Fix TLB gather virtual address range invalidation corner cases

[mirror_ubuntu-zesty-kernel.git] / arch / sh / include / asm / tlb.h

diff --git a/arch/sh/include/asm/tlb.h b/arch/sh/include/asm/tlb.h
index e61d43d9f689c0ef61bc0e1e5e43b3826b66a760..362192ed12fef1789d2c23d21c654f19632006a0 100644 (file)
--- a/arch/sh/include/asm/tlb.h
+++ b/arch/sh/include/asm/tlb.h
@@ -36,10 +36,12 @@ static inline void init_tlb_gather(struct mmu_gather *tlb)
 }
 
 static inline void
-tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm, unsigned int full_mm_flush)
+tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm, unsigned long start, unsigned long end)
 {
        tlb->mm = mm;
-       tlb->fullmm = full_mm_flush;
+       tlb->start = start;
+       tlb->end = end;
+       tlb->fullmm = !(start | (end+1));
 
        init_tlb_gather(tlb);
 }