ARM: make highpte an expert option · tjh.dev/kernel@9a431bd

Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git

kernel os linux

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 <rmk+kernel@arm.linux.org.uk>

Russell King 10 years ago 9a431bd5 63ce446c

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1 changed file

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arch

arm

Kconfig

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arch/arm/Kconfig

··· 1697 1697 If unsure, say n. 1698 1698 1699 1699 config HIGHPTE 1700 - bool "Allocate 2nd-level pagetables from highmem" 1700 + bool "Allocate 2nd-level pagetables from highmem" if EXPERT 1701 1701 depends on HIGHMEM 1702 + default y 1702 1703 help 1703 1704 The VM uses one page of physical memory for each page table. 1704 1705 For systems with a lot of processes, this can use a lot of