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Wed, 09 Jul 2025 05:32:45 -0700 (PDT) From: wang lian To: ziy@nvidia.com Cc: Liam.Howlett@oracle.com, akpm@linux-foundation.org, brauner@kernel.org, david@redhat.com, gkwang@linx-info.com, jannh@google.com, lianux.mm@gmail.com, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mm@kvack.org, lorenzo.stoakes@oracle.com, p1ucky0923@gmail.com, ryncsn@gmail.com, shuah@kernel.org, sj@kernel.org, vbabka@suse.cz, zijing.zhang@proton.me Subject: Re: [PATCH v3] selftests/mm: add process_madvise() tests Date: Wed, 9 Jul 2025 20:32:24 +0800 Message-ID: <20250709123224.6593-1-lianux.mm@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <48D7AAD0-07C9-4E2D-9171-081A503B47AF@nvidia.com> References: <48D7AAD0-07C9-4E2D-9171-081A503B47AF@nvidia.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Hi Zi Yan, Thanks for testing the patch and reporting this build failure. I don't have an arm64 environment readily available for testing, so I appreciate you catching this. I suspect this is caused by missing or older userspace headers in the cross-compilation toolchain. I will try to fix this in the next version. If the problem persists, a good solution would be to manually define the syscall wrapper to avoid the dependency on . I'll send out a v4 with a fix. Thanks again for your help. Best regards, Wang Lian