From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (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 6DEA0221261; Fri, 11 Apr 2025 11:12:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.163.156.1 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744369932; cv=none; b=dzFxITI1XAMQKo7BaWossQt5sRDkJ7kMwI1xGgu+qwjE4MVU+roqQsjqWO/3G85IuOHRQQBYeCHtgpUMP7vowRs5zHY5avodVbTJWambV5OxZFq5fxoSvFwHt5n5DzgTEywxyhe3xcMVgcm9kBjdVMfhlV9ovNAVwYr0l+WokRY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744369932; c=relaxed/simple; bh=FUQOpShM/qKPlkYr0w/mK5JyznMNm4iflYY28xYMzuc=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=tRg93maQbz4Lr+8YG6lMDHx/q8QMtYbROPWzkyejgtn0OuqHFU/Rlkift0edPI5+hFx6nv1abzielJDVu02FQOqvFA1bczJLu28nTgiF+4mgP+Tw6kYm23cW5rGwyTxSaRaFxKh8qV3A+6e73oYxLTBZNTUVv0fDtTRNweqGpwY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com; spf=pass smtp.mailfrom=linux.ibm.com; dkim=pass (2048-bit key) header.d=ibm.com header.i=@ibm.com header.b=fcLkhqJT; arc=none smtp.client-ip=148.163.156.1 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.ibm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=ibm.com header.i=@ibm.com header.b="fcLkhqJT" Received: from pps.filterd (m0360083.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 53B3kJD6027632; Fri, 11 Apr 2025 11:12:01 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc :content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=pp1; bh=qFNRJ0 NLHfjTNq+Xox+fYdzva/4pe8ltrKWFdZWaN/I=; b=fcLkhqJTA93tRApbCxcP7H MdmzynvcEsxkbsxhV8gfGf+q4nB/Pbsl/+GOJurTZxbs71uKWyABCri5dvSNMX70 Nod+H9wgf3IjSFpZutTA1oPgzu8nKvUuBgBFgpT3juIG2Jonb7NlUFuASutTTHzK KIFafoN0EzNuOXVA/erRh2hMrlSddivIKPM6jApC7Th9UKCg4KPoD0cYrQWZTfXF yxRoDH2mYdKPyDgfkrYhJ0UhiriPbeRuOWnVQNHJihLVy1ngODZYxLKbdaTs4ezw fZ02HS6QJ284bk2honJvQ9VdHmKvMJSyavBakgdr0GHy5rH66/jX/5kk7EdwLknw == Received: from ppma12.dal12v.mail.ibm.com (dc.9e.1632.ip4.static.sl-reverse.com [50.22.158.220]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 45xufa9v72-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 11 Apr 2025 11:12:01 +0000 (GMT) Received: from pps.filterd (ppma12.dal12v.mail.ibm.com [127.0.0.1]) by ppma12.dal12v.mail.ibm.com (8.18.1.2/8.18.1.2) with ESMTP id 53B9EIrl024577; Fri, 11 Apr 2025 11:12:00 GMT Received: from smtprelay07.fra02v.mail.ibm.com ([9.218.2.229]) by ppma12.dal12v.mail.ibm.com (PPS) with ESMTPS id 45ueuttvvn-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 11 Apr 2025 11:12:00 +0000 Received: from smtpav07.fra02v.mail.ibm.com (smtpav07.fra02v.mail.ibm.com [10.20.54.106]) by smtprelay07.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 53BBBuAP43057640 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 11 Apr 2025 11:11:56 GMT Received: from smtpav07.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6F6902004B; Fri, 11 Apr 2025 11:11:56 +0000 (GMT) Received: from smtpav07.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 8F2F620043; Fri, 11 Apr 2025 11:11:55 +0000 (GMT) Received: from [9.171.62.213] (unknown [9.171.62.213]) by smtpav07.fra02v.mail.ibm.com (Postfix) with ESMTP; Fri, 11 Apr 2025 11:11:55 +0000 (GMT) Message-ID: Date: Fri, 11 Apr 2025 13:11:55 +0200 Precedence: bulk X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v1] s390/virtio_ccw: don't allocate/assign airqs for non-existing queues To: David Hildenbrand , linux-kernel@vger.kernel.org Cc: linux-s390@vger.kernel.org, virtualization@lists.linux.dev, kvm@vger.kernel.org, Chandra Merla , Stable@vger.kernel.org, Cornelia Huck , Thomas Huth , Halil Pasic , Eric Farman , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Sven Schnelle , "Michael S. Tsirkin" , Wei Wang References: <20250402203621.940090-1-david@redhat.com> <065d46ba-83c1-473a-9cbe-d5388237d1ea@redhat.com> Content-Language: en-US From: Christian Borntraeger In-Reply-To: <065d46ba-83c1-473a-9cbe-d5388237d1ea@redhat.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: 7j2Hpeh7kYNRktpeuE5HSecIMZ7XXZyg X-Proofpoint-ORIG-GUID: 7j2Hpeh7kYNRktpeuE5HSecIMZ7XXZyg X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1095,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-04-11_04,2025-04-10_01,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 priorityscore=1501 adultscore=0 spamscore=0 bulkscore=0 mlxlogscore=852 clxscore=1015 suspectscore=0 malwarescore=0 mlxscore=0 impostorscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2502280000 definitions=main-2504110069 Am 10.04.25 um 20:44 schrieb David Hildenbrand: [...] >> --- > > So, given that > > (a) people are actively running into this > (b) we'll have to backport this quite a lot > (c) the spec issue is not a s390x-only issue > (d) it's still unclear how to best deal with the spec issue > > I suggest getting this fix here upstream asap. It will neither making sorting out the spec issue easier nor harder :) > > I can spot it in the s390 fixes tree already. Makes sense to me. MST, ok with you to send via s390 tree?