Re: [PATCH] RDMA/core: check id_priv->restricted_node_type in cma_listen_on_dev()

[Leon Romanovsky <leon@kernel.org>]

On Thu, Feb 26, 2026 at 10:32:27AM +0100, Stefan Metzmacher wrote:
> Am 25.02.26 um 13:52 schrieb Leon Romanovsky:
> > On Tue, Feb 24, 2026 at 05:59:52PM +0100, Stefan Metzmacher wrote:
> > > When listening on wildcard addresses we have a global list for
> > > the application layer rdma_cm_id and for any existing
> > > device or any device added in future we try to listen
> > > on any wildcard listener.
> > > 
> > > When the listener has a restricted_node_type we
> > > should prevent listening on devices with a different
> > > node type.
> > > 
> > > While there fix the documentation comment of
> > > rdma_restrict_node_type() to include rdma_resolve_addr()
> > > instead of having rdma_bind_addr() twice.
> > > 
> > > Fixes: a760e80e90f5 ("RDMA/core: introduce rdma_restrict_node_type()")
> > > Cc: Jason Gunthorpe <jgg@ziepe.ca>
> > > Cc: Leon Romanovsky <leon@kernel.org>
> > > Cc: Steve French <smfrench@gmail.com>
> > > Cc: Namjae Jeon <linkinjeon@kernel.org>
> > > Cc: Tom Talpey <tom@talpey.com>
> > > Cc: Long Li <longli@microsoft.com>
> > > Cc: linux-rdma@vger.kernel.org
> > > Cc: linux-cifs@vger.kernel.org
> > > Cc: samba-technical@lists.samba.org
> > > Signed-off-by: Stefan Metzmacher <metze@samba.org>
> > > ---
> > >   drivers/infiniband/core/cma.c | 6 +++++-
> > >   include/rdma/rdma_cm.h        | 2 +-
> > >   2 files changed, 6 insertions(+), 2 deletions(-)
> > 
> > Applied, thanks.
> 
> Great!
> 
> Will this be scheduled for rc2?

I hope so, rdma-rc has a compilation fix which I would like to see in
Linus's master as soon as possible.

> Would be great as it fixes a regression in ksmbd
> with iwarp.

Thanks

> 
> Thanks!
> metze