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| author | Wei Hu(Xavier) <xavier.huwei@huawei.com> | 2018-05-23 18:16:27 +0800 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-05-24 15:41:52 -0600 |
| commit | 5b6eb54f586ba0a6385f1523bce4c96cbdb79afd (patch) | |
| tree | e13b4f4ce5ff76047168fbe5df167009273975dc /drivers/infiniband/hw/hns/hns_roce_device.h | |
| parent | c62091bcd9843eedde93f1898ca05765a6875c18 (diff) | |
| download | talos-op-linux-5b6eb54f586ba0a6385f1523bce4c96cbdb79afd.tar.gz talos-op-linux-5b6eb54f586ba0a6385f1523bce4c96cbdb79afd.zip | |
RDMA/hns: Modify uar allocation algorithm to avoid bitmap exhaust
This patch modified uar allocation algorithm in hns_roce_uar_alloc
function to avoid bitmap exhaust.
Signed-off-by: Wei Hu (Xavier) <xavier.huwei@huawei.com>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/hns/hns_roce_device.h')
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_device.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_device.h b/drivers/infiniband/hw/hns/hns_roce_device.h index 53c2f1b8d068..412297d4b86c 100644 --- a/drivers/infiniband/hw/hns/hns_roce_device.h +++ b/drivers/infiniband/hw/hns/hns_roce_device.h @@ -214,6 +214,7 @@ enum { struct hns_roce_uar { u64 pfn; unsigned long index; + unsigned long logic_idx; }; struct hns_roce_ucontext { |
