From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5A41BC432C0 for ; Tue, 19 Nov 2019 05:47:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2B35A21783 for ; Tue, 19 Nov 2019 05:47:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574142465; bh=paYbxFJhwWi5rUZFJYNrk3e0i0/3tdHI35nXxRrVAuE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=TeBERhPyxQXBrBTABwZ9b/Ud90Y3E1wrV0pzMiCFl+5sqej0sXI3kNJNDtIJpoT0Q 1y6Q3Of2osjSbB+Vb2U34R6Tl+v2GP8VIYwBNF8s4C+9fWN9mr82pP29lMwUjXcNCd 3chUeQQ7seiSTBdISAA8cvx6zs1jo/6ZCJVm31Jc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730987AbfKSFrn (ORCPT ); Tue, 19 Nov 2019 00:47:43 -0500 Received: from mail.kernel.org ([198.145.29.99]:44060 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730881AbfKSFrm (ORCPT ); Tue, 19 Nov 2019 00:47:42 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 172112071B; Tue, 19 Nov 2019 05:47:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574142461; bh=paYbxFJhwWi5rUZFJYNrk3e0i0/3tdHI35nXxRrVAuE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=EvvX5xKSKR5Pqi65FcTxa1V3One8IcGsToGo1s7F7MLbb7DvZ0vdGtWqFbALyko95 L7aDml/Qb10fiZg9CoPULXS/piKknqWU0iJ1JlM0ro/ZGRr+1WdjR2l57uKPWH64vU wEes0ENlTNqL5ifI67RK/U9NhbBV9Hh6UTJmlT7g= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= , "Peter Zijlstra (Intel)" , Linus Torvalds , Sebastian Andrzej Siewior , Thomas Gleixner , kernel@pengutronix.de, Ingo Molnar , Sasha Levin Subject: [PATCH 4.14 082/239] sched/debug: Use symbolic names for task state constants Date: Tue, 19 Nov 2019 06:18:02 +0100 Message-Id: <20191119051315.892771273@linuxfoundation.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191119051255.850204959@linuxfoundation.org> References: <20191119051255.850204959@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Uwe Kleine-König [ Upstream commit ff28915fd31ccafc0d38e6f84b66df280ed9e86a ] include/trace/events/sched.h includes (via ) and so knows about the TASK_* constants used to interpret .prev_state. So instead of duplicating the magic numbers make use of the defined macros to ease understanding the mapping from state bits to letters which isn't completely intuitive for an outsider. Signed-off-by: Uwe Kleine-König Signed-off-by: Peter Zijlstra (Intel) Cc: Linus Torvalds Cc: Peter Zijlstra Cc: Sebastian Andrzej Siewior Cc: Thomas Gleixner Cc: kernel@pengutronix.de Link: http://lkml.kernel.org/r/20180905093636.24068-1-u.kleine-koenig@pengutronix.de Signed-off-by: Ingo Molnar Signed-off-by: Sasha Levin --- include/trace/events/sched.h | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h index 6e692a52936c7..18197e0bb5108 100644 --- a/include/trace/events/sched.h +++ b/include/trace/events/sched.h @@ -169,9 +169,14 @@ TRACE_EVENT(sched_switch, (__entry->prev_state & (TASK_REPORT_MAX - 1)) ? __print_flags(__entry->prev_state & (TASK_REPORT_MAX - 1), "|", - { 0x01, "S" }, { 0x02, "D" }, { 0x04, "T" }, - { 0x08, "t" }, { 0x10, "X" }, { 0x20, "Z" }, - { 0x40, "P" }, { 0x80, "I" }) : + { TASK_INTERRUPTIBLE, "S" }, + { TASK_UNINTERRUPTIBLE, "D" }, + { __TASK_STOPPED, "T" }, + { __TASK_TRACED, "t" }, + { EXIT_DEAD, "X" }, + { EXIT_ZOMBIE, "Z" }, + { TASK_PARKED, "P" }, + { TASK_DEAD, "I" }) : "R", __entry->prev_state & TASK_REPORT_MAX ? "+" : "", -- 2.20.1