Re: [PATCH for-next 2/3] RDMA/hns: Bugfix for calculation of extended sge

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On Sat, Nov 28, 2020 at 06:22:38PM +0800, Weihang Li wrote:
> From: Yangyang Li <liyangyang20@xxxxxxxxxx>
>
> Page alignment is required when setting the number of extended sge
> according to the hardware's achivement. If the space of needed extended sge
> is greater than one page, the roundup_pow_of_two() can ensure that. But if
> the needed extended sge isn't 0 and can not be filled in a whole page, the
> driver should align it specifically.
>
> Fixes: 54d6638765b0 ("RDMA/hns: Optimize WQE buffer size calculating process")
> Signed-off-by: Yangyang Li <liyangyang20@xxxxxxxxxx>
> Signed-off-by: Weihang Li <liweihang@xxxxxxxxxx>
> ---
>  drivers/infiniband/hw/hns/hns_roce_qp.c | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
>

Thanks,
Reviewed-by: Leon Romanovsky <leonro@xxxxxxxxxx>




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