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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 19A68FA372C for ; Fri, 8 Nov 2019 11:44:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E3E9722466 for ; Fri, 8 Nov 2019 11:44:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573213475; bh=paYbxFJhwWi5rUZFJYNrk3e0i0/3tdHI35nXxRrVAuE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=QdalrRX0rfRiwpuz6RwUOgf71CisrSrUE+3QTmIYHbZRDgjQ1iws1s3cJeOHbCppi TuxjyrUc1Knac1OA83B1XG/FOhgyilx/hZJ9qDhnTJH9AMx2y84y+xL/L3ySvUw7Dv TWczW1Vzbb/kQs+oT2XV0yP94z58WUjeCK5H4gr0= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390803AbfKHLoe (ORCPT ); Fri, 8 Nov 2019 06:44:34 -0500 Received: from mail.kernel.org ([198.145.29.99]:59480 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387767AbfKHLoc (ORCPT ); Fri, 8 Nov 2019 06:44:32 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 71C30222D1; Fri, 8 Nov 2019 11:44:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573213471; bh=paYbxFJhwWi5rUZFJYNrk3e0i0/3tdHI35nXxRrVAuE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=LPE+di6q8nVbjsxW7GHXjLeBwJUlhxS2jquUxyvwfvkOCaZhiFNAU19pwlvLNxwBp KMBsnojnJBFffZk2WF5hYf++nuTis1lqyb8K8ksJFF2W58PU9PR4HARUl/ocyGWdrW f1UeIgObe7tNxRuw2l7fKA4iv2kD0CQ5SFOc+PV0= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= , Peter Zijlstra , Linus Torvalds , Sebastian Andrzej Siewior , Thomas Gleixner , kernel@pengutronix.de, Ingo Molnar , Sasha Levin Subject: [PATCH AUTOSEL 4.14 055/103] sched/debug: Use symbolic names for task state constants Date: Fri, 8 Nov 2019 06:42:20 -0500 Message-Id: <20191108114310.14363-55-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191108114310.14363-1-sashal@kernel.org> References: <20191108114310.14363-1-sashal@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@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