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=-9.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,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 A691BC282CE for ; Wed, 24 Apr 2019 17:20:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7361D205ED for ; Wed, 24 Apr 2019 17:20:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1556126434; bh=xuliVB62vRPn6Pbv+iP+x6J3FoVNoO7colQC8fMP2HY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=YlyNeL92Dj6+05ibU+nT41SkGp4LhyX1Rvu2uQtZk01nYXIq/gLXO6p18bzfxWpmr 8Fl4WfSnmAlk+nAQlGuDzqOfW3ZhiqGi3mGCkXoRIgF+k3ImHMQBlc0rpOXpxOmWj1 0OeiQrayd9pozGJkgJc5Hh81BAE7VqMzvmvYcGsQ= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389187AbfDXRUd (ORCPT ); Wed, 24 Apr 2019 13:20:33 -0400 Received: from mail.kernel.org ([198.145.29.99]:45826 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389168AbfDXRUb (ORCPT ); Wed, 24 Apr 2019 13:20:31 -0400 Received: from localhost (62-193-50-229.as16211.net [62.193.50.229]) (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 C819320675; Wed, 24 Apr 2019 17:20:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1556126430; bh=xuliVB62vRPn6Pbv+iP+x6J3FoVNoO7colQC8fMP2HY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=yiWVWnRrtoh6+YHTnJ0XMFXsgrORblfq1GNUgsVcXlbv13APzv198BaDWLqRdjRaT MSzlBYNY7OuwoF35lxZqrdUYpkPuFbAv0/rF9xYtAl2JdA4kO+MWkcwkHXwzO3vZG8 CyMAehH2NTiZqvnH0MetUt2SaESzB4qtucYQwhzA= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, David Arcari , Len Brown , "Rafael J. Wysocki" , Sasha Levin Subject: [PATCH 4.4 108/168] tools/power turbostat: return the exit status of a command Date: Wed, 24 Apr 2019 19:09:12 +0200 Message-Id: <20190424170929.942284106@linuxfoundation.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190424170923.452349382@linuxfoundation.org> References: <20190424170923.452349382@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org [ 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 33c79e415075..532e7bf06868 100644 --- a/tools/power/x86/turbostat/turbostat.c +++ b/tools/power/x86/turbostat/turbostat.c @@ -3089,6 +3089,9 @@ 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