sg: add support for WRITE SAME(16) commands with NDOB flag set

[fio.git] / fio.1

diff --git a/fio.1 b/fio.1
index 4206360afab725341424c314ec26e58576135162..5a66e32680e65be68281efe5fd17bdbbe6740214 100644 (file)
--- a/fio.1
+++ b/fio.1
@@ -2309,6 +2309,12 @@ generate 8k of data for each command butonly the first 512 bytes will
 be used and transferred to the device. The writefua option is ignored
 with this selection.
 .TP
+.B write_same_ndob
+Issue WRITE SAME(16) commands as above but with the No Data Output
+Buffer (NDOB) bit set. No data will be transferred to the device with
+this bit set. Data written will be a pre-determined pattern such as
+all zeroes.
+.TP
 .B verify_bytchk_00
 Issue VERIFY commands with BYTCHK set to 00. This directs the device to carry
 out a medium verification with no data comparison.