linux-kernel - [RFC PATCH v4 2/7] perf sched: sync state char array with the kernel

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Message-ID: <20230802121116.324604-3-zegao@tencent.com>
Date:   Wed,  2 Aug 2023 08:09:57 -0400
From:   Ze Gao <zegao2021@...il.com>
To:     Adrian Hunter <adrian.hunter@...el.com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Ian Rogers <irogers@...gle.com>,
        Ingo Molnar <mingo@...hat.com>, Jiri Olsa <jolsa@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Steven Rostedt <rostedt@...dmis.org>
Cc:     linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
        linux-trace-kernel@...r.kernel.org,
        linux-trace-devel@...r.kernel.org, Ze Gao <zegao2021@...il.com>,
        Ze Gao <zegao@...cent.com>
Subject: [RFC PATCH v4 2/7] perf sched: sync state char array with the kernel

From: Ze Gao <zegao2021@...il.com>

Update state char array and then remove unused and stale
macros, which are kernel internal representations and not
encouraged to use anymore.

Signed-off-by: Ze Gao <zegao@...cent.com>
---
 tools/perf/builtin-sched.c | 13 +------------
 1 file changed, 1 insertion(+), 12 deletions(-)

diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index 9ab300b6f131..8dc8f071721c 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -92,23 +92,12 @@ struct sched_atom {
 	struct task_desc	*wakee;
 };
 
-#define TASK_STATE_TO_CHAR_STR "RSDTtZXxKWP"
+#define TASK_STATE_TO_CHAR_STR "RSDTtXZPI"
 
 /* task state bitmask, copied from include/linux/sched.h */
 #define TASK_RUNNING		0
 #define TASK_INTERRUPTIBLE	1
 #define TASK_UNINTERRUPTIBLE	2
-#define __TASK_STOPPED		4
-#define __TASK_TRACED		8
-/* in tsk->exit_state */
-#define EXIT_DEAD		16
-#define EXIT_ZOMBIE		32
-#define EXIT_TRACE		(EXIT_ZOMBIE | EXIT_DEAD)
-/* in tsk->state again */
-#define TASK_DEAD		64
-#define TASK_WAKEKILL		128
-#define TASK_WAKING		256
-#define TASK_PARKED		512
 
 enum thread_state {
 	THREAD_SLEEPING = 0,
-- 
2.41.0