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[175.34.62.5]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-7482af7b2aesm4695870b3a.61.2025.06.08.16.43.17 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 08 Jun 2025 16:43:36 -0700 (PDT) Message-ID: Date: Mon, 9 Jun 2025 09:43:15 +1000 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, david@redhat.com, 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: Gavin Shan In-Reply-To: <20250605153800.557144-18-tabba@google.com> X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: MSLj_RUV0a3iTr25iQnyujyqiBZOLqwRyfNu8yihPgo_1749426218 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: CACB4180002 X-Stat-Signature: xg9idfr9qrp8hhpse6rgxht5rd93e3xa X-Rspam-User: X-HE-Tag: 1749426221-753541 X-HE-Meta: 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 3cjTuDP6 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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 6/6/25 1:37 AM, 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 > --- > tools/testing/selftests/kvm/Makefile.kvm | 1 + > tools/testing/selftests/kvm/guest_memfd_test.c | 11 ++++++----- > 2 files changed, 7 insertions(+), 5 deletions(-) > Reviewed-by: Gavin Shan