From patchwork Fri Nov 24 16:35:01 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joey Gouly X-Patchwork-Id: 13467881 Authentication-Results: smtp.subspace.kernel.org; dkim=none Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 1F2811BE7; Fri, 24 Nov 2023 08:36:01 -0800 (PST) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 41DD81BC0; Fri, 24 Nov 2023 08:36:48 -0800 (PST) Received: from e124191.cambridge.arm.com (e124191.cambridge.arm.com [10.1.197.45]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 923813F73F; Fri, 24 Nov 2023 08:35:59 -0800 (PST) From: Joey Gouly To: linux-arm-kernel@lists.infradead.org Cc: akpm@linux-foundation.org, aneesh.kumar@linux.ibm.com, broonie@kernel.org, catalin.marinas@arm.com, dave.hansen@linux.intel.com, joey.gouly@arm.com, maz@kernel.org, oliver.upton@linux.dev, shuah@kernel.org, will@kernel.org, kvmarm@lists.linux.dev, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, James Morse , Suzuki K Poulose , Zenghui Yu Subject: [PATCH v3 16/25] arm64: enable PKEY support for CPUs with S1POE Date: Fri, 24 Nov 2023 16:35:01 +0000 Message-Id: <20231124163510.1835740-17-joey.gouly@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231124163510.1835740-1-joey.gouly@arm.com> References: <20231124163510.1835740-1-joey.gouly@arm.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Now that PKEYs support has been implemented, enable it for CPUs that support S1POE. Signed-off-by: Joey Gouly Cc: Catalin Marinas Cc: Will Deacon Acked-by: Catalin Marinas --- arch/arm64/include/asm/pkeys.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/include/asm/pkeys.h b/arch/arm64/include/asm/pkeys.h index a80c654da93d..23c473300058 100644 --- a/arch/arm64/include/asm/pkeys.h +++ b/arch/arm64/include/asm/pkeys.h @@ -17,7 +17,7 @@ int arch_set_user_pkey_access(struct task_struct *tsk, int pkey, static inline bool arch_pkeys_enabled(void) { - return false; + return system_supports_poe(); } static inline int vma_pkey(struct vm_area_struct *vma)