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Y . Srinivasan" , Haiyang Zhang , Wei Liu , Dexuan Cui , Long Li , Catalin Marinas , Will Deacon , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H . Peter Anvin" , Arnd Bergmann , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Michael Kelley Cc: Marc Zyngier , Timothy Hayes , Lorenzo Pieralisi , Sascha Bischoff , mrigendrachaubey , Naman Jain , linux-hyperv@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, linux-riscv@lists.infradead.org, vdso@mailbox.org, ssengar@linux.microsoft.com Subject: [PATCH v2 10/15] arm64: hyperv: Add hv_vtl_configure_reg_page() stub Date: Thu, 23 Apr 2026 12:42:00 +0000 Message-ID: <20260423124206.2410879-11-namjain@linux.microsoft.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260423124206.2410879-1-namjain@linux.microsoft.com> References: <20260423124206.2410879-1-namjain@linux.microsoft.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260423_134345_237299_58794BB0 X-CRM114-Status: UNSURE ( 6.87 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org ARM64 does not support the register page overlay, so provide a stub that returns false. This pairs with the preceding commit that moved hv_vtl_configure_reg_page() out of common code into architecture- specific files. Signed-off-by: Naman Jain --- arch/arm64/hyperv/hv_vtl.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm64/hyperv/hv_vtl.c b/arch/arm64/hyperv/hv_vtl.c index 59cbeb74e7b9..e07f6a865350 100644 --- a/arch/arm64/hyperv/hv_vtl.c +++ b/arch/arm64/hyperv/hv_vtl.c @@ -156,3 +156,10 @@ void mshv_vtl_return_call(struct mshv_vtl_cpu_context *vtl0) kernel_neon_end(&fpsimd_state); } EXPORT_SYMBOL(mshv_vtl_return_call); + +bool hv_vtl_configure_reg_page(struct mshv_vtl_per_cpu *per_cpu) +{ + pr_debug("Register page not supported on ARM64\n"); + return false; +} +EXPORT_SYMBOL_GPL(hv_vtl_configure_reg_page); -- 2.43.0 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv