diff options
Diffstat (limited to 'net/rds/rdma.c')
| -rw-r--r-- | net/rds/rdma.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/net/rds/rdma.c b/net/rds/rdma.c index eaeeb91e1119..8dc83d2caa58 100644 --- a/net/rds/rdma.c +++ b/net/rds/rdma.c @@ -150,12 +150,9 @@ static int rds_pin_pages(unsigned long user_addr, unsigned int nr_pages, { int ret; - down_read(¤t->mm->mmap_sem); - ret = get_user_pages(current, current->mm, user_addr, - nr_pages, write, 0, pages, NULL); - up_read(¤t->mm->mmap_sem); + ret = get_user_pages_fast(user_addr, nr_pages, write, pages); - if (0 <= ret && (unsigned) ret < nr_pages) { + if (ret >= 0 && ret < nr_pages) { while (ret--) put_page(pages[ret]); ret = -EFAULT; |