linux-kernel - [PATCH 4/5] perf tools: Add machine pointer into thread struct

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Date:	Fri, 14 Mar 2014 15:00:05 +0100
From:	Jiri Olsa <jolsa@...hat.com>
To:	linux-kernel@...r.kernel.org
Cc:	Jiri Olsa <jolsa@...hat.com>, Don Zickus <dzickus@...hat.com>,
	Corey Ashford <cjashfor@...ux.vnet.ibm.com>,
	David Ahern <dsahern@...il.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Ingo Molnar <mingo@...nel.org>,
	Namhyung Kim <namhyung@...nel.org>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Subject: [PATCH 4/5] perf tools: Add machine pointer into thread struct

Need machine pointer in thread object, so we could
lookup the process thread in following patch.

Signed-off-by: Jiri Olsa <jolsa@...hat.com>
Cc: Don Zickus <dzickus@...hat.com>
Cc: Corey Ashford <cjashfor@...ux.vnet.ibm.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Arnaldo Carvalho de Melo <acme@...stprotocols.net>
---
 tools/perf/util/machine.c | 2 +-
 tools/perf/util/thread.c  | 4 +++-
 tools/perf/util/thread.h  | 5 ++++-
 3 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index 009dfb4..6196bb9 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -311,7 +311,7 @@ static struct thread *__machine__findnew_thread(struct machine *machine,
 	if (!create)
 		return NULL;
 
-	th = thread__new(pid, tid);
+	th = thread__new(pid, tid, machine);
 	if (th != NULL) {
 		rb_link_node(&th->rb_node, parent, p);
 		rb_insert_color(&th->rb_node, &machine->threads);
diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c
index ac77b6c..7c1aad0 100644
--- a/tools/perf/util/thread.c
+++ b/tools/perf/util/thread.c
@@ -8,13 +8,15 @@
 #include "debug.h"
 #include "comm.h"
 
-struct thread *thread__new(pid_t pid, pid_t tid)
+struct thread *thread__new(pid_t pid, pid_t tid,
+			   struct machine *machine)
 {
 	char *comm_str;
 	struct comm *comm;
 	struct thread *thread = zalloc(sizeof(*thread));
 
 	if (thread != NULL) {
+		thread->machine = machine;
 		thread->pid_ = pid;
 		thread->tid = tid;
 		thread->ppid = -1;
diff --git a/tools/perf/util/thread.h b/tools/perf/util/thread.h
index 77d0be2..2200557 100644
--- a/tools/perf/util/thread.h
+++ b/tools/perf/util/thread.h
@@ -7,12 +7,14 @@
 #include <sys/types.h>
 #include "symbol.h"
 #include <strlist.h>
+#include "machine.h"
 
 struct thread {
 	union {
 		struct rb_node	 rb_node;
 		struct list_head node;
 	};
+	struct machine		*machine;
 	struct map_groups	*mg;
 	pid_t			pid_; /* Not all tools update this */
 	pid_t			tid;
@@ -29,7 +31,8 @@ struct thread {
 struct machine;
 struct comm;
 
-struct thread *thread__new(pid_t pid, pid_t tid);
+struct thread *thread__new(pid_t pid, pid_t tid,
+			   struct machine *machine);
 void thread__delete(struct thread *thread);
 static inline void thread__exited(struct thread *thread)
 {
-- 
1.8.3.1

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