[PATCH blktests 1/5] tests/srp/rc: update the ib_srpt module name

Bart Van Assche bvanassche at acm.org
Tue Nov 24 22:47:46 EST 2020


On 11/24/20 6:01 AM, Yi Zhang wrote:
> On 11/24/20 11:23 AM, Bart Van Assche wrote:
>> On 11/23/20 5:04 PM, Yi Zhang wrote:
>>> -    insmod "/lib/modules/$(uname
>>> -r)/kernel/drivers/infiniband/ulp/srpt/ib_srpt.ko" "${opts[@]}" ||
>>> return $?
>>> +    insmod "$(ls /lib/modules/"$(uname
>>> -r)"/kernel/drivers/infiniband/ulp/srpt/ib_srpt.*)" "${opts[@]}" ||
>>> return $?
>> Is 'ls' needed here or is 'echo' sufficient?
> Actually it doesn't work without ls
> $ insmod "/lib/modules/"$(uname
> -r)"/kernel/drivers/infiniband/ulp/srpt/ib_srpt.*"
> insmod: ERROR: could not load module
> /lib/modules/5.10.0-rc5/kernel/drivers/infiniband/ulp/srpt/ib_srpt.*: No
> such file or directory
> 
> and it works with echo, I can change to echo if you prefer
> $ insmod "$(echo /lib/modules/"$(uname
> -r)"/kernel/drivers/infiniband/ulp/srpt/ib_srpt.*)" "${opts[@]}" ||
> return $?

'echo' is a shell built-in while ls is not built-in into bash, so echo
is faster.

How about insmod "/lib/modules/$(uname
-r)/kernel/drivers/infiniband/ulp/srpt/ib_srpt."* (no echo, no ls,
asterisk outside double quotes)?

Thanks,

Bart.




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