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Wed, 07 Jun 2023 04:24:27 -0700 (PDT) Received: from kerodi.Dlink ([106.51.186.3]) by smtp.gmail.com with ESMTPSA id o10-20020a1709026b0a00b001b2069072ccsm6228322plk.18.2023.06.07.04.24.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Jun 2023 04:24:26 -0700 (PDT) From: Sunil V L To: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v2 -next 1/2] RISC-V: ACPI : Fix for usage of pointers in different address space Date: Wed, 7 Jun 2023 16:54:16 +0530 Message-Id: <20230607112417.782085-2-sunilvl@ventanamicro.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230607112417.782085-1-sunilvl@ventanamicro.com> References: <20230607112417.782085-1-sunilvl@ventanamicro.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230607_042430_465158_9AA26A1B X-CRM114-Status: GOOD ( 12.37 ) 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: , Cc: Mark Rutland , Albert Ou , kernel test robot , Anup Patel , Paul Walmsley , Conor Dooley , Palmer Dabbelt , Atish Patra , Will Deacon Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org The arch specific __acpi_map_table can be wrapper around either early_memremap or early_ioremap. But early_memremap routine works with normal pointers whereas __acpi_map_table expects pointers in iomem address space. This causes kernel test bot to fail while using the sparse tool. Fix the issue by using early_ioremap and similar fix done for __acpi_unmap_table. Reported-by: kernel test robot Closes: https://lore.kernel.org/oe-kbuild-all/202305201427.I7QhPjNW-lkp@intel.com/ Fixes: a91a9ffbd3a5 ("RISC-V: Add support to build the ACPI core") Signed-off-by: Sunil V L Reviewed-by: Conor Dooley --- arch/riscv/kernel/acpi.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/riscv/kernel/acpi.c b/arch/riscv/kernel/acpi.c index df5a45a2eb93..5ee03ebab80e 100644 --- a/arch/riscv/kernel/acpi.c +++ b/arch/riscv/kernel/acpi.c @@ -204,7 +204,7 @@ void __init __iomem *__acpi_map_table(unsigned long phys, unsigned long size) if (!size) return NULL; - return early_memremap(phys, size); + return early_ioremap(phys, size); } void __init __acpi_unmap_table(void __iomem *map, unsigned long size) @@ -212,7 +212,7 @@ void __init __acpi_unmap_table(void __iomem *map, unsigned long size) if (!map || !size) return; - early_memunmap(map, size); + early_iounmap(map, size); } void *acpi_os_ioremap(acpi_physical_address phys, acpi_size size)