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@intel.com>
Acked-by: David Ahern <dsahern@gmail.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.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@redhat.com>

1 files changed, 10 insertions, 10 deletions

diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index 93527afb09d5..5dd5026a82ef 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)