diff options
author | Krishna Reddy <vdumpa@nvidia.com> | 2012-03-06 19:09:46 -0800 |
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committer | Simone Willett <swillett@nvidia.com> | 2012-03-08 15:10:52 -0800 |
commit | 0ea0d72ae4607c61440f4333bd62718a9cea2f03 (patch) | |
tree | 00b664ef25aec561ff997883dd46017103a17ab3 /arch/arm | |
parent | 98baa8b0d02f2ed9aa2e93d3787cfd62cc323f0e (diff) |
ARM: mm: Add config flag for CPA.
Change-Id: Ibaa40012b3954abb440882517de51ab37269942f
Signed-off-by: Krishna Reddy <vdumpa@nvidia.com>
Reviewed-on: http://git-master/r/88183
Reviewed-by: Scott Williams <scwilliams@nvidia.com>
Reviewed-by: Hiroshi Doyu <hdoyu@nvidia.com>
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/mm/Kconfig | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index 10fcfc71725e..aaea6d487bae 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -897,3 +897,11 @@ config ARM_SAVE_DEBUG_CONTEXT help This option enables save/restore of the ARM debug registers across CPU powerdown. + +config CPA + bool "Change Page Attributes" + depends on CPU_V7 + help + This option enables Changing Page Attibutes for low memory. + This is needed to avoid conflicting memory mappings for low memory, + One from kernel page table and others from user process page tables. |