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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>
This commit is contained in:
Minwoo Im 2017-11-07 22:23:01 +09:00 committed by Jens Axboe
parent 6a468d5990
commit e881524117
1 changed files with 2 additions and 2 deletions
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Documentation/block/null_blk.txt
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@ -38,7 +38,7 @@ gb=[Size in GB]: Default: 250GB
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 @@ irqmode=[0-2]: Default: 1-Soft-irq
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]: