From 7900757ce1b4affda1591aa3fd073e27d202f406 Mon Sep 17 00:00:00 2001 From: "Aneesh Kumar K.V" Date: Tue, 5 May 2020 12:47:11 +0530 Subject: powerpc/hash64: Restrict page table lookup using init_mm with __flush_hash_table_range This is only used with init_mm currently. Walking init_mm is much simpler because we don't need to handle concurrent page table like other mm_context Signed-off-by: Aneesh Kumar K.V Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/20200505071729.54912-5-aneesh.kumar@linux.ibm.com --- arch/powerpc/include/asm/book3s/64/tlbflush-hash.h | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'arch/powerpc/include/asm/book3s/64/tlbflush-hash.h') diff --git a/arch/powerpc/include/asm/book3s/64/tlbflush-hash.h b/arch/powerpc/include/asm/book3s/64/tlbflush-hash.h index 64d02a704bcb..3b95769739c7 100644 --- a/arch/powerpc/include/asm/book3s/64/tlbflush-hash.h +++ b/arch/powerpc/include/asm/book3s/64/tlbflush-hash.h @@ -113,8 +113,7 @@ static inline void hash__flush_tlb_kernel_range(unsigned long start, struct mmu_gather; extern void hash__tlb_flush(struct mmu_gather *tlb); /* Private function for use by PCI IO mapping code */ -extern void __flush_hash_table_range(struct mm_struct *mm, unsigned long start, - unsigned long end); +extern void __flush_hash_table_range(unsigned long start, unsigned long end); extern void flush_tlb_pmd_range(struct mm_struct *mm, pmd_t *pmd, unsigned long addr); #endif /* _ASM_POWERPC_BOOK3S_64_TLBFLUSH_HASH_H */ -- cgit v1.2.3