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Thu, 17 Jul 2025 15:18:02 GMT Received: from smtpav05.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 2B92158066; Thu, 17 Jul 2025 15:18:02 +0000 (GMT) Received: from smtpav05.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 55D8B58065; Thu, 17 Jul 2025 15:18:01 +0000 (GMT) Received: from ltc.linux.ibm.com (unknown [9.5.196.140]) by smtpav05.wdc07v.mail.ibm.com (Postfix) with ESMTP; Thu, 17 Jul 2025 15:18:01 +0000 (GMT) Precedence: bulk X-Mailing-List: dm-devel@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Date: Thu, 17 Jul 2025 17:18:00 +0200 From: Harald Freudenberger To: Mikulas Patocka Cc: dengler@linux.ibm.com, ifranzki@linux.ibm.com, agk@redhat.com, snitzer@kernel.org, linux-s390@vger.kernel.org, dm-devel@lists.linux.dev, herbert@gondor.apana.org.au, Milan Broz Subject: Re: [PATCH v4 2/2] dm-integrity: introduce ahash support for the internal hash Reply-To: freude@linux.ibm.com Mail-Reply-To: freude@linux.ibm.com In-Reply-To: <50a28342-9d3c-b4e4-de13-40304eabb8b1@redhat.com> References: <50a28342-9d3c-b4e4-de13-40304eabb8b1@redhat.com> Message-ID: <7c019761106ce58f2e833c38d2a77063@linux.ibm.com> X-Sender: freude@linux.ibm.com Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: k4sHELeTaAV1tc-jPFvZyczy6WZVbMny X-Authority-Analysis: v=2.4 cv=LoGSymdc c=1 sm=1 tr=0 ts=6879142d cx=c_pps a=GFwsV6G8L6GxiO2Y/PsHdQ==:117 a=GFwsV6G8L6GxiO2Y/PsHdQ==:17 a=kj9zAlcOel0A:10 a=Wb1JkmetP80A:10 a=xhkaElq_hg_zilitdiYA:9 a=CjuIK1q_8ugA:10 X-Proofpoint-GUID: pFRjF0OzQnpeh798dwO3FiuLQohwBWb0 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNzE3MDEzNCBTYWx0ZWRfX38cQGmNrUFwp O1LV7UydeMqeS+MC88QMzc95626bZYIzjXwfZQZhRzWrgd2UpC5puPpesyK4hL6fQz88lifaC5c 0qTYSNzDXXaYp8XOp3g5Kl6OmkEJF0lCmEIAHsUqrtjgCPRdH7+4KIRlcQyCgk5iTFKzpZFVQjb KjtBpAdgTLTzU66cK7V1PtrP6v7zDNhF6+JO5a73tilVMVoP4Bh8199ghEKAzazZNMfwTgigD4Y B0xIo9WjWpaiRyOjhHVLMjYUNNKeNyW9NIi3t8ndtywACFdHn1VX2pm8ljr67ftAcekM5LU7+j4 UARSomG8Ry5tyOYKJUSnZlvoesLlHUIN0zOiQ0Fmp2VKuldkyblcnR5rLM9tk94LjgCiAAlslFy bkSGTnVsJb/I8Mcm6JHrHOFUElxIsCd7DcGdj3UbI+XKzKZdT1BkKC9gF0Kn2vnby2hAPMDr X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-07-17_01,2025-07-17_02,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 lowpriorityscore=0 spamscore=0 malwarescore=0 impostorscore=0 clxscore=1011 phishscore=0 mlxlogscore=608 priorityscore=1501 suspectscore=0 mlxscore=0 adultscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505280000 definitions=main-2507170134 Hi Mikulas I just want to inform you that I picked up my phmac / dm-integrity work again after the phmac implementation is about to be merged into the next mainline kernel 6.17 :-) It has been a long long time to get the phmac integrated with all the pre-requirements... There where some issues with running a kernel with your ahash patch causing a wired kernel crash. However, I'll set up my development environment now and then let's see if these crashes still occur and maybe investigate and fix them. On 2025-02-05 21:23, Mikulas Patocka wrote: > Introduce ahash support for the "internal hash" algorithm. > > Rework the dm-integrity code to be able to run the "internal hash" > either with a synchronous ("shash") or asynchronous ("ahash") hash > algorithm implementation. > ...