From: Jens Axboe <axboe@fb.com>
Date: Fri, 6 May 2016 20:01:26 +0000 (-0600)
Subject: Wire up pmemblk
X-Git-Tag: fio-2.10~43
X-Git-Url: https://git.kernel.dk/?p=fio.git;a=commitdiff_plain;h=5c4ef02e212df7cc536680ac44dd01f34bfb74a2

Wire up pmemblk

Add it to our options, and to the documentation.

Signed-off-by: Jens Axboe <axboe@fb.com>
---

diff --git a/HOWTO b/HOWTO
index 1f523d38..6952c84e 100644
--- a/HOWTO
+++ b/HOWTO
@@ -798,6 +798,9 @@ ioengine=str	Defines how the job issues io to the file. The following
 				overwriting. The writetrim mode works well
 				for this constraint.
 
+			pmemblk	Read and write through the NVML libpmemblk
+				interface.
+
 			external Prefix to specify loading an external
 				IO engine object file. Append the engine
 				filename, eg ioengine=external:/tmp/foo.o
diff --git a/fio.1 b/fio.1
index 73fdee64..48a3e96e 100644
--- a/fio.1
+++ b/fio.1
@@ -700,6 +700,9 @@ treated as erases. Depending on the underlying device type, the I/O may have
 to go in a certain pattern, e.g., on NAND, writing sequentially to erase blocks
 and discarding before overwriting. The writetrim mode works well for this
 constraint.
+.TP
+.B pmemblk
+Read and write through the NVML libpmemblk interface.
 .RE
 .P
 .RE
diff --git a/options.c b/options.c
index b6c980ee..980b7e5e 100644
--- a/options.c
+++ b/options.c
@@ -1568,6 +1568,12 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
 			  { .ival = "libhdfs",
 			    .help = "Hadoop Distributed Filesystem (HDFS) engine"
 			  },
+#endif
+#ifdef CONFIG_PMEMBLK
+			  { .ival = "pmemblk",
+			    .help = "NVML libpmemblk based IO engine",
+			  },
+
 #endif
 			  { .ival = "external",
 			    .help = "Load external engine (append name)",