Re: [PATCH RFC V2 0/6] rxe_map_mr_sg() fix cleanup and refactor

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On Fri, Nov 3, 2023 at 5:58 PM Li Zhijian <lizhijian@xxxxxxxxxxx> wrote:
>
> I don't collect the Reviewed-by to the patch1-2 this time, since i
> think we can make it better.
>
> Patch1-2: Fix kernel panic[1] and benifit to make srp work again.
>           Almost nothing change from V1.
> Patch3-5: cleanups # newly add
> Patch6: make RXE support PAGE_SIZE aligned mr # newly add, but not fully tested

Do some work. Do not use these rubbish patch to waste our time.

>
> My bad arm64 mechine offten hangs when doing blktests even though i use the
> default siw driver.
>
> - nvme and ULPs(rtrs, iser) always registers 4K mr still don't supported yet.
>
> [1] https://lore.kernel.org/all/CAHj4cs9XRqE25jyVw9rj9YugffLn5+f=1znaBEnu1usLOciD+g@xxxxxxxxxxxxxx/T/
>
> Li Zhijian (6):
>   RDMA/rxe: RDMA/rxe: don't allow registering !PAGE_SIZE mr
>   RDMA/rxe: set RXE_PAGE_SIZE_CAP to PAGE_SIZE
>   RDMA/rxe: remove unused rxe_mr.page_shift
>   RDMA/rxe: Use PAGE_SIZE and PAGE_SHIFT to extract address from
>     page_list
>   RDMA/rxe: cleanup rxe_mr.{page_size,page_shift}
>   RDMA/rxe: Support PAGE_SIZE aligned MR
>
>  drivers/infiniband/sw/rxe/rxe_mr.c    | 80 ++++++++++++++++-----------
>  drivers/infiniband/sw/rxe/rxe_param.h |  2 +-
>  drivers/infiniband/sw/rxe/rxe_verbs.h |  9 ---
>  3 files changed, 48 insertions(+), 43 deletions(-)
>
> --
> 2.41.0
>




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