From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-out.m-online.net (mail-out.m-online.net [IPv6:2001:a60:0:28:0:1:25:1]) by sourceware.org (Postfix) with ESMTPS id CBC083858D29 for ; Mon, 15 Mar 2021 10:55:47 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org CBC083858D29 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=linux-m68k.org Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=whitebox@nefkom.net Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 4DzYHQ3QbGz1rwbQ; Mon, 15 Mar 2021 11:55:46 +0100 (CET) Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 4DzYHQ15MSz1qqkJ; Mon, 15 Mar 2021 11:55:46 +0100 (CET) X-Virus-Scanned: amavisd-new at mnet-online.de Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.70]) (amavisd-new, port 10024) with ESMTP id MMc5dRnQsQNv; Mon, 15 Mar 2021 11:55:44 +0100 (CET) X-Auth-Info: hfEe8NI85ikP+trwuT4inCjzPVU99BtNS5CTL6hTx5O/cEwtssMAkwVVT+p3evsU Received: from igel.home (ppp-46-244-186-7.dynamic.mnet-online.de [46.244.186.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Mon, 15 Mar 2021 11:55:44 +0100 (CET) Received: by igel.home (Postfix, from userid 1000) id 1CBB32C32EB; Mon, 15 Mar 2021 11:55:44 +0100 (CET) From: Andreas Schwab To: Lukasz Majewski Cc: Joseph Myers , Adhemerval Zanella , Florian Weimer , GNU C Library Subject: Re: [PATCH] tst: Provide test for getrusage References: <20210315104223.32542-1-lukma@denx.de> X-Yow: Did YOU find a DIGITAL WATCH in YOUR box of VELVEETA? Date: Mon, 15 Mar 2021 11:55:44 +0100 In-Reply-To: <20210315104223.32542-1-lukma@denx.de> (Lukasz Majewski's message of "Mon, 15 Mar 2021 11:42:23 +0100") Message-ID: <87wnu83cun.fsf@igel.home> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1.91 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-10.3 required=5.0 tests=BAYES_00, GIT_PATCH_0, HEADER_FROM_DIFFERENT_DOMAINS, KAM_DMARC_STATUS, KAM_SHORT, RCVD_IN_DNSWL_LOW, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 15 Mar 2021 10:55:49 -0000 On Mär 15 2021, Lukasz Majewski wrote: > diff --git a/sysdeps/unix/sysv/linux/tst-getrusage.c b/sysdeps/unix/sysv/linux/tst-getrusage.c > new file mode 100644 > index 0000000000..068becdadb > --- /dev/null > +++ b/sysdeps/unix/sysv/linux/tst-getrusage.c > @@ -0,0 +1,55 @@ > +/* Test for getrusage > + Copyright (C) 2021 Free Software Foundation, Inc. > + This file is part of the GNU C Library. > + > + The GNU C Library is free software; you can redistribute it and/or > + modify it under the terms of the GNU Lesser General Public > + License as published by the Free Software Foundation; either > + version 2.1 of the License, or (at your option) any later version. > + > + The GNU C Library is distributed in the hope that it will be useful, > + but WITHOUT ANY WARRANTY; without even the implied warranty of > + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU > + Lesser General Public License for more details. > + > + You should have received a copy of the GNU Lesser General Public > + License along with the GNU C Library; if not, see > + . */ > + > +#include > +#include > +#include > +#include > + > +#define TST_GETRUSAGE_TIMEOUT 1 > + > +static int > +do_test (void) > +{ > + struct timespec tv_then, tv_now, gru_u, gru_s, s, r; > + struct rusage ru; > + int ret; > + > + tv_then = xclock_now (CLOCK_REALTIME); > + /* Busy wait for 1 second. */ > + do > + { > + tv_now = xclock_now (CLOCK_REALTIME); > + r = timespec_sub (tv_now, tv_then); > + } while ( r.tv_sec != TST_GETRUSAGE_TIMEOUT ); What happens if the process stalls for a second? Andreas. -- Andreas Schwab, schwab@linux-m68k.org GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1 "And now for something completely different."