diff options
| -rw-r--r-- | mm/memory.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/mm/memory.c b/mm/memory.c index b13e7dbc399b..87d935333f0d 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -1112,11 +1112,13 @@ static unsigned long zap_pte_range(struct mmu_gather *tlb, int force_flush = 0; int rss[NR_MM_COUNTERS]; spinlock_t *ptl; + pte_t *start_pte; pte_t *pte; again: init_rss_vec(rss); - pte = pte_offset_map_lock(mm, pmd, addr, &ptl); + start_pte = pte_offset_map_lock(mm, pmd, addr, &ptl); + pte = start_pte; arch_enter_lazy_mmu_mode(); do { pte_t ptent = *pte; @@ -1196,7 +1198,7 @@ again: add_mm_rss_vec(mm, rss); arch_leave_lazy_mmu_mode(); - pte_unmap_unlock(pte - 1, ptl); + pte_unmap_unlock(start_pte, ptl); /* * mmu_gather ran out of room to batch pages, we break out of |