Re: [dpdk-dev] [PATCH] usertools: enhance device bind script module detection

[Thomas Monjalon <thomas@monjalon.net>]

28/10/2019 15:50, Pavan Nikhilesh Bhagavatula:
> >21/09/2019 20:16, pbhagavatula@marvell.com:
> >> From: Pavan Nikhilesh <pbhagavatula@marvell.com>
> >>
> >> Some kernel modules have '-' in their name when populated in
> >> '/sys/bus/pci/drivers/' where as the kernel always populates
> >> '/sys/modules/' with '_'.
> >> Replace '-' in module name with '_' to avoid script complaining
> >> that module not loaded.
> >
> >Sorry it does not look obvious to me.
> >Please, could you describe what is wrong and what is the real cause?
> >
> 
> dpdk-devbind.py can also be used to bind devices to kernel modules.
> Some kernel modules are registered with '-' in their name and are populated 
> with '-' in '/sys/bus/pci/drivers/' but kernel populates the name in /sys/modules/ as '_'

Sorry, still not clear.
What do you mean by "registered"?

> This confuses the current script making it unable to bind to such modules. The patch 
> addresses it by always replacing '-' with '_' when looking in /sys/modules/

Yes this sentence is clear (except it is /sys/module/).
Please send a v2 with a clear explanation.