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| author | Russell King | 2015-06-25 11:44:08 +0200 |
|---|---|---|
| committer | Russell King | 2015-10-03 17:47:09 +0200 |
| commit | 9a431bd5a26ca7db8ab251a75e006aa8b145718e (patch) | |
| tree | 1df212fd9c6ed5ec5f7b37d5e3d32d14d597eca0 /arch/arm/Kconfig | |
| parent | ARM: 8433/1: add a VMSPLIT_3G_OPT config option (diff) | |
| download | kernel-qcow2-linux-9a431bd5a26ca7db8ab251a75e006aa8b145718e.tar.gz kernel-qcow2-linux-9a431bd5a26ca7db8ab251a75e006aa8b145718e.tar.xz kernel-qcow2-linux-9a431bd5a26ca7db8ab251a75e006aa8b145718e.zip | |
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>
Diffstat (limited to 'arch/arm/Kconfig')
| -rw-r--r-- | arch/arm/Kconfig | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 0e740686efd3..5f4858011bff 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 |