From patchwork Fri Oct 25 01:39:32 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Zhijian Li \(Fujitsu\)" X-Patchwork-Id: 838922 Received: from esa5.hc1455-7.c3s2.iphmx.com (esa5.hc1455-7.c3s2.iphmx.com [68.232.139.130]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 65A3A2261D; Fri, 25 Oct 2024 01:39:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=68.232.139.130 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729820345; cv=none; b=SmTsKuXkmDEXQFTmoJwpMBKZHB9EjcBnsHw19Jcmt2Jc21l+WaF5ThWrBTyeV48QVIgzTf4/W25HzmfcBVJRLYhx+h1qEijhK/GstTItbhJ1wonBSKWQhbcEdrhIWTjFMb2SSxvMtDZ28omoPF15L19CuhvBfS9KAgO3A3hFnss= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729820345; c=relaxed/simple; bh=HnPtkT7fpVyFtq4I3xKJYtqJTPjsAp1EyhBqcABcKp4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=AMqMh4fmlscSP5jgNElSZJmddCe5pcMvUjZOUuDSKuaajUG2keqD+FxoJlqD/3w21Fl3adcWgdZAM1Ol9ipHZ4eyzfiN9Mvwf63YzZrV/Mv3eDf3fk6rs9+/j6phfqpBPCIM2Uu2ioe0DeGz9fPfw8bOO0d7szm2hpod7iqyg7U= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=fujitsu.com; spf=pass smtp.mailfrom=fujitsu.com; dkim=pass (2048-bit key) header.d=fujitsu.com header.i=@fujitsu.com header.b=QQQfNITR; arc=none smtp.client-ip=68.232.139.130 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=fujitsu.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=fujitsu.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=fujitsu.com header.i=@fujitsu.com header.b="QQQfNITR" DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=fujitsu.com; i=@fujitsu.com; q=dns/txt; s=fj2; t=1729820343; x=1761356343; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=HnPtkT7fpVyFtq4I3xKJYtqJTPjsAp1EyhBqcABcKp4=; b=QQQfNITRcemzSMwnoEAY6N7JQvK+hvCnZzpWnZ5O2kLp82G04KT6P2m8 CQfDPC9lzx/edN/ZXHDYrIxwP+4VWuk66vOq4v7vYHnYGuUNukXp65/A3 deith+kxZQbp0fCLWhSWfot6XdN2HjuPMonn/U8DItgZE4kwKjasii+kc JGarlh0Owwbz4Mq1ib/+b3bACJiw/OZJ7ccY9LWXQk73pMqRdCMJCrxM5 tVe1gyZ9ErKxdC8hHXqgcnjOqOzUhbzhU4rqS8gDvsdsqvQJehen4pcXa ai8TRS7rBEYkmPcnbb4rcM29jJIehHAHIWA6beEBTJ6CcEm2TnwJiQpg9 Q==; X-CSE-ConnectionGUID: Bc0kWaKDQBCj/QXMfEtG0A== X-CSE-MsgGUID: XRmRSx5zSJO/O8SPjJqGFA== X-IronPort-AV: E=McAfee;i="6700,10204,11235"; a="177131237" X-IronPort-AV: E=Sophos;i="6.11,230,1725289200"; d="scan'208";a="177131237" Received: from unknown (HELO oym-r2.gw.nic.fujitsu.com) ([210.162.30.90]) by esa5.hc1455-7.c3s2.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Oct 2024 10:38:55 +0900 Received: from oym-m2.gw.nic.fujitsu.com (oym-nat-oym-m2.gw.nic.fujitsu.com [192.168.87.59]) by oym-r2.gw.nic.fujitsu.com (Postfix) with ESMTP id 61A84D922F; Fri, 25 Oct 2024 10:38:53 +0900 (JST) Received: from kws-ab3.gw.nic.fujitsu.com (kws-ab3.gw.nic.fujitsu.com [192.51.206.21]) by oym-m2.gw.nic.fujitsu.com (Postfix) with ESMTP id 9CAF9BF3FF; Fri, 25 Oct 2024 10:38:52 +0900 (JST) Received: from edo.cn.fujitsu.com (edo.cn.fujitsu.com [10.167.33.5]) by kws-ab3.gw.nic.fujitsu.com (Postfix) with ESMTP id 3D91920074739; Fri, 25 Oct 2024 10:38:52 +0900 (JST) Received: from iaas-rdma.. (unknown [10.167.135.44]) by edo.cn.fujitsu.com (Postfix) with ESMTP id C1C9E1A01E9; Fri, 25 Oct 2024 09:38:51 +0800 (CST) From: Li Zhijian To: linux-kselftest@vger.kernel.org Cc: shuah@kernel.org, linux-kernel@vger.kernel.org, Li Zhijian Subject: [PATCH for-next 2/3] selftests/watchdog: exit watchdog-test with error code Date: Fri, 25 Oct 2024 09:39:32 +0800 Message-ID: <20241025013933.6516-2-lizhijian@fujitsu.com> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20241025013933.6516-1-lizhijian@fujitsu.com> References: <20241025013933.6516-1-lizhijian@fujitsu.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-TM-AS-Product-Ver: IMSS-9.1.0.1417-9.0.0.1002-28752.003 X-TM-AS-User-Approved-Sender: Yes X-TMASE-Version: IMSS-9.1.0.1417-9.0.1002-28752.003 X-TMASE-Result: 10-6.818500-10.000000 X-TMASE-MatchedRID: J0iUJQuzfPCq4Yzi/atV+4XQ/hu1OV/0FcWhaEbO5t1xxW5R7o+bOdnf JrUSEbFDTaQ+iJAfFMooSJ1XMXiioS/7QU2czuUNOWUWxTQJdI8hBMJtJ3C24rytpyEazVjcVXF z93jC3xdkdVEclM52h7c/bhbftAlrIg67HHizFeEZgmFGHqyx69DEMPvvoocvDx0O254JWHYoK3 Mur/AaLNfzNj9c+mz2VfvWvmVRqVkfE8yM4pjsD7q9UFRTJ0kKxEHRux+uk8jHUU+U0ACZwFcl5 PKwJcGA/gQCdRKK8PSt9N+2v8PC/h8zRhcWZIiE9Ree/Crsuxe5aq1sNoQWdcAeeCEAgQxHRNs/ ohMOgYsNDF8g51SDmQ== X-TMASE-SNAP-Result: 1.821001.0001-0-1-22:0,33:0,34:0-0 So that we can check its exit code to judge whether it succeeds or not. Signed-off-by: Li Zhijian --- .../testing/selftests/watchdog/watchdog-test.c | 17 +++++++++++------ 1 file changed, 11 insertions(+), 6 deletions(-) diff --git a/tools/testing/selftests/watchdog/watchdog-test.c b/tools/testing/selftests/watchdog/watchdog-test.c index 2f8fd2670897..d42fc2fd790d 100644 --- a/tools/testing/selftests/watchdog/watchdog-test.c +++ b/tools/testing/selftests/watchdog/watchdog-test.c @@ -51,7 +51,7 @@ static const struct option lopts[] = { * the PC Watchdog card to reset its internal timer so it doesn't trigger * a computer reset. */ -static void keep_alive(void) +static int keep_alive(void) { int dummy; int ret; @@ -59,6 +59,8 @@ static void keep_alive(void) ret = ioctl(fd, WDIOC_KEEPALIVE, &dummy); if (!ret) printf("."); + + return ret; } /* @@ -175,7 +177,7 @@ int main(int argc, char *argv[]) int flags; unsigned int ping_rate = DEFAULT_PING_RATE; int ret; - int c; + int c, n; int oneshot = 0, stop = 1, count = 0; char *file = "/dev/watchdog"; struct watchdog_info info; @@ -342,7 +344,9 @@ int main(int argc, char *argv[]) signal(SIGINT, term); while (stop || count--) { - exit_code = keep_alive(); + ret = keep_alive(); + if (ret) + goto end; sleep(ping_rate); } end: @@ -350,9 +354,10 @@ int main(int argc, char *argv[]) * Send specific magic character 'V' just in case Magic Close is * enabled to ensure watchdog gets disabled on close. */ - ret = write(fd, &v, 1); - if (ret < 0) + n = write(fd, &v, 1); + if (n < 0) printf("Stopping watchdog ticks failed (%d)...\n", errno); close(fd); - return 0; + + return ret || n < 0; }