += work_list->total_runtime;
sched->all_count += work_list->nb_atoms;
- ret = printf(" %s:%d ", work_list->thread->comm, work_list->thread->pid);
+ ret = printf(" %s:%d ", work_list->thread->comm, work_list->thread->tid);
for (i = 0; i < 24 - ret; i++)
printf(" ");
@@ -1131,9 +1131,9 @@ static void output_lat_thread(struct perf_sched *sched, struct work_atoms *work_
static int pid_cmp(struct work_atoms *l, struct work_atoms *r)
{
- if (l->thread->pid < r->thread->pid)
+ if (l->thread->tid < r->thread->tid)
return -1;
- if (l->thread->pid > r->thread->pid)
+ if (l->thread->tid > r->thread->tid)
return 1;
return 0;
@@ -1321,7 +1321,7 @@ static int map_switch_event(struct perf_sched *sched, struct perf_evsel *evsel,
printf("*");
if (sched->curr_thread[cpu]) {
- if (sched->curr_thread[cpu]->pid)
+ if (sched->curr_thread[cpu]->tid)
printf("%2s ", sched->curr_thread[cpu]->shortname);
else
printf(". ");
@@ -1332,7 +1332,7 @@ static int map_switch_event(struct perf_sched *sched, struct perf_evsel *evsel,
printf(" %12.6f secs ", (double)timestamp/1e9);
if (new_shortname) {
printf("%s => %s:%d\n",
- sched_in->shortname, sched_in->comm, sched_in->pid);
+ sched_in->shortname, sched_in->comm, sched_in->tid);
} else {
printf("\n");
}
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 87fc7d0..0e4b67f 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -142,7 +142,7 @@ static size_t trace__fprintf_entry_head(struct trace *trace, struct thread *thre
printed += fprintf_duration(duration, fp);
if (trace->multiple_threads)
- printed += fprintf(fp, "%d ", thread->pid);
+ printed += fprintf(fp, "%d ", thread->tid);
return printed;
}
@@ -593,7 +593,7 @@ static size_t trace__fprintf_thread_summary(struct trace *trace, FILE *fp)
color = PERF_COLOR_YELLOW;
printed += color_fprintf(fp, color, "%20s", thread->comm);
- printed += fprintf(fp, " - %-5d :%11lu [", thread->pid, ttrace->nr_events);
+ printed += fprintf(fp, " - %-5d :%11lu [", thread->tid, ttrace->nr_events);
printed += color_fprintf(fp, color, "%5.1f%%", ratio);
printed += fprintf(fp, " ] %10.3f ms\n", ttrace->runtime_ms);
}
diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index fc0bd38..06e892f 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -1256,7 +1256,7 @@ static int hists__browser_title(struct hists *hists, char *bf, size_t size,
printed += scnprintf(bf + printed, size - printed,
", Thread: %s(%d)",
(thread->comm_set ? thread->comm : ""),
- thread->pid);
+ thread->tid);
if (dso)
printed += scnprintf(bf + printed, size - printed,
", DSO: %s", dso->short_name);
@@ -1579,7 +1579,7 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events,
asprintf(&options[nr_options], "Zoom %s %s(%d) thread",
(browser->hists->thread_filter ? "out of" : "into"),
(thread->comm_set ? thread->comm : ""),
- thread->pid) > 0)
+ thread->tid) > 0)
zoom_thread = nr_options++;
if (dso != NULL &&
@@ -1702,7 +1702,7 @@ zoom_out_thread:
} else {
ui_helpline__fpush("To zoom out press <- or -> + \"Zoom out of %s(%d) thread\"",
thread->comm_set ? thread->comm : "",
- thread->pid);
+ thread->tid);
browser->hists->thread_filter = thread;
sort_thread.elide = true;
pstack__push(fstack, &browser->hists->thread_filter);
diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c
index 5cd13d7..9541270 100644
--- a/tools/perf/util/event.c
+++ b/tools/perf/util/event.c
@@ -686,7 +686,7 @@ int perf_event__preprocess_sample(const union perf_event *event,
!strlist__has_entry(symbol_conf.comm_list, thread->comm))
goto out_filtered;
- dump_printf(" ... thread: %s:%d\n", thread->comm, thread->pid);
+ dump_printf(" ... thread: %s:%d\n", thread->comm, thread->tid);
/*
* Have we already created the kernel maps for this machine?
*
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index 93527af..5dd5026 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -233,7 +233,7 @@ void machines__set_id_hdr_size(struct machines *machines, u16 id_hdr_size)
return;
}
-static struct thread *__machine__findnew_thread(struct machine *machine, pid_t pid,
+static struct thread *__machine__findnew_thread(struct machine *machine, pid_t tid,
bool create)
{
struct rb_node **p = &machine->threads.rb_node;
@@ -241,23 +241,23 @@ static struct thread *__machine__findnew_thread(struct machine *machine, pid_t p
struct thread *th;
/*
- * Font-end cache - PID lookups come in blocks,
+ * Front-end cache - TID lookups come in blocks,
* so most of the time we dont have to look up
* the full rbtree:
*/
- if (machine->last_match && machine->last_match->pid == pid)
+ if (machine->last_match && machine->last_match->tid == tid)
return machine->last_match;
while (*p != NULL) {
parent = *p;
th = rb_entry(parent, struct thread, rb_node);
- if (th->pid == pid) {
+ if (th->tid == tid) {
machine->last_match = th;
return th;
}
- if (pid < th->pid)
+ if (tid < th->tid)
p = &(*p)->rb_left;
else
p = &(*p)->rb_right;
@@ -266,7 +266,7 @@ static struct thread *__machine__findnew_thread(struct machine *machine, pid_t p
if (!create)
return NULL;
- th = thread__new(pid);
+ th = thread__new(tid);
if (th != NULL) {
rb_link_node(&th->rb_node, parent, p);
rb_insert_color(&th->rb_node, &machine->threads);
@@ -276,14 +276,14 @@ static struct thread *__machine__findnew_thread(struct machine *machine, pid_t p
return th;
}
-struct thread *machine__findnew_thread(struct machine *machine, pid_t pid)
+struct thread *machine__findnew_thread(struct machine *machine, pid_t tid)
{
- return __machine__findnew_thread(machine, pid, true);
+ return __machine__findnew_thread(machine, tid, true);
}
-struct thread *machine__find_thread(struct machine *machine, pid_t pid)
+struct thread *machine__find_thread(struct machine *machine, pid_t tid)
{
- return __machine__findnew_thread(machine, pid, false);
+ return __machine__findnew_thread(machine, tid, false);
}
int machine__process_comm_event(struct machine *machine, union perf_event *event)
diff --git a/tools/perf/util/machine.h b/tools/perf/util/machine.h
index 7794068..e49ba01 100644
--- a/tools/perf/util/machine.h
+++ b/tools/perf/util/machine.h
@@ -36,7 +36,7 @@ struct map *machine__kernel_map(struct machine *machine, enum map_type type)
return machine->vmlinux_maps[type];
}
-struct thread *machine__find_thread(struct machine *machine, pid_t pid);
+struct thread *machine__find_thread(struct machine *machine, pid_t tid);
int machine__process_comm_event(struct machine *machine, union perf_event *event);
int machine__process_exit_event(struct machine *machine, union perf_event *event);
@@ -99,7 +99,7 @@ static inline bool machine__is_host(struct machine *machine)
return machine ? machine->pid == HOST_KERNEL_ID : false;
}
-struct thread *machine__findnew_thread(struct machine *machine, pid_t pid);
+struct thread *machine__findnew_thread(struct machine *machine, pid_t tid);
size_t machine__fprintf(struct machine *machine, FILE *fp);
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index 313a5a7..8deee19 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -55,14 +55,14 @@ static int64_t cmp_null(void *l, void *r)
static int64_t
sort__thread_cmp(struct hist_entry *left, struct hist_entry *right)
{
- return right->thread->pid - left->thread->pid;
+ return right->thread->tid - left->thread->tid;
}
static int hist_entry__thread_snprintf(struct hist_entry *self, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%*s:%5d", width - 6,
- self->thread->comm ?: "", self->thread->pid);
+ self->thread->comm ?: "", self->thread->tid);
}
struct sort_entry sort_thread = {
@@ -77,7 +77,7 @@ struct sort_entry sort_thread = {
static int64_t
sort__comm_cmp(struct hist_entry *left, struct hist_entry *right)
{
- return right->thread->pid - left->thread->pid;
+ return right->thread->tid - left->thread->tid;
}
static int64_t
diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c
index 40399cb..6feeb88 100644
--- a/tools/perf/util/thread.c
+++ b/tools/perf/util/thread.c
@@ -7,17 +7,17 @@
#include "util.h"
#include "debug.h"
-struct thread *thread__new(pid_t pid)
+struct thread *thread__new(pid_t tid)
{
struct thread *self = zalloc(sizeof(*self));
if (self != NULL) {
map_groups__init(&self->mg);
- self->pid = pid;
+ self->tid = tid;
self->ppid = -1;
self->comm = malloc(32);
if (self->comm)
- snprintf(self->comm, 32, ":%d", self->pid);
+ snprintf(self->comm, 32, ":%d", self->tid);
}
return self;
@@ -57,7 +57,7 @@ int thread__comm_len(struct thread *self)
size_t thread__fprintf(struct thread *thread, FILE *fp)
{
- return fprintf(fp, "Thread %d %s\n", thread->pid, thread->comm) +
+ return fprintf(fp, "Thread %d %s\n", thread->tid, thread->comm) +
map_groups__fprintf(&thread->mg, verbose, fp);
}
@@ -84,7 +84,7 @@ int thread__fork(struct thread *self, struct thread *parent)
if (map_groups__clone(&self->mg, &parent->mg, i) < 0)
return -ENOMEM;
- self->ppid = parent->pid;
+ self->ppid = parent->tid;
return 0;
}
diff --git a/tools/perf/util/thread.h b/tools/perf/util/thread.h
index 5e7ba35..0fe1f9c 100644
--- a/tools/perf/util/thread.h
+++ b/tools/perf/util/thread.h
@@ -12,7 +12,7 @@ struct thread {
struct list_head node;
};
struct map_groups mg;
- pid_t pid;
+ pid_t tid;
pid_t ppid;
char shortname[3];
bool comm_set;
@@ -24,7 +24,7 @@ struct thread {
struct machine;
-struct thread *thread__new(pid_t pid);
+struct thread *thread__new(pid_t tid);
void thread__delete(struct thread *self);
int thread__set_comm(struct thread *self, const char *comm);
--
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