Introduce CONFIG_SPECULATIVE_PAGE_FAULT which turns on the Speculative Page Fault handler when building for 64bits with SMP. Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Signed-off-by: Laurent Dufour <ldufour@xxxxxxxxxxxxxxxxxx> --- arch/x86/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index a0a777ce4c7c..4c018c48d414 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -29,6 +29,7 @@ config X86_64 select HAVE_ARCH_SOFT_DIRTY select MODULES_USE_ELF_RELA select X86_DEV_DMA_OPS + select SPECULATIVE_PAGE_FAULT if SMP # # Arch settings -- 2.7.4