Re: [PATCH for-rc v2] RDMA/core: Fix ENODEV error for iWARP test over vlan

[Leon Romanovsky <leon@kernel.org>]

On Tue, Dec 03, 2024 at 07:30:53PM +0530, Anumula Murali Mohan Reddy wrote:
> If traffic is over vlan, cma_validate_port() fails to match
> net_device ifindex with bound_if_index and results in ENODEV error.
> As iWARP gid table is static, it contains entry corresponding  to
> only one net device which is either real netdev or vlan netdev for
> cases like  siw attached to a vlan interface.
> This patch fixes the issue by assigning bound_if_index with net
> device index, if real net device obtained from bound if index matches
> with net device retrieved from gid table
> 
> Fixes: f8ef1be816bf ("RDMA/cma: Avoid GID lookups on iWARP devices")
> Link: https://lore.kernel.org/all/ZzNgdrjo1kSCGbRz@chelsio.com/
> Signed-off-by: Anumula Murali Mohan Reddy <anumula@chelsio.com>
> Signed-off-by: Potnuri Bharat Teja <bharat@chelsio.com>
> ---
> Changes since v1:
> Addressed previous review comments
> ---
>  drivers/infiniband/core/cma.c | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)

I added this patch to our regression run, if everything works, I will
merge it next week.

Thanks