| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.9 146/153] powerpc/mm: Add MMU_FTR_KERNEL_RO to possible feature mask | Date | Fri, 10 Mar 2017 10:09:39 +0100 |
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4.9-stable review patch. If anyone has any objections, please let me know.
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From: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
commit a5ecdad4847897007399d7a14c9109b65ce4c9b7 upstream.
Without this we will always find the feature disabled.
Fixes: 984d7a1ec6 ("powerpc/mm: Fixup kernel read only mapping") Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Acked-by: Balbir Singh <bsingharora@gmail.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- arch/powerpc/include/asm/mmu.h | 1 + 1 file changed, 1 insertion(+)
--- a/arch/powerpc/include/asm/mmu.h +++ b/arch/powerpc/include/asm/mmu.h @@ -136,6 +136,7 @@ enum { MMU_FTR_NO_SLBIE_B | MMU_FTR_16M_PAGE | MMU_FTR_TLBIEL | MMU_FTR_LOCKLESS_TLBIE | MMU_FTR_CI_LARGE_PAGE | MMU_FTR_1T_SEGMENT | MMU_FTR_TLBIE_CROP_VA | + MMU_FTR_KERNEL_RO | #ifdef CONFIG_PPC_RADIX_MMU MMU_FTR_TYPE_RADIX | #endif
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