On Fri, May 25, 2018 at 05:32:52PM -0700, Greg Thelen wrote:
> On Fri, May 25, 2018 at 2:32 PM Arnd Bergmann <arnd@xxxxxxxx> wrote:
>
> > Several subsystems depend on INFINIBAND_ADDR_TRANS, which in turn depends
> > on INFINIBAND. However, when with CONFIG_INIFIBAND=m, this leads to a
> > link error when another driver using it is built-in. The
> > INFINIBAND_ADDR_TRANS dependency is insufficient here as this is
> > a 'bool' symbol that does not force anything to be a module in turn.
>
> > fs/cifs/smbdirect.o: In function `smbd_disconnect_rdma_work':
> > smbdirect.c:(.text+0x1e4): undefined reference to `rdma_disconnect'
> > net/9p/trans_rdma.o: In function `rdma_request':
> > trans_rdma.c:(.text+0x7bc): undefined reference to `rdma_disconnect'
> > net/9p/trans_rdma.o: In function `rdma_destroy_trans':
> > trans_rdma.c:(.text+0x830): undefined reference to `ib_destroy_qp'
> > trans_rdma.c:(.text+0x858): undefined reference to `ib_dealloc_pd'
>
> > Fixes: 9533b292a7ac ("IB: remove redundant INFINIBAND kconfig
> dependencies")
> > Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
>
> Acked-by: Greg Thelen <gthelen@xxxxxxxxxx>
>
> Sorry for the 9533b292a7ac problem.
> At this point the in release cycle, I think Arnd's revert is best.
>
> If there is interest, I've put a little thought into an alternative fix:
> making INFINIBAND_ADDR_TRANS tristate. But it's nontrivial.
> So I prefer this simple revert for now.
Is that a normal thing to do?
> Doug: do you need anything from me on this?
I can take the revert..
Jason
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