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[207.226.244.124]) by smtp.gmail.com with ESMTPSA id x2-v6sm13870765pgc.53.2018.05.02.00.54.01 (version=TLS1_2 cipher=AES128-SHA bits=128/128); Wed, 02 May 2018 00:54:02 -0700 (PDT) From: Ganesh Mahendran To: ldufour@linux.vnet.ibm.com, catalin.marinas@arm.com, will.deacon@arm.com Subject: [PATCH 1/2] arm64/mm: define ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT Date: Wed, 2 May 2018 15:53:21 +0800 Message-Id: <1525247602-1565-1-git-send-email-opensource.ganesh@gmail.com> X-Mailer: git-send-email 1.9.1 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180502_005414_121099_9F33C3A6 X-CRM114-Status: GOOD ( 10.23 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Ganesh Mahendran MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Set ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT for arm64. This enables Speculative Page Fault handler. Signed-off-by: Ganesh Mahendran --- This patch is on top of Laurent's v10 spf --- arch/arm64/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index eb2cf49..cd583a9 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -144,6 +144,7 @@ config ARM64 select SPARSE_IRQ select SYSCTL_EXCEPTION_TRACE select THREAD_INFO_IN_TASK + select ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT if SMP help ARM 64-bit (AArch64) Linux support.