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authorMinwoo Im <minwoo.im.dev@gmail.com>2017-11-07 22:23:01 +0900
committerJens Axboe <axboe@kernel.dk>2017-11-07 09:24:06 -0700
commite8815241173ebba4ccad490d4907b354b795fa5c (patch)
treed4dcfe79084e6c5aa95e06ba4888cf63bde677a3 /Documentation/block
parent6a468d5990ecd1c2d07dd85f8633bbdd0ba61c40 (diff)
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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>
Diffstat (limited to 'Documentation/block')
-rw-r--r--Documentation/block/null_blk.txt4
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/block/null_blk.txt b/Documentation/block/null_blk.txt
index b7161c8e70f2..fcf7f8487d8e 100644
--- a/Documentation/block/null_blk.txt
+++ b/Documentation/block/null_blk.txt
@@ -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]: