netdev - Re: [PATCH RFC net-next 7/7] netdevsim: Add simple FIB resource controller via devlink

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Date:   Sat, 24 Mar 2018 23:35:24 -0700
From:   Jakub Kicinski <jakub.kicinski@...ronome.com>
To:     David Ahern <dsa@...ulusnetworks.com>
Cc:     netdev@...r.kernel.org, davem@...emloft.net,
        roopa@...ulusnetworks.com, shm@...ulusnetworks.com,
        jiri@...lanox.com, idosch@...lanox.com,
        David Ahern <dsahern@...il.com>
Subject: Re: [PATCH RFC net-next 7/7] netdevsim: Add simple FIB resource
 controller via devlink

On Sat, 24 Mar 2018 09:02:45 -0600, David Ahern wrote:
> >> diff --git a/drivers/net/netdevsim/Makefile b/drivers/net/netdevsim/Makefile
> >> index 09388c06171d..449b2a1a1800 100644
> >> --- a/drivers/net/netdevsim/Makefile
> >> +++ b/drivers/net/netdevsim/Makefile
> >> @@ -9,3 +9,7 @@ ifeq ($(CONFIG_BPF_SYSCALL),y)
> >>  netdevsim-objs += \
> >>  	bpf.o
> >>  endif
> >> +
> >> +ifneq ($(CONFIG_NET_DEVLINK),)  
> > 
> > Hm.  Don't you need MAY_USE_DEVLINK dependency perhaps?  
> 
> mlxsw uses CONFIG_NET_DEVLINK in its Makefile.
> 
> MAY_USE_DEVLINK seems to only be used in Kconfig files. Not clear to me
> why it is needed at all.

NETDEVSIM=y && DEVLINK=m