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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EB076C433F5 for ; Mon, 8 Nov 2021 13:11:15 +0000 (UTC) Received: from picard.linux.it (picard.linux.it [213.254.12.146]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1F234610A3 for ; Mon, 8 Nov 2021 13:11:14 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 1F234610A3 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.cz Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=lists.linux.it Received: from picard.linux.it (localhost [IPv6:::1]) by picard.linux.it (Postfix) with ESMTP id D1F763C780F for ; Mon, 8 Nov 2021 14:11:12 +0100 (CET) Received: from in-6.smtp.seeweb.it (in-6.smtp.seeweb.it [217.194.8.6]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by picard.linux.it (Postfix) with ESMTPS id 18F653C74DB for ; Mon, 8 Nov 2021 14:11:03 +0100 (CET) Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.220.29]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by in-6.smtp.seeweb.it (Postfix) with ESMTPS id 7A0DD1400DAF for ; Mon, 8 Nov 2021 14:11:03 +0100 (CET) Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id 691821FD78; Mon, 8 Nov 2021 13:11:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_rsa; t=1636377062; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=PrI2tUwMR8MKFuoLD3foEUOVO4/t6OJXBiYK7/FkChs=; b=QaTtZokfwl40mZfvOrZTJysm/+AtdvoLmd2eBwjCSbj5ZHa0nFues01i5q/yo5FFD/4R/h Ac/oju9X/kFeGsP+rA72bZIntQJE3+Fsvu+D7Et+6pUGR7e7Y8Pxag4p6D7r4y59MVvrmD cyi81XkYSLvOlvw8XlnKxd91wAihD70= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_ed25519; t=1636377062; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=PrI2tUwMR8MKFuoLD3foEUOVO4/t6OJXBiYK7/FkChs=; b=QlUlBrI5qiuN5ji2N4kZ32lfsNroQuU/mWbtuAc2S4pDAwcYGYRo5osMpUMOLdc5BjmrTt uy51tOZzSy7AI0Cw== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id 4E43313B96; Mon, 8 Nov 2021 13:11:02 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id aEnsEeYhiWEBewAAMHmgww (envelope-from ); Mon, 08 Nov 2021 13:11:02 +0000 Date: Mon, 8 Nov 2021 14:12:02 +0100 From: Cyril Hrubis To: Zhao Gongyi Message-ID: References: <20211108073828.33126-1-zhaogongyi@huawei.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20211108073828.33126-1-zhaogongyi@huawei.com> X-Virus-Scanned: clamav-milter 0.102.4 at in-6.smtp.seeweb.it X-Virus-Status: Clean Subject: Re: [LTP] [PATCH] lib/tst_test.c: add *cleanup() before exit X-BeenThere: ltp@lists.linux.it X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Test Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: ltp@lists.linux.it Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ltp-bounces+ltp=archiver.kernel.org@lists.linux.it Sender: "ltp" Hi! > If the main process exit without *cleanup() and when the lib process > has exit, the test environment would not be reset when the testcase > needs resource of device or tmpfs. This looks like working around the real problem. The test library process is supposed to outlive the child in all circumstances. What exactly happens in your case that this code gets triggered? -- Cyril Hrubis chrubis@suse.cz -- Mailing list info: https://lists.linux.it/listinfo/ltp