From: Russell King Date: Thu, 25 Jun 2015 09:44:08 +0000 (+0100) Subject: ARM: make highpte an expert option X-Git-Tag: v4.14-rc1~4458^2^3~7 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9a431bd5a26ca7db8ab251a75e006aa8b145718e;p=platform%2Fkernel%2Flinux-rpi.git ARM: make highpte an expert option When highmem is enabled, there's little reason not to also enable highpte support as well. Rather than leaving this to chance, make it an expert option, and default it to be enabled if highmem is enabled. Add some help text to the option while we're here. Signed-off-by: Russell King --- diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 0e74068..5f48580 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1697,8 +1697,9 @@ config HIGHMEM If unsure, say n. config HIGHPTE - bool "Allocate 2nd-level pagetables from highmem" + bool "Allocate 2nd-level pagetables from highmem" if EXPERT depends on HIGHMEM + default y help The VM uses one page of physical memory for each page table. For systems with a lot of processes, this can use a lot of