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Commit 06f90d25 authored by Jeremy Linton's avatar Jeremy Linton Committed by Catalin Marinas
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arm64: Default kernel pages should be contiguous 



The default page attributes for a PMD being broken should have the CONT bit
set. Create a new definition for an early boot range of PTE's that are
contiguous.

Signed-off-by: default avatarJeremy Linton <jeremy.linton@arm.com>
Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent 93ef666a

arch/arm64/include/asm/pgtable.h

+1 −0
Original line number Diff line number Diff line
@@ -72,6 +72,7 @@ extern void __pgd_error(const char *file, int line, unsigned long val); 


#define PAGE_KERNEL		__pgprot(_PAGE_DEFAULT | PTE_PXN | PTE_UXN | PTE_DIRTY | PTE_WRITE)

#define PAGE_KERNEL_EXEC	__pgprot(_PAGE_DEFAULT | PTE_UXN | PTE_DIRTY | PTE_WRITE)

#define PAGE_KERNEL_EXEC_CONT	__pgprot(_PAGE_DEFAULT | PTE_UXN | PTE_DIRTY | PTE_WRITE | PTE_CONT)



#define PAGE_HYP		__pgprot(_PAGE_DEFAULT | PTE_HYP)

#define PAGE_HYP_DEVICE		__pgprot(PROT_DEVICE_nGnRE | PTE_HYP)