diff options
Diffstat (limited to 'arch/powerpc/mm/book3s64/iommu_api.c')
| -rw-r--r-- | arch/powerpc/mm/book3s64/iommu_api.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/mm/book3s64/iommu_api.c b/arch/powerpc/mm/book3s64/iommu_api.c index fa05bbd1f682..563faa10bb66 100644 --- a/arch/powerpc/mm/book3s64/iommu_api.c +++ b/arch/powerpc/mm/book3s64/iommu_api.c @@ -96,7 +96,7 @@ static long mm_iommu_do_alloc(struct mm_struct *mm, unsigned long ua, goto unlock_exit; } - down_read(&mm->mmap_sem); + mmap_read_lock(mm); chunk = (1UL << (PAGE_SHIFT + MAX_ORDER - 1)) / sizeof(struct vm_area_struct *); chunk = min(chunk, entries); @@ -114,7 +114,7 @@ static long mm_iommu_do_alloc(struct mm_struct *mm, unsigned long ua, pinned += ret; break; } - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); if (pinned != entries) { if (!ret) ret = -EFAULT; |