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[2003:d8:2f19:9c00:568:7df7:e1:293d]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3a53229d9e9sm1190527f8f.13.2025.06.06.01.15.58 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 06 Jun 2025 01:15:59 -0700 (PDT) Message-ID: <588a87bd-c54f-4c4a-98d3-25707d3ca404@redhat.com> Date: Fri, 6 Jun 2025 10:15:57 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v11 17/18] KVM: selftests: Don't use hardcoded page sizes in guest_memfd test To: Fuad Tabba , kvm@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-mm@kvack.org, kvmarm@lists.linux.dev Cc: pbonzini@redhat.com, chenhuacai@kernel.org, mpe@ellerman.id.au, anup@brainfault.org, paul.walmsley@sifive.com, palmer@dabbelt.com, aou@eecs.berkeley.edu, seanjc@google.com, viro@zeniv.linux.org.uk, brauner@kernel.org, willy@infradead.org, akpm@linux-foundation.org, xiaoyao.li@intel.com, yilun.xu@intel.com, chao.p.peng@linux.intel.com, jarkko@kernel.org, amoorthy@google.com, dmatlack@google.com, isaku.yamahata@intel.com, mic@digikod.net, vbabka@suse.cz, vannapurve@google.com, ackerleytng@google.com, mail@maciej.szmigiero.name, michael.roth@amd.com, wei.w.wang@intel.com, liam.merwick@oracle.com, isaku.yamahata@gmail.com, kirill.shutemov@linux.intel.com, suzuki.poulose@arm.com, steven.price@arm.com, quic_eberman@quicinc.com, quic_mnalajal@quicinc.com, quic_tsoni@quicinc.com, quic_svaddagi@quicinc.com, quic_cvanscha@quicinc.com, quic_pderrin@quicinc.com, quic_pheragu@quicinc.com, catalin.marinas@arm.com, james.morse@arm.com, yuzenghui@huawei.com, oliver.upton@linux.dev, maz@kernel.org, will@kernel.org, qperret@google.com, keirf@google.com, roypat@amazon.co.uk, shuah@kernel.org, hch@infradead.org, jgg@nvidia.com, rientjes@google.com, jhubbard@nvidia.com, fvdl@google.com, hughd@google.com, jthoughton@google.com, peterx@redhat.com, pankaj.gupta@amd.com, ira.weiny@intel.com References: <20250605153800.557144-1-tabba@google.com> <20250605153800.557144-18-tabba@google.com> From: David Hildenbrand Autocrypt: addr=david@redhat.com; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: B39D14000B X-Stat-Signature: w1mu5c5og1ykesxcenppoy9yuph5yao3 X-Rspam-User: X-Rspamd-Server: rspam07 X-HE-Tag: 1749197765-77936 X-HE-Meta: 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 v2a4NC9d 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, 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 05.06.25 17:37, Fuad Tabba wrote: > Using hardcoded page size values could cause the test to fail on systems > that have larger pages, e.g., arm64 with 64kB pages. Use getpagesize() > instead. > > Also, build the guest_memfd selftest for arm64. > > Suggested-by: Gavin Shan > Signed-off-by: Fuad Tabba > --- Reviewed-by: David Hildenbrand -- Cheers, David / dhildenb