summaryrefslogtreecommitdiffstats
path: root/drivers/infiniband/core/umem_odp.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/infiniband/core/umem_odp.c')
-rw-r--r--drivers/infiniband/core/umem_odp.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/infiniband/core/umem_odp.c b/drivers/infiniband/core/umem_odp.c
index 3b1e627d9a8d..ccd28405451c 100644
--- a/drivers/infiniband/core/umem_odp.c
+++ b/drivers/infiniband/core/umem_odp.c
@@ -429,7 +429,7 @@ int ib_umem_odp_map_dma_pages(struct ib_umem_odp *umem_odp, u64 user_virt,
ALIGN(bcnt, PAGE_SIZE) / PAGE_SIZE,
PAGE_SIZE / sizeof(struct page *));
- down_read(&owning_mm->mmap_sem);
+ mmap_read_lock(owning_mm);
/*
* Note: this might result in redundent page getting. We can
* avoid this by checking dma_list to be 0 before calling
@@ -440,7 +440,7 @@ int ib_umem_odp_map_dma_pages(struct ib_umem_odp *umem_odp, u64 user_virt,
npages = get_user_pages_remote(owning_process, owning_mm,
user_virt, gup_num_pages,
flags, local_page_list, NULL, NULL);
- up_read(&owning_mm->mmap_sem);
+ mmap_read_unlock(owning_mm);
if (npages < 0) {
if (npages != -EAGAIN)