mm: remove the second argument of k[un]map_atomic()

Signed-off-by: Cong Wang <amwang@redhat.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/mm/filemap.c b/mm/filemap.c
index b66275757c28..2f8165075a5a 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -1318,10 +1318,10 @@ int file_read_actor(read_descriptor_t *desc, struct page *page,
          * taking the kmap.
          */
         if (!fault_in_pages_writeable(desc->arg.buf, size)) {
-                kaddr = kmap_atomic(page, KM_USER0);
+                kaddr = kmap_atomic(page);
                 left = __copy_to_user_inatomic(desc->arg.buf,
                                                 kaddr + offset, size);
-                kunmap_atomic(kaddr, KM_USER0);
+                kunmap_atomic(kaddr);
                 if (left == 0)
                         goto success;
         }
@@ -2045,7 +2045,7 @@ size_t iov_iter_copy_from_user_atomic(struct page *page,
         size_t copied;
 
         BUG_ON(!in_atomic());
-        kaddr = kmap_atomic(page, KM_USER0);
+        kaddr = kmap_atomic(page);
         if (likely(i->nr_segs == 1)) {
                 int left;
                 char __user *buf = i->iov->iov_base + i->iov_offset;
@@ -2055,7 +2055,7 @@ size_t iov_iter_copy_from_user_atomic(struct page *page,
                 copied = __iovec_copy_from_user_inatomic(kaddr + offset,
                                                 i->iov, i->iov_offset, bytes);
         }
-        kunmap_atomic(kaddr, KM_USER0);
+        kunmap_atomic(kaddr);
 
         return copied;
 }