doc: minor consistency and spelling changes

[fio.git] / fio.1

diff --git a/fio.1 b/fio.1
index f486276358b4230fdea4693b7662b0d3b3d9a6eb..56f2d11078b583aa4c6844d7fd39c4bedc35dc33 100644 (file)
--- a/fio.1
+++ b/fio.1
@@ -811,10 +811,12 @@ and discarding before overwriting. The trimwrite mode works well for this
 constraint.
 .TP
 .B pmemblk
-Read and write through the NVML libpmemblk interface.
+Read and write using filesystem DAX to a file on a filesystem mounted with
+DAX on a persistent memory device through the NVML libpmemblk library.
 .TP
 .B dev-dax
-Read and write through a DAX device exposed from persistent memory.
+Read and write using device DAX to a persistent memory device
+(e.g., /dev/dax0.0) through the NVML libpmem library.
 .RE
 .P
 .RE