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Fri, 18 Sep 2026 16:23:06 +0000 (GMT) Received: from [9.111.192.138] (unknown [9.111.192.138]) by smtpav01.wdc07v.mail.ibm.com (Postfix) with ESMTP; Fri, 18 Sep 2026 16:23:06 +0000 (GMT) Message-ID: Date: Fri, 18 Sep 2026 18:23:00 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 00/13] s390/cio: replace page allocator calls with k[mz]alloc() To: Heiko Carstens , "Mike Rapoport (Microsoft)" Cc: Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Vineeth Vijayan , Vlastimil Babka , linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org References: <20260916-s390-cio-ready-v3-0-39e4894637d6@kernel.org> <20260916130613.15587F91-hca@linux.ibm.com> From: Peter Oberparleiter Content-Language: en-US In-Reply-To: <20260916130613.15587F91-hca@linux.ibm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: vTyVM8gFf2TLxGe0RjdKNlWme4FkyRm6 X-Proofpoint-Spam-Info: AW1haW4tMjYwOTE4MDIyOSBTYWx0ZWRfX12DmjXrEm5MR h/AvVcvlh5F9Jzcx3msRny4416tysM3XT+DK1T4EAg1Tc8kI2m3sAh0MCVEE5m2jJsOzsor/lWm LhlGoZjGMZlGoTfMOpXBVOkV27ORGEo= X-Authority-Analysis: v=2.4 cv=cvgOAF4i c=1 sm=1 tr=0 ts=6aad656e cx=c_pps a=bLidbwmWQ0KltjZqbj+ezA==:117 a=bLidbwmWQ0KltjZqbj+ezA==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=U7nrCbtTmkRpXpFmAIza:22 a=VnNF1IyMAAAA:8 a=IRwR5hotAdJOlb6Xvy0A:9 a=QEXdDO2ut3YA:10 X-Proofpoint-ORIG-GUID: vTyVM8gFf2TLxGe0RjdKNlWme4FkyRm6 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTE4MDIyOSBTYWx0ZWRfX9VrQ2GokdTf/ ij01HjXDQRKd9KcreIiqI/fXcgj3CFh8IV3Ywtcj5oFBp9ClR4zc1dWxHF+s+wNUqCODODzn0pz 62Hn7XGiwhK8ouluqvAn2U2Uv3R9hZ4nUA1k/ozSdmbdM3yLAouP2b7TjU+za74QNUP/SDs2kuV +TzM3unuJpH/QCI0WNt9zWl+flvufd6ShlibskDDOwZ/Wgrs7g7sEiVXHUAAMsiGIykrOcfZkZr aJYf1nfQqrxhYuQcle7w8QKFUsrgFS4tU2c6lyp9aiDUNFOues2xArRa4Dh+hp9pRGjSdWg2S+y 3Z97elu/WJo/mNnyWwADDXckyafk1reo63sgpjQ+FSiVjXUxVdlqeiU4eSitu4SDZeNzQe6busz pjpvKbW7ZS+wbhuVrz+xIv9PsUoHOGDu0h9PeCq1L05AK5Bult0pgC74RcUO75w2eNGm7Hyaopl jmnErCQwD70LaaCERwQ== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-18_04,2026-09-16_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 lowpriorityscore=0 clxscore=1011 priorityscore=1501 suspectscore=0 bulkscore=0 impostorscore=0 phishscore=0 spamscore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609180229 On 16.09.2026 15:06, Heiko Carstens wrote: > On Wed, Sep 16, 2026 at 03:03:07PM +0300, Mike Rapoport (Microsoft) wrote: >> The saga continues :) >> >> This series covers CIO, QDIO, SCM and IDAL buffer allocations. > > ... > >> Mike Rapoport (Microsoft) (13): >> s390/chsc: Use kzalloc() for CUBs >> s390/chsc: Use kzalloc() for the SEI work area >> s390/chsc_sch: Use kzalloc() for CHSC requests >> s390/chsc_sch: Use __free(kfree) for synchronous CHSC requests >> s390/cio: Use kzalloc() for CHSC work areas >> s390/cmf: Use kmalloc() for the CMB area >> s390/idals: Use kmalloc() for IDAL data buffers >> s390/qdio_main: Use kzalloc() for the IRQ structure >> s390/qdio_main: Use kzalloc() for the QDR >> s390/qdio_setup: Use kzalloc() for QDIO buffers >> s390/qdio_setup: Use kmalloc() for the storage list >> s390/qdio_setup: Use kmalloc() for the SSQD request >> s390/scm: Use kmalloc() for SCM information >> >> arch/s390/include/asm/idals.h | 9 +- >> drivers/s390/cio/chsc.c | 20 +-- >> drivers/s390/cio/chsc_sch.c | 300 ++++++++++++++-------------------------- >> drivers/s390/cio/cmf.c | 11 +- >> drivers/s390/cio/qdio.h | 2 +- >> drivers/s390/cio/qdio_main.c | 23 ++- >> drivers/s390/cio/qdio_setup.c | 14 +- >> drivers/s390/cio/qdio_thinint.c | 2 +- >> drivers/s390/cio/scm.c | 7 +- >> 9 files changed, 150 insertions(+), 238 deletions(-) > > As far as I am concerned: > Reviewed-by: Heiko Carstens > > Waiting for IO folks before applying. Thanks! Looks good to me! For the full series: Reviewed-by: Peter Oberparleiter -- Peter Oberparleiter Linux on IBM Z Development - IBM Germany R&D