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Thu, 27 Feb 2025 20:05:42 GMT Received: from smtprelay03.dal12v.mail.ibm.com ([172.16.1.5]) by ppma13.dal12v.mail.ibm.com (PPS) with ESMTPS id 44yu4k2dym-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 27 Feb 2025 20:05:42 +0000 Received: from smtpav05.wdc07v.mail.ibm.com (smtpav05.wdc07v.mail.ibm.com [10.39.53.232]) by smtprelay03.dal12v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 51RK5f9G19989192 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 27 Feb 2025 20:05:41 GMT Received: from smtpav05.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 663E45805D; Thu, 27 Feb 2025 20:05:41 +0000 (GMT) Received: from smtpav05.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id DFDCB58059; Thu, 27 Feb 2025 20:05:40 +0000 (GMT) Received: from [9.41.104.243] (unknown [9.41.104.243]) by smtpav05.wdc07v.mail.ibm.com (Postfix) with ESMTP; Thu, 27 Feb 2025 20:05:40 +0000 (GMT) Message-ID: <1f86d715-68c9-428e-9e81-02dc6513e980@linux.ibm.com> Date: Thu, 27 Feb 2025 14:05:40 -0600 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] vdpa: Fix endian bugs in shadow virtqueue Content-Language: en-US To: Michael Tokarev , eperezma@redhat.com Cc: mst@redhat.com, sgarzare@redhat.com, mjrosato@linux.ibm.com, qemu-devel@nongnu.org, qemu-stable References: <20250212164923.1971538-1-kshk@linux.ibm.com> <9cb188a8-2e13-49fe-9104-1e08b1c92964@linux.ibm.com> <245054bd-685e-4261-8192-ed2e95c91994@tls.msk.ru> From: Konstantin Shkolnyy In-Reply-To: <245054bd-685e-4261-8192-ed2e95c91994@tls.msk.ru> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: o6oFcUWEO1NLD1aRsaOqT5wBee-aaZt9 X-Proofpoint-GUID: o6oFcUWEO1NLD1aRsaOqT5wBee-aaZt9 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1057,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-02-27_07,2025-02-27_01,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 adultscore=0 lowpriorityscore=0 spamscore=0 impostorscore=0 priorityscore=1501 mlxscore=0 bulkscore=0 mlxlogscore=458 clxscore=1015 suspectscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2502100000 definitions=main-2502270148 Received-SPF: pass client-ip=148.163.158.5; envelope-from=kshk@linux.ibm.com; helo=mx0b-001b2d01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=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 2/27/2025 00:33, Michael Tokarev wrote: > 25.02.2025 15:39, Konstantin Shkolnyy wrote: >> On 2/25/2025 03:30, Michael Tokarev wrote: > >>> This looks like a qemu-stable material. >>> Please let me know if it is not. >> >> It won't help without my other "[PATCH v2] vdpa: Allow vDPA to work on >> big-endian machine". With both patches, VDPA works on a big-endian >> machine. > > Aha. And it is not in master yet.  Thank you for letting me know! > > How do you think, is it worth the effort to pick these up for > older stable releases (7.2, 8.2) too? Yes. It's legitimate bugfixes. I suspect, more and more people will use VDPA as time goes by, so someone might try it on s390 with a stable QEMU.