RDMA/hns: Fix PBL page MTR find

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Now, The address of the first two pages in the MR will be searched, which
use to speed up the lookup of the pbl table for hardware.  An exception
will occur when there is only one page in this MR.  This patch fix the
number of page to search.

Fixes: 9b2cf76c9f ("RDMA/hns: Optimize PBL buffer allocation process")
Link: https://lore.kernel.org/r/20221126102911.2921820-4-xuhaoyue1@hisilicon.com
Signed-off-by: Chengchang Tang <tangchengchang@huawei.com>
Signed-off-by: Haoyue Xu <xuhaoyue1@hisilicon.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

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Chengchang Tang 2022-11-26 18:29:08 +08:00 • committed by Jason Gunthorpe

parent bc34c04f7b

commit 9fb39ef2ff

1 changed files with 2 additions and 1 deletions

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drivers/infiniband/hw/hns/hns_roce_hw_v2.c

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