block: loop: prepare for supporing direct IO

[linux-2.6-block.git] / include / uapi / linux / loop.h

diff --git a/include/uapi/linux/loop.h b/include/uapi/linux/loop.h
index e0cecd2eabdc5f2289a1940bf3d00ad8ebc70ee8..949851ce681f969f6dfafbb50dccdbdd44cc28bd 100644 (file)
--- a/include/uapi/linux/loop.h
+++ b/include/uapi/linux/loop.h
@@ -21,6 +21,7 @@ enum {
        LO_FLAGS_READ_ONLY      = 1,
        LO_FLAGS_AUTOCLEAR      = 4,
        LO_FLAGS_PARTSCAN       = 8,
+       LO_FLAGS_DIRECT_IO      = 16,
 };
 
 #include <asm/posix_types.h>   /* for __kernel_old_dev_t */