From patchwork Tue Sep 12 18:41:28 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= X-Patchwork-Id: 13382038 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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 47DDCEE3F0C for ; Tue, 12 Sep 2023 18:42:39 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qg8Kc-0004Uz-0J; Tue, 12 Sep 2023 14:41:50 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qg8KX-0004Tc-3w for qemu-devel@nongnu.org; Tue, 12 Sep 2023 14:41:45 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qg8KU-0001R3-3H for qemu-devel@nongnu.org; Tue, 12 Sep 2023 14:41:44 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1694544101; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=jmz3fnUyyNHeeq0yChyHiqQDJDibl5/ScPj+H4Udnqs=; b=UUGDy8PZ5niu5eO0J6mvqwflsWTPIQJgE5PRfo1tqOOV0E9DJNqYlrBeruEmftXicFjk4E g+SeVSgzxcj5kB09ih9lvsi//FMplPodHEmHAPCqXoaN0zd/NyG4XXeaMjT27/lgOW/rd5 0Vb84dWzzfQuU8e9GSU6UnnM74n5pjQ= Received: from mimecast-mx02.redhat.com (mx-ext.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-681-yQX6Wp6JMdGc5unjBWGJDA-1; Tue, 12 Sep 2023 14:41:37 -0400 X-MC-Unique: yQX6Wp6JMdGc5unjBWGJDA-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.rdu2.redhat.com [10.11.54.5]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 297003C0EAA0; Tue, 12 Sep 2023 18:41:37 +0000 (UTC) Received: from localhost.localdomain.com (unknown [10.42.28.38]) by smtp.corp.redhat.com (Postfix) with ESMTP id 9823B7B62; Tue, 12 Sep 2023 18:41:35 +0000 (UTC) From: =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= To: qemu-devel@nongnu.org Cc: Laurent Vivier , Peter Maydell , =?utf-8?q?Philippe_Mathieu-Daud?= =?utf-8?q?=C3=A9?= , =?utf-8?q?Alex_Benn=C3=A9e?= , qemu-arm@nongnu.org, Stefan Hajnoczi , Paolo Bonzini , Joel Stanley , Wainer dos Santos Moschetta , Beraldo Leal , Thomas Huth , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= Subject: [PATCH 2/4] qtest: kill orphaned qtest QEMU processes on FreeBSD Date: Tue, 12 Sep 2023 19:41:28 +0100 Message-ID: <20230912184130.3056054-3-berrange@redhat.com> In-Reply-To: <20230912184130.3056054-1-berrange@redhat.com> References: <20230912184130.3056054-1-berrange@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.5 Received-SPF: pass client-ip=170.10.129.124; envelope-from=berrange@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Linux we use PR_SET_PDEATHSIG to kill orphaned QEMU processes if we fail to call qtest_quit(), or the test program aborts/segvs. This prevents meson from hanging forever due to the orphaned process keeping stdout open. On FreeBSD we can achieve the same using PROC_PDEATHSIG_CTL, which gives us the equivalent protection against hangs. Signed-off-by: Daniel P. Berrangé Reviewed-by: Richard Henderson --- tests/qtest/libqtest.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/tests/qtest/libqtest.c b/tests/qtest/libqtest.c index 34b9c14b75..b1eba71ffe 100644 --- a/tests/qtest/libqtest.c +++ b/tests/qtest/libqtest.c @@ -24,6 +24,9 @@ #ifdef __linux__ #include #endif /* __linux__ */ +#ifdef __FreeBSD__ +#include +#endif /* __FreeBSD__ */ #include "libqtest.h" #include "libqmp.h" @@ -414,6 +417,10 @@ static QTestState *G_GNUC_PRINTF(1, 2) qtest_spawn_qemu(const char *fmt, ...) */ prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0); #endif /* __linux__ */ +#ifdef __FreeBSD__ + int sig = SIGKILL; + procctl(P_PID, getpid(), PROC_PDEATHSIG_CTL, &sig); +#endif /* __FreeBSD__ */ if (!g_setenv("QEMU_AUDIO_DRV", "none", true)) { exit(1); }