X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=fio.h;h=8319a7a1323fcb3eb8225b4bd9178011e81568d3;hp=ace4b1646342bc4f30d4fba539763000eb6b5745;hb=b67740d3620aee7c753987cdcf750fa28d871fcf;hpb=4c5946c6606abc87ba7e2bfc57a5030d19b6d4d5;ds=sidebyside

diff --git a/fio.h b/fio.h
index ace4b164..8319a7a1 100644
--- a/fio.h
+++ b/fio.h
@@ -243,6 +243,7 @@ enum fio_ioengine_flags {
 	FIO_DISKLESSIO	= 1 << 2,	/* no disk involved */
 	FIO_NOEXTEND	= 1 << 3,	/* engine can't extend file */
 	FIO_NODISKUTIL  = 1 << 4,       /* diskutil can't handle filename */
+	FIO_UNIDIR	= 1 << 5,	/* engine is uni-directional */
 };
 
 enum fio_file_flags {