diff options
Diffstat (limited to 'include/linux/iomap.h')
-rw-r--r-- | include/linux/iomap.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/iomap.h b/include/linux/iomap.h index 53b16f104081..74e05e7b67f5 100644 --- a/include/linux/iomap.h +++ b/include/linux/iomap.h @@ -32,6 +32,8 @@ struct vm_fault; * * IOMAP_F_DIRTY indicates the inode has uncommitted metadata needed to access * written data and requires fdatasync to commit them to persistent storage. + * This needs to take into account metadata changes that *may* be made at IO + * completion, such as file size updates from direct IO. */ #define IOMAP_F_NEW 0x01 /* blocks have been newly allocated */ #define IOMAP_F_DIRTY 0x02 /* uncommitted metadata */ |