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| author | oulijun <oulijun@huawei.com> | 2018-05-22 20:47:15 +0800 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-05-23 15:45:44 -0600 |
| commit | 55ba49cbcef37053d973f9a45bc58818c333fe13 (patch) | |
| tree | 80e7c5ad2d635b3aae975d0edae1bf64925dd936 /drivers | |
| parent | 05d6a4ddb654ef6f2fbbcf9dcb3b263184baa8e4 (diff) | |
| download | lwn-55ba49cbcef37053d973f9a45bc58818c333fe13.tar.gz lwn-55ba49cbcef37053d973f9a45bc58818c333fe13.zip | |
RDMA/hns: Move the location for initializing tmp_len
When posted work request, it need to compute the length of
all sges of every wr and fill it into the msg_len field of
send wqe. Thus, While posting multiple wr,
tmp_len should be reinitialized to zero.
Fixes: 8b9b8d143b46 ("RDMA/hns: Fix the endian problem for hns")
Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index 7ecf0c911808..1f0965bb64ee 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -142,8 +142,8 @@ static int hns_roce_v2_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, unsigned long flags; unsigned int ind; void *wqe = NULL; - u32 tmp_len = 0; bool loopback; + u32 tmp_len; int ret = 0; u8 *smac; int nreq; @@ -189,6 +189,7 @@ static int hns_roce_v2_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, owner_bit = ~(((qp->sq.head + nreq) >> ilog2(qp->sq.wqe_cnt)) & 0x1); + tmp_len = 0; /* Corresponding to the QP type, wqe process separately */ if (ibqp->qp_type == IB_QPT_GSI) { |