diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/memory.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/mm/memory.c b/mm/memory.c index 2466d125023..91f69459d3e 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -206,6 +206,8 @@ void tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm, bool fullmm) tlb->mm = mm; tlb->fullmm = fullmm; + tlb->start = -1UL; + tlb->end = 0; tlb->need_flush = 0; tlb->fast_mode = (num_possible_cpus() == 1); tlb->local.next = NULL; @@ -248,6 +250,8 @@ void tlb_finish_mmu(struct mmu_gather *tlb, unsigned long start, unsigned long e { struct mmu_gather_batch *batch, *next; + tlb->start = start; + tlb->end = end; tlb_flush_mmu(tlb); /* keep the page table cache within bounds */ @@ -1204,6 +1208,11 @@ again: */ if (force_flush) { force_flush = 0; + +#ifdef HAVE_GENERIC_MMU_GATHER + tlb->start = addr; + tlb->end = end; +#endif tlb_flush_mmu(tlb); if (addr != end) goto again; |