diff options
Diffstat (limited to 'fs/cifs/file.c')
| -rw-r--r-- | fs/cifs/file.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/cifs/file.c b/fs/cifs/file.c index 06003bb9cbe9..580a847aa8b5 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -4906,6 +4906,10 @@ static int cifs_swap_activate(struct swap_info_struct *sis, cifs_dbg(FYI, "swap activate\n"); + if (!swap_file->f_mapping->a_ops->swap_rw) + /* Cannot support swap */ + return -EINVAL; + spin_lock(&inode->i_lock); blocks = inode->i_blocks; isize = inode->i_size; @@ -4934,7 +4938,8 @@ static int cifs_swap_activate(struct swap_info_struct *sis, * from reading or writing the file */ - return 0; + sis->flags |= SWP_FS_OPS; + return add_swap_extent(sis, 0, sis->max, 0); } static void cifs_swap_deactivate(struct file *file) |