On 7/18/13 4:42 AM, Adrian Hunter wrote:
Add a new parameter for 'pid' to machine__findnew_thread().
Change callers to pass 'pid' when it is known.

Signed-off-by: Adrian Hunter <[email protected]>
---
  tools/perf/builtin-inject.c   |  2 +-
  tools/perf/builtin-kmem.c     |  3 ++-
  tools/perf/builtin-kvm.c      |  3 ++-
  tools/perf/builtin-lock.c     |  3 ++-
  tools/perf/builtin-sched.c    | 17 +++++++++--------
  tools/perf/builtin-script.c   |  3 ++-
  tools/perf/builtin-trace.c    | 12 +++++++++---
  tools/perf/tests/hists_link.c |  3 ++-
  tools/perf/util/build-id.c    |  7 +++++--
  tools/perf/util/event.c       |  3 ++-
  tools/perf/util/machine.c     | 23 ++++++++++++++++-------
  tools/perf/util/machine.h     |  3 ++-
  tools/perf/util/session.c     |  2 +-
  13 files changed, 55 insertions(+), 29 deletions(-)

diff --git a/tools/perf/builtin-inject.c b/tools/perf/builtin-inject.c
index 1d8de2e..0d4ae1d 100644
--- a/tools/perf/builtin-inject.c
+++ b/tools/perf/builtin-inject.c
@@ -198,7 +198,7 @@ static int perf_event__inject_buildid(struct perf_tool 
*tool,

        cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK;

-       thread = machine__findnew_thread(machine, event->ip.pid);
+       thread = machine__findnew_thread(machine, event->ip.pid, event->ip.pid);

event->ip.tid? at a minimum current functionality is retained with
machine__findnew_thread(machine, 0, event->ip.pid)


        if (thread == NULL) {
                pr_err("problem processing %d event, skipping it.\n",
                       event->header.type);
diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c
index b49f5c5..c324778 100644
--- a/tools/perf/builtin-kmem.c
+++ b/tools/perf/builtin-kmem.c
@@ -305,7 +305,8 @@ static int process_sample_event(struct perf_tool *tool 
__maybe_unused,
                                struct perf_evsel *evsel,
                                struct machine *machine)
  {
-       struct thread *thread = machine__findnew_thread(machine, event->ip.pid);
+       struct thread *thread = machine__findnew_thread(machine, event->ip.pid,
+                                                       event->ip.pid);

ditto.


diff --git a/tools/perf/tests/hists_link.c b/tools/perf/tests/hists_link.c
index 89085a9..5a178d5 100644
--- a/tools/perf/tests/hists_link.c
+++ b/tools/perf/tests/hists_link.c
@@ -88,7 +88,8 @@ static struct machine *setup_fake_machine(struct machines 
*machines)
        for (i = 0; i < ARRAY_SIZE(fake_threads); i++) {
                struct thread *thread;

-               thread = machine__findnew_thread(machine, fake_threads[i].pid);
+               thread = machine__findnew_thread(machine, fake_threads[i].pid,
+                                                fake_threads[i].pid);

And here

                if (thread == NULL)
                        goto out;

diff --git a/tools/perf/util/build-id.c b/tools/perf/util/build-id.c
index 5295625..0f9d27a 100644
--- a/tools/perf/util/build-id.c
+++ b/tools/perf/util/build-id.c
@@ -24,7 +24,8 @@ int build_id__mark_dso_hit(struct perf_tool *tool 
__maybe_unused,
  {
        struct addr_location al;
        u8 cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK;
-       struct thread *thread = machine__findnew_thread(machine, event->ip.pid);
+       struct thread *thread = machine__findnew_thread(machine, event->ip.pid,
+                                                       event->ip.pid);

and here.

diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c
index 9541270..ec494a3 100644
--- a/tools/perf/util/event.c
+++ b/tools/perf/util/event.c
@@ -677,7 +677,8 @@ int perf_event__preprocess_sample(const union perf_event 
*event,
                                  symbol_filter_t filter)
  {
        u8 cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK;
-       struct thread *thread = machine__findnew_thread(machine, event->ip.pid);
+       struct thread *thread = machine__findnew_thread(machine, event->ip.pid,
+                                                       event->ip.pid);

and here


        if (thread == NULL)
                return -1;
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index 67ba572..16b84ac 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -30,7 +30,8 @@ int machine__init(struct machine *machine, const char 
*root_dir, pid_t pid)
                return -ENOMEM;

        if (pid != HOST_KERNEL_ID) {
-               struct thread *thread = machine__findnew_thread(machine, pid);
+               struct thread *thread = machine__findnew_thread(machine, 0,
+                                                               pid);
                char comm[64];

                if (thread == NULL)
@@ -282,9 +283,10 @@ static struct thread *__machine__findnew_thread(struct 
machine *machine,
        return th;
  }

-struct thread *machine__findnew_thread(struct machine *machine, pid_t tid)
+struct thread *machine__findnew_thread(struct machine *machine, pid_t pid,
+                                      pid_t tid)
  {
-       return __machine__findnew_thread(machine, 0, tid, true);
+       return __machine__findnew_thread(machine, pid, tid, true);
  }

  struct thread *machine__find_thread(struct machine *machine, pid_t tid)
@@ -294,7 +296,9 @@ struct thread *machine__find_thread(struct machine 
*machine, pid_t tid)

  int machine__process_comm_event(struct machine *machine, union perf_event 
*event)
  {
-       struct thread *thread = machine__findnew_thread(machine, 
event->comm.tid);
+       struct thread *thread = machine__findnew_thread(machine,
+                                                       event->comm.pid,
+                                                       event->comm.tid);

        if (dump_trace)
                perf_event__fprintf_comm(event, stdout);
@@ -975,7 +979,8 @@ int machine__process_mmap_event(struct machine *machine, 
union perf_event *event
                return 0;
        }

-       thread = machine__findnew_thread(machine, event->mmap.pid);
+       thread = machine__findnew_thread(machine, event->mmap.pid,
+                                        event->mmap.pid);

and here.

David
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