[RFC PATCH 0/4] smb:smbdirect/server: introduce smb_direct_negotiate_recv_work

[Namjae Jeon]

On Wed, Dec 3, 2025 at 6:15 AM Stefan Metzmacher <metze at samba.org> wrote:
>
> Hi,
>
> here's a patchset that implements a better solution
> to the problem that the initial recv completion might
> arrive before the RDMA_CM_EVENT_ESTABLISHED event.
>
> The last patch is not intended to be applied, but
> it helps to see the event flow it generated,
> see the commit message.
>
> This is based on the 4 smbirect patches within
> v6.19-rc-smb-fixes:
>
> dc10cf1368af8cb816dcaa2502ba7d44fff20612
> smb: client: relax WARN_ON_ONCE(SMBDIRECT_SOCKET_*) checks in recv_done() and smbd_conn_upcall()
> 425c32750b48956a6e156b6a4609d281ee471359
> smb: server: relax WARN_ON_ONCE(SMBDIRECT_SOCKET_*) checks in recv_done() and smb_direct_cm_handler()
> 1adb2dab9727c5beaaf253f67bf4fc2c54ae70e7
> smb: smbdirect: introduce SMBDIRECT_CHECK_STATUS_{WARN,DISCONNECT}()
> 1f3fd108c5c5a9885c6c276a2489c49b60a6b90d
> smb: smbdirect: introduce SMBDIRECT_DEBUG_ERR_PTR() helper
>
> I've tested them on top of v6.18 (without the other patches
> in v6.19-rc-smb-fixes).
>
> Sadly there are still problems with Mellanox setups
> as well as irdma (in iwarp mode). I'm trying to
> prepare patches to debug this next.
I have tested with Mellanox NICs.
Acked-by: Namjae Jeon <linkinjeon at kernel.org>
Thanks!