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=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED,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 A4A1CC43381 for ; Sat, 30 Mar 2019 00:57:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 75246218AC for ; Sat, 30 Mar 2019 00:57:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1553907473; bh=sTnlT9fuDAeUB3/iucjyhRAAO8zpsjswbUXbqvyY5QE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Zl3NUbBBHxtdnl7Vakl/tNmPaU+5nSqW5iAIGewdkuk47+lTU01vbWf7wG+9VBvl3 7mCZocFTJQ8RAwf9mw3junQhPLSTDg6TphWa9Sa3kwfMmIv/4jnQgg/tMaUtIxqav0 CXYBnzpIeBJoqFwq7Zhuvj7Bo2Cm1M3RmZSezFxQ= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732210AbfC3A5w (ORCPT ); Fri, 29 Mar 2019 20:57:52 -0400 Received: from mail.kernel.org ([198.145.29.99]:38302 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732192AbfC3A5s (ORCPT ); Fri, 29 Mar 2019 20:57:48 -0400 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 4D2B4217F5; Sat, 30 Mar 2019 00:57:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1553907468; bh=sTnlT9fuDAeUB3/iucjyhRAAO8zpsjswbUXbqvyY5QE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ACVuOw2bXW1lZhI9ksXvl12tc9HCwRtLCMXv/Z6wvgiVTQk1Ez6N5lNwOWKP/HLoR adig8uoYpyTEyNER9r+vyh4WHXtrDT32eS96NH2PlkhJBbtASVOdLEPfyuXsvxxIv1 l7Mn6ibE6Sq+XsDRbj+YVOFecSkduTS8SIzeKgZQ= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: David Arcari , "Rafael J . Wysocki" , Sasha Levin , linux-pm@vger.kernel.org Subject: [PATCH AUTOSEL 3.18 09/15] tools/power turbostat: return the exit status of a command Date: Fri, 29 Mar 2019 20:57:24 -0400 Message-Id: <20190330005730.28777-9-sashal@kernel.org> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20190330005730.28777-1-sashal@kernel.org> References: <20190330005730.28777-1-sashal@kernel.org> MIME-Version: 1.0 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: David Arcari [ Upstream commit 2a95496634a017c19641f26f00907af75b962f01 ] turbostat failed to return a non-zero exit status even though the supplied command (turbostat ) failed. Currently when turbostat forks a command it returns zero instead of the actual exit status of the command. Modify the code to return the exit status. Signed-off-by: David Arcari Acked-by: Len Brown Signed-off-by: Rafael J. Wysocki Signed-off-by: Sasha Levin --- tools/power/x86/turbostat/turbostat.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c index f771e09eef33..06e1bf9bf1a8 100644 --- a/tools/power/x86/turbostat/turbostat.c +++ b/tools/power/x86/turbostat/turbostat.c @@ -2347,6 +2347,9 @@ int fork_it(char **argv) signal(SIGQUIT, SIG_IGN); if (waitpid(child_pid, &status, 0) == -1) err(status, "waitpid"); + + if (WIFEXITED(status)) + status = WEXITSTATUS(status); } /* * n.b. fork_it() does not check for errors from for_all_cpus() -- 2.19.1