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[2a00:1028:83b8:1e7a:3010:3bd6:8521:caf1]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a9a29816aacsm291205666b.102.2024.10.17.05.27.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Oct 2024 05:27:54 -0700 (PDT) Date: Thu, 17 Oct 2024 14:27:52 +0200 From: Petr Tesarik To: Ryan Roberts Cc: Andrew Morton , Anshuman Khandual , Ard Biesheuvel , Catalin Marinas , David Hildenbrand , Greg Marsden , Ivan Ivanov , Kalesh Singh , Marc Zyngier , Mark Rutland , Matthias Brugger , Miroslav Benes , Will Deacon , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: Re: [RFC PATCH v1 00/57] Boot-time page size selection for arm64 Message-ID: <20241017142752.17f2c816@mordecai.tesarici.cz> In-Reply-To: <20241014105514.3206191-1-ryan.roberts@arm.com> References: <20241014105514.3206191-1-ryan.roberts@arm.com> X-Mailer: Claws Mail 4.3.0 (GTK 3.24.43; x86_64-suse-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 7D68540007 X-Stat-Signature: cegnij4qhcdw3xyaeqrmjuarrkb3dtgg X-Rspam-User: X-HE-Tag: 1729168063-392526 X-HE-Meta: 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 jfMvGjWe jWqFMvbyvWH95aivgDkDeSBIJ6Cj7JmfGoZAf6/xPc+bxXBG0Indxxvr/FMk7YzSeCbN5LFaYrbifT827JQvE/gLf6Nv3vJvg8jJ4MmxQ3VTYO7kuIW3aIfqkrv4aojw8WkfnBKockgEeIKgiecKftcUZc9fYV+jr00oHlZWiK4a4N+9UR6Vwh+crbbCzpynvJWqFud5nNCz+NTMDdqFTlZ2VzeE0O60o5UuvRRNNzuOyet5u8P2F5WXVtmvXK3i0W5KwP4bpSkEv1egABcINV4SbIA== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000001, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, 14 Oct 2024 11:55:11 +0100 Ryan Roberts wrote: >[...] > The series is arranged as follows: >=20 > - patch 1: Add macros required for converting non-arch code to suppo= rt > boot-time page size selection > - patches 2-36: Remove PAGE_SIZE compile-time constant assumption from= all > non-arch code I have just tried to recompile the openSUSE kernel with these patches applied, and I'm running into this: CC arch/arm64/hyperv/hv_core.o In file included from ../arch/arm64/hyperv/hv_core.c:14:0: ../include/linux/hyperv.h:158:5: error: variably modified =E2=80=98reserved= 2=E2=80=99 at file scope u8 reserved2[PAGE_SIZE - 68]; ^~~~~~~~~ It looks like one more place which needs a patch, right? Petr T