On 2023/11/24 21:34, Wen Gu wrote:
>
>
> On 2023/11/24 21:11, Wenjia Zhang wrote:
>>
>>
>> On 19.11.23 14:57, Wen Gu wrote:
>>> The fourth edition of SMCv2 adds the SMC version 2.1 feature updates for
>>> SMC-Dv2 with virtual ISM. Virtual ISM are created and supported mainly by
>>> OS or hypervisor software, comparable to IBM ISM which is based on platform
>>> firmware or hardware.
>>>
>>> With the introduction of virtual ISM, SMCv2.1 makes some updates:
>>>
>>> - Introduce feature bitmask to indicate supplemental features.
>>> - Reserve a range of CHIDs for virtual ISM.
>>> - Support extended GIDs (128 bits) in CLC handshake.
>>>
>>> So this patch set aims to implement these updates in Linux kernel. And it
>>> acts as the first part of the new version of [1].
>>>
>>> [1] https://lore.kernel.org/netdev/1695568613-125057-1-git-send-email-guwen@linux.alibaba.com/
>>>
>>> Wen Gu (7):
>>> net/smc: Rename some variable 'fce' to 'fce_v2x' for clarity
>>> net/smc: support SMCv2.x supplemental features negotiation
>>> net/smc: introduce virtual ISM device support feature
>>> net/smc: define a reserved CHID range for virtual ISM devices
>>> net/smc: compatible with 128-bits extend GID of virtual ISM device
>>> net/smc: disable SEID on non-s390 archs where virtual ISM may be used
>>> net/smc: manage system EID in SMC stack instead of ISM driver
>>>
>>> drivers/s390/net/ism.h | 6 ---
>>> drivers/s390/net/ism_drv.c | 54 +++++++--------------------
>>> include/linux/ism.h | 1 -
>>> include/net/smc.h | 16 +++++---
>>> net/smc/af_smc.c | 68 ++++++++++++++++++++++++++-------
>>> net/smc/smc.h | 7 ++++
>>> net/smc/smc_clc.c | 93 ++++++++++++++++++++++++++++++++--------------
>>> net/smc/smc_clc.h | 22 +++++++----
>>> net/smc/smc_core.c | 30 ++++++++++-----
>>> net/smc/smc_core.h | 8 ++--
>>> net/smc/smc_diag.c | 7 +++-
>>> net/smc/smc_ism.c | 57 ++++++++++++++++++++--------
>>> net/smc/smc_ism.h | 31 +++++++++++++++-
>>> net/smc/smc_pnet.c | 4 +-
>>> 14 files changed, 269 insertions(+), 135 deletions(-)
>>>
>>
>> Hi Wen Gu,
>>
>> Just FYI, the review is still on going and some tests on our plateform still need to do. I'll give you my comments as
>> soon as the testing is done. I think it would be at the beginning of next week.
>>
>> Thanks,
>> Wenjia
>
> Hi Wenjian,
Wenjia.
Sorry for the typo.
>
> Thank you very much. I appreciate that you help to test them on your platform since I can only test
> them with loopback-ism.
>
> And I am going to send a new version which is rebased to the latest net-next and fix two existing
> comments. If the current tests have not started yet, could you please test based on my upcoming v2 ?
>
> Thanks and regards,
> Wen Gu