Re: [PATCH 3/5] ib_srpt: depend on INFINIBAND_ADDR_TRANS

From: Greg Thelen
Date: Thu May 03 2018 - 23:31:02 EST


On Tue, May 1, 2018 at 1:48 PM Jason Gunthorpe <jgg@xxxxxxxx> wrote:

> On Tue, May 01, 2018 at 03:08:57AM +0000, Greg Thelen wrote:
> > On Mon, Apr 30, 2018 at 4:35 PM Jason Gunthorpe <jgg@xxxxxxxx> wrote:
> >
> > > On Wed, Apr 25, 2018 at 03:33:39PM -0700, Greg Thelen wrote:
> > > > INFINIBAND_SRPT code depends on INFINIBAND_ADDR_TRANS provided
symbols.
> > > > So declare the kconfig dependency. This is necessary to allow for
> > > > enabling INFINIBAND without INFINIBAND_ADDR_TRANS.
> > > >
> > > > Signed-off-by: Greg Thelen <gthelen@xxxxxxxxxx>
> > > > Cc: Tarick Bedeir <tarick@xxxxxxxxxx>
> > > > drivers/infiniband/ulp/srpt/Kconfig | 2 +-
> > > > 1 file changed, 1 insertion(+), 1 deletion(-)
> > > >
> > > > diff --git a/drivers/infiniband/ulp/srpt/Kconfig
> > b/drivers/infiniband/ulp/srpt/Kconfig
> > > > index 31ee83d528d9..fb8b7182f05e 100644
> > > > +++ b/drivers/infiniband/ulp/srpt/Kconfig
> > > > @@ -1,6 +1,6 @@
> > > > config INFINIBAND_SRPT
> > > > tristate "InfiniBand SCSI RDMA Protocol target support"
> > > > - depends on INFINIBAND && TARGET_CORE
> > > > + depends on INFINIBAND && INFINIBAND_ADDR_TRANS && TARGET_CORE
> >
> > > Isn't INFINIBAND && INFINIBAND_ADDR_TRANS a bit redundant? Can't have
> > > INFINIBAND_ADDR_TRANS without INFINIBAND.
> >
> > By kconfig INFINIBAND_ADDR_TRANS depends on INFINIBAND. So yes, it
seems
> > redundant. I don't know if anyone has designs to break this dependency
and
> > allow for ADDR_TRANS without INFINIBAND. Assuming not, I'd be willing
to
> > amend my series removing redundant INFINIBAND and a followup series to
> > remove it from similar depends. Though I'm not familiar with rdma dev
tree
> > lifecycle. Is rdma/for-rc a throw away branch (akin to linux-next), or
> > will it be merged into linus/master? If throwaway, then we can amend
> > its patches, otherwise followups will be needed.
> >
> > Let me know what you'd prefer. Thanks.

> I think a single update patch to fix all of these, and the
> pre-existing ones would be great

I just posted the cleanup: https://lkml.org/lkml/2018/5/3/1045