LU-13783 libcfs: switch from ->mmap_sem to mmap_lock()

[fs/lustre-release.git] / lustre / llite / rw26.c

diff --git a/lustre/llite/rw26.c b/lustre/llite/rw26.c
index b873113..b332d08 100644 (file)
--- a/lustre/llite/rw26.c
+++ b/lustre/llite/rw26.c
@@ -228,10 +228,10 @@ static ssize_t ll_get_user_pages(int rw, struct iov_iter *iter,
        if (*pages == NULL)
                return -ENOMEM;
 
-       down_read(&current->mm->mmap_sem);
+       mmap_read_lock(current->mm);
        result = get_user_pages(current, current->mm, addr, page_count,
                                rw == READ, 0, *pages, NULL);
-       up_read(&current->mm->mmap_sem);
+       mmap_read_unlock(current->mm);
 
        if (unlikely(result != page_count)) {
                ll_free_user_pages(*pages, page_count);