diff options
Diffstat (limited to 'drivers/vhost/vdpa.c')
| -rw-r--r-- | drivers/vhost/vdpa.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c index 77a0c9fb6cc3..7580e34f76c1 100644 --- a/drivers/vhost/vdpa.c +++ b/drivers/vhost/vdpa.c @@ -574,7 +574,7 @@ static int vhost_vdpa_process_iotlb_update(struct vhost_vdpa *v, if (!npages) return -EINVAL; - down_read(&dev->mm->mmap_sem); + mmap_read_lock(dev->mm); locked = atomic64_add_return(npages, &dev->mm->pinned_vm); lock_limit = rlimit(RLIMIT_MEMLOCK) >> PAGE_SHIFT; @@ -627,7 +627,7 @@ out: vhost_vdpa_unmap(v, msg->iova, msg->size); atomic64_sub(npages, &dev->mm->pinned_vm); } - up_read(&dev->mm->mmap_sem); + mmap_read_unlock(dev->mm); free_page((unsigned long)page_list); return ret; } |