linux-kernel - Re: [PATCH rdma-next 0/2] Extend mlx5 CQ creation with large UAR page index

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Date: Mon, 17 Jun 2024 05:47:00 +0800
From: Zhu Yanjun <yanjun.zhu@...ux.dev>
To: Leon Romanovsky <leon@...nel.org>, Jason Gunthorpe <jgg@...dia.com>
Cc: Leon Romanovsky <leonro@...dia.com>,
 Ajay Sharma <sharmaajay@...rosoft.com>,
 Akiva Goldberger <agoldberger@...dia.com>,
 Bernard Metzler <bmt@...ich.ibm.com>,
 Chengchang Tang <tangchengchang@...wei.com>,
 Cheng Xu <chengyou@...ux.alibaba.com>,
 Junxian Huang <huangjunxian6@...ilicon.com>,
 Kai Shen <kaishen@...ux.alibaba.com>, linux-kernel@...r.kernel.org,
 linux-rdma@...r.kernel.org, Long Li <longli@...rosoft.com>,
 Michael Margolin <mrgolin@...zon.com>,
 Mustafa Ismail <mustafa.ismail@...el.com>,
 Potnuri Bharat Teja <bharat@...lsio.com>,
 Selvin Xavier <selvin.xavier@...adcom.com>,
 Shiraz Saleem <shiraz.saleem@...el.com>, Yishai Hadas <yishaih@...dia.com>,
 Zhu Yanjun <zyjzyj2000@...il.com>
Subject: Re: [PATCH rdma-next 0/2] Extend mlx5 CQ creation with large UAR page
 index

在 2024/6/17 0:15, Leon Romanovsky 写道:
> From: Leon Romanovsky <leonro@...dia.com>
> 
> Hi,
> 
> This series from Akiva extends the mlx5 private field with the UAR page index
> which is larger than 16 bits as was before.

UAR: User Access Region

Zhu Yanjun
> 
> As this is first time, we extend ioctl API with private data field after
> it already has UHW object, we need to change create CQ API signature to
> support it.
> 
> Thanks
> 
> Akiva Goldberger (2):
>    RDMA: Pass entire uverbs attr bundle to create cq function
>    RDMA/mlx5: Send UAR page index as ioctl attribute
> 
>   drivers/infiniband/core/uverbs_cmd.c          |  2 +-
>   drivers/infiniband/core/uverbs_std_types_cq.c |  2 +-
>   drivers/infiniband/hw/bnxt_re/ib_verbs.c      |  3 +-
>   drivers/infiniband/hw/bnxt_re/ib_verbs.h      |  2 +-
>   drivers/infiniband/hw/cxgb4/cq.c              |  3 +-
>   drivers/infiniband/hw/cxgb4/iw_cxgb4.h        |  2 +-
>   drivers/infiniband/hw/efa/efa.h               |  2 +-
>   drivers/infiniband/hw/efa/efa_verbs.c         |  3 +-
>   drivers/infiniband/hw/erdma/erdma_verbs.c     |  3 +-
>   drivers/infiniband/hw/erdma/erdma_verbs.h     |  2 +-
>   drivers/infiniband/hw/hns/hns_roce_cq.c       |  3 +-
>   drivers/infiniband/hw/hns/hns_roce_device.h   |  2 +-
>   drivers/infiniband/hw/irdma/verbs.c           |  5 +--
>   drivers/infiniband/hw/mana/cq.c               |  2 +-
>   drivers/infiniband/hw/mana/mana_ib.h          |  2 +-
>   drivers/infiniband/hw/mlx4/cq.c               |  3 +-
>   drivers/infiniband/hw/mlx4/mlx4_ib.h          |  2 +-
>   drivers/infiniband/hw/mlx5/cq.c               | 31 ++++++++++++++++---
>   drivers/infiniband/hw/mlx5/main.c             |  1 +
>   drivers/infiniband/hw/mlx5/mlx5_ib.h          |  3 +-
>   drivers/infiniband/hw/mthca/mthca_provider.c  |  3 +-
>   drivers/infiniband/sw/rxe/rxe_verbs.c         |  3 +-
>   drivers/infiniband/sw/siw/siw_verbs.c         |  2 +-
>   drivers/infiniband/sw/siw/siw_verbs.h         |  2 +-
>   include/rdma/ib_verbs.h                       |  2 +-
>   include/uapi/rdma/ib_user_ioctl_cmds.h        |  1 +
>   include/uapi/rdma/mlx5_user_ioctl_cmds.h      |  4 +++
>   27 files changed, 67 insertions(+), 28 deletions(-)
>