linux-kernel - Re: [PATCH 2/4] tracing/sched: Fix task states in sched switch event

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Date:	Thu, 13 May 2010 08:15:11 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Carsten Emde <C.Emde@...dl.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: Re: [PATCH 2/4] tracing/sched: Fix task states in sched switch event


* Steven Rostedt <rostedt@...dmis.org> wrote:

> +#define TASK_STATE_X(num) TASK_STATE_##num " (" DESCR_TASK_STATE_##num ")"
>  static const char *task_state_array[] = {
> -	"R (running)",		/*   0 */
> -	"S (sleeping)",		/*   1 */
> -	"D (disk sleep)",	/*   2 */
> -	"T (stopped)",		/*   4 */
> -	"t (tracing stop)",	/*   8 */
> -	"Z (zombie)",		/*  16 */
> -	"X (dead)",		/*  32 */
> -	"x (dead)",		/*  64 */
> -	"K (wakekill)",		/* 128 */
> -	"W (waking)",		/* 256 */
> +	TASK_STATE_X(0),
> +	TASK_STATE_X(1),
> +	TASK_STATE_X(2),
> +	TASK_STATE_X(4),
> +	TASK_STATE_X(8),
> +	TASK_STATE_X(16),
> +	TASK_STATE_X(32),
> +	TASK_STATE_X(64),
> +	TASK_STATE_X(128),
> +	TASK_STATE_X(256)

Hm, this is totally unreadable. What does 'TASK_STATE_X' mean??

	Ingo
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