Commit 05f2d2f8 authored Jun 06, 2018 by Chintan Pandya Committed by Will Deacon Jul 06, 2018

arm64: tlbflush: Introduce __flush_tlb_kernel_pgtable



Add an interface to invalidate intermediate page tables
from TLB for kernel.

Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Chintan Pandya <cpandya@codeaurora.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>

parent f3551520

arch/arm64/include/asm/tlbflush.h

+7 −0

Original line number	Diff line number	Diff line
		@@ -218,6 +218,13 @@ static inline void __flush_tlb_pgtable(struct mm_struct *mm,
		dsb(ish);
		}

		static inline void __flush_tlb_kernel_pgtable(unsigned long kaddr)
		{
		unsigned long addr = __TLBI_VADDR(kaddr, 0);

		__tlbi(vaae1is, addr);
		dsb(ish);
		}
		#endif

		#endif