null_blk: fix default values in documentation
null_blk.c has initial value of
(1) nr_devices as 1.
(2) completion_nsec as 10,000ns, not 10.000ns.
documentation should be updated for fixes above.
Signed-off-by: Minwoo Im <minwoo.im.dev@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/Documentation/block/null_blk.txt b/Documentation/block/null_blk.txt
index b7161c8..fcf7f84 100644
--- a/Documentation/block/null_blk.txt
+++ b/Documentation/block/null_blk.txt
@@ -38,7 +38,7 @@
bs=[Block size (in bytes)]: Default: 512 bytes
The block size reported to the system.
-nr_devices=[Number of devices]: Default: 2
+nr_devices=[Number of devices]: Default: 1
Number of block devices instantiated. They are instantiated as /dev/nullb0,
etc.
@@ -52,7 +52,7 @@
2: Timer: Waits a specific period (completion_nsec) for each IO before
completion.
-completion_nsec=[ns]: Default: 10.000ns
+completion_nsec=[ns]: Default: 10,000ns
Combined with irqmode=2 (timer). The time each completion event must wait.
submit_queues=[1..nr_cpus]: