Merge branch 'llseek' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/bkl

[mv-sheeva.git] / fs / char_dev.c

diff --git a/fs/char_dev.c b/fs/char_dev.c
index e4a3318b812ad3c8da8c90ba97b752147d0229bf..e5b9df993b934f0876666f7c50153a467ef7c939 100644 (file)
--- a/fs/char_dev.c
+++ b/fs/char_dev.c
@@ -40,7 +40,9 @@ struct backing_dev_info directly_mappable_cdev_bdi = {
 #endif
                /* permit direct mmap, for read, write or exec */
                BDI_CAP_MAP_DIRECT |
-               BDI_CAP_READ_MAP | BDI_CAP_WRITE_MAP | BDI_CAP_EXEC_MAP),
+               BDI_CAP_READ_MAP | BDI_CAP_WRITE_MAP | BDI_CAP_EXEC_MAP |
+               /* no writeback happens */
+               BDI_CAP_NO_ACCT_AND_WRITEBACK),
 };
 
 static struct kobj_map *cdev_map;