Merge tag 'fscrypt_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso...

[mirror_ubuntu-artful-kernel.git] / include / uapi / linux / fs.h

diff --git a/include/uapi/linux/fs.h b/include/uapi/linux/fs.h
index a2a3ffb06038f50f70bc42af1be789a64cc4a8d1..b7495d05e8de8db54f97fef83fbca0402329f11a 100644 (file)
--- a/include/uapi/linux/fs.h
+++ b/include/uapi/linux/fs.h
@@ -362,5 +362,9 @@ struct fscrypt_key {
 #define RWF_HIPRI                      0x00000001 /* high priority request, poll if possible */
 #define RWF_DSYNC                      0x00000002 /* per-IO O_DSYNC */
 #define RWF_SYNC                       0x00000004 /* per-IO O_SYNC */
+#define RWF_NOWAIT                     0x00000008 /* per-IO, return -EAGAIN if operation would block */
+
+#define RWF_SUPPORTED                  (RWF_HIPRI | RWF_DSYNC | RWF_SYNC |\
+                                        RWF_NOWAIT)
 
 #endif /* _UAPI_LINUX_FS_H */