From patchwork Tue Feb 21 14:41:03 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Steve Sakoman X-Patchwork-Id: 19928 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 aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 88373C61DA3 for ; Tue, 21 Feb 2023 14:41:57 +0000 (UTC) Received: from mail-pf1-f175.google.com (mail-pf1-f175.google.com [209.85.210.175]) by mx.groups.io with SMTP id smtpd.web11.44248.1676990515987886081 for ; Tue, 21 Feb 2023 06:41:56 -0800 Authentication-Results: mx.groups.io; dkim=pass header.i=@sakoman-com.20210112.gappssmtp.com header.s=20210112 header.b=MTttBKrK; spf=softfail (domain: sakoman.com, ip: 209.85.210.175, mailfrom: steve@sakoman.com) Received: by mail-pf1-f175.google.com with SMTP id fd25so1828545pfb.1 for ; Tue, 21 Feb 2023 06:41:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sakoman-com.20210112.gappssmtp.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:from:to:cc:subject:date:message-id :reply-to; bh=d4/bx/Y+O/mJZYivl8D12tN4Cvb1RymFN4r2mhSHrwQ=; b=MTttBKrKtLPtqlKJUZTgbvk7HaMHhx/FVHg53P07QoGVHQcYT9nA7XHlnvrRNCwoGl PHYIhfrtNHp5c5iI5Q+qDuNnTMUDISWVmWmpFMo6XZUGDXzdXr0xmbkI5I68zw69CsIX G0m2Bc/cjJPH84R6eZfEKBLl1jDNMy/JWNzw/5+75DKzoPxfPoVqQ0oCs4//VR1jQ/hS c2RrALUBG/dfjAN5J1bvWOUCB6EWetHIvc3VguVoNJgAvSVzrYuSrY2Dj4rZDvMne8Xq NArvfHElLPv2Vgp2HWKYVkwhwgKJFvgChsxohJKYTuGXol6vlj9oF+n2+lX4kgpVw0gY DkYQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=d4/bx/Y+O/mJZYivl8D12tN4Cvb1RymFN4r2mhSHrwQ=; b=z3/GLyp5AsZilUHn4pQVSUfSb4UqgljNUgN4VdS1gwpTsRyH1AwvH5OOk4CwoxoJ98 ykNsB7pgqfo8Wgj2IzVuprbpIMkYBup7OWvtH4HSS6RnIu6YicNutMa+DosIDWTJBmgN EFht87vAhpAsAEhgTmb2CAE6cJcxrXokQIaoXXjeXMlc2ZH2Rx3MCVGA+QjH8W5RPcPL 21/rlStnbqLE20pbQWToCXtP+z9QIB5R+6HsMzrmJ0puzmhGzTqzgpG2tj/XliGrcVY+ o7TDFchKqkNmt/KrbQwcclPLE8lMX8y4mqf5Hq3tpyla5pYPF8Ryz7iUhXhQ9dFkWIZX d/rg== X-Gm-Message-State: AO0yUKVtIAqpIqvTUnzKIG/olZXk+pWK2Ex/F+P55CMeXjPcc71h3aun U3ld71uAy/22bc/WHQxfAVgcheANwYwy7gPA2p4= X-Google-Smtp-Source: AK7set8zhF9bWIGkqJ3S8Hx00tgf8zlus69VjzACpTYjMVOhT7tYEjXKtcuqsLjvL9twsc/57oJOag== X-Received: by 2002:a62:790f:0:b0:593:befd:848c with SMTP id u15-20020a62790f000000b00593befd848cmr4107738pfc.16.1676990514968; Tue, 21 Feb 2023 06:41:54 -0800 (PST) Received: from hexa.router0800d9.com (dhcp-72-253-4-112.hawaiiantel.net. [72.253.4.112]) by smtp.gmail.com with ESMTPSA id h5-20020a62b405000000b005ae8e94b0d5sm6151140pfn.107.2023.02.21.06.41.54 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Feb 2023 06:41:54 -0800 (PST) From: Steve Sakoman To: openembedded-core@lists.openembedded.org Subject: [OE-core][kirkstone 20/23] oeqa qemurunner: read more data at a time from serial Date: Tue, 21 Feb 2023 04:41:03 -1000 Message-Id: <3699e5bf2f9259266c49aaf69127183988b9d052.1676990336.git.steve@sakoman.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: References: MIME-Version: 1.0 List-Id: X-Webhook-Received: from li982-79.members.linode.com [45.33.32.79] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Tue, 21 Feb 2023 14:41:57 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/177520 From: Mikko Rapeli Use a short sleep to bundle serial console reads so that we are not reading one character at a time which reduces busy looping. Signed-off-by: Mikko Rapeli Signed-off-by: Luca Ceresoli (cherry picked from commit cafe65d8cf7544edbd387f7f5f6d77c64c6b18fa) Signed-off-by: Steve Sakoman --- meta/lib/oeqa/utils/qemurunner.py | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/meta/lib/oeqa/utils/qemurunner.py b/meta/lib/oeqa/utils/qemurunner.py index 9a99859388..fedabb189a 100644 --- a/meta/lib/oeqa/utils/qemurunner.py +++ b/meta/lib/oeqa/utils/qemurunner.py @@ -195,7 +195,7 @@ class QemuRunner: qmp_file = "." + next(tempfile._get_candidate_names()) qmp_param = ' -S -qmp unix:./%s,server,wait' % (qmp_file) qmp_port = self.tmpdir + "/" + qmp_file - # Create a second socket connection for debugging use, + # Create a second socket connection for debugging use, # note this will NOT cause qemu to block waiting for the connection qmp_file2 = "." + next(tempfile._get_candidate_names()) qmp_param += ' -qmp unix:./%s,server,nowait' % (qmp_file2) @@ -459,6 +459,8 @@ class QemuRunner: socklist.remove(self.server_socket) self.logger.debug("Connection from %s:%s" % addr) else: + # try to avoid reading only a single character at a time + time.sleep(0.1) data = data + sock.recv(1024) if data: bootlog += data