diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/mmap.c | 2 | ||||
| -rw-r--r-- | mm/mmu_gather.c | 16 |
2 files changed, 15 insertions, 3 deletions
diff --git a/mm/mmap.c b/mm/mmap.c index 7a9f493a4b83..4eac7c63edbe 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -3214,7 +3214,7 @@ void exit_mmap(struct mm_struct *mm) lru_add_drain(); flush_cache_mm(mm); - tlb_gather_mmu(&tlb, mm, 0, -1); + tlb_gather_mmu_fullmm(&tlb, mm); /* update_hiwater_rss(mm) here? but nobody should be looking */ /* Use -1 here to ensure all VMAs in the mm are unmapped */ unmap_vmas(&tlb, vma, 0, -1); diff --git a/mm/mmu_gather.c b/mm/mmu_gather.c index b0be5a7aa08f..5f5e45d9eb50 100644 --- a/mm/mmu_gather.c +++ b/mm/mmu_gather.c @@ -261,8 +261,8 @@ void tlb_flush_mmu(struct mmu_gather *tlb) * respectively when @mm is without users and we're going to destroy * the full address space (exit/execve). */ -void tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm, - unsigned long start, unsigned long end) +static void __tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm, + unsigned long start, unsigned long end) { tlb->mm = mm; @@ -287,6 +287,18 @@ void tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm, inc_tlb_flush_pending(tlb->mm); } +void tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm, + unsigned long start, unsigned long end) +{ + WARN_ON(!(start | (end + 1))); /* Use _fullmm() instead */ + __tlb_gather_mmu(tlb, mm, start, end); +} + +void tlb_gather_mmu_fullmm(struct mmu_gather *tlb, struct mm_struct *mm) +{ + __tlb_gather_mmu(tlb, mm, 0, -1); +} + /** * tlb_finish_mmu - finish an mmu_gather structure * @tlb: the mmu_gather structure to finish |