[PATCH v11 02/26] x86/mm: define ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT

[Laurent Dufour]

Set ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT which turns on the
Speculative Page Fault handler when building for 64bit.

Cc: Thomas Gleixner <t...@linutronix.de>
Signed-off-by: Laurent Dufour <lduf...@linux.vnet.ibm.com>
---
 arch/x86/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 47e7f582f86a..603f788a3e83 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -32,6 +32,7 @@ config X86_64
        select SWIOTLB
        select X86_DEV_DMA_OPS
        select ARCH_HAS_SYSCALL_WRAPPER
+       select ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT
 
 #
 # Arch settings
-- 
2.7.4