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Commit 310f1303 authored by David Daney's avatar David Daney Committed by Ralf Baechle
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MIPS: Invalidate old TLB mappings when updating huge page PTEs. 



Without this, stale Icache or TLB entries may be used.

Signed-off-by: default avatarDavid Daney <ddaney@caviumnetworks.com>
To: linux-mips@linux-mips.org
https://patchwork.linux-mips.org/patch/2318/


Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent f850548e

arch/mips/include/asm/hugetlb.h

+1 −0
Original line number Diff line number Diff line
@@ -70,6 +70,7 @@ static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, 
static inline void huge_ptep_clear_flush(struct vm_area_struct *vma,

					 unsigned long addr, pte_t *ptep)

{

	flush_tlb_mm(vma->vm_mm);

}



static inline int huge_pte_none(pte_t pte)