@@ -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]:
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> --- Documentation/block/null_blk.txt | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)