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IB/qib, IB/hfi1: Fix grh creation in ud loopback

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Instead of copying the actual GRH of type struct ib_grh, existing code
copies the struct ib_global_route into the sge. This patch fixes that
and constructs the actual GRH from ib_global_route and copies the GRH
into the sge.

Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Reviewed-by: Dean Luick <dean.luick@intel.com>
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Dasaratharaman Chandramouli <dasaratharaman.chandramouli@intel.com>
Signed-off-by: Don Hiatt <don.hiatt@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Dasaratharaman Chandramouli 2016-07-25 13:40:40 -07:00 committed by Doug Ledford
parent b736a469f9
commit 527dbf12e0
2 changed files with 12 additions and 4 deletions
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8
drivers/infiniband/hw/hfi1/ud.c
View File

@ -184,8 +184,12 @@ static void ud_loopback(struct rvt_qp *sqp, struct rvt_swqe *swqe)
}
if (ah_attr->ah_flags & IB_AH_GRH) {
hfi1_copy_sge(&qp->r_sge, &ah_attr->grh,
sizeof(struct ib_grh), 1, 0);
struct ib_grh grh;
struct ib_global_route grd = ah_attr->grh;
hfi1_make_grh(ibp, &grh, &grd, 0, 0);
hfi1_copy_sge(&qp->r_sge, &grh,
sizeof(grh), 1, 0);
wc.wc_flags |= IB_WC_GRH;
} else {
hfi1_skip_sge(&qp->r_sge, sizeof(struct ib_grh), 1);

8
drivers/infiniband/hw/qib/qib_ud.c
View File

@ -169,8 +169,12 @@ static void qib_ud_loopback(struct rvt_qp *sqp, struct rvt_swqe *swqe)
}
if (ah_attr->ah_flags & IB_AH_GRH) {
qib_copy_sge(&qp->r_sge, &ah_attr->grh,
sizeof(struct ib_grh), 1);
struct ib_grh grh;
struct ib_global_route grd = ah_attr->grh;
qib_make_grh(ibp, &grh, &grd, 0, 0);
qib_copy_sge(&qp->r_sge, &grh,
sizeof(grh), 1);
wc.wc_flags |= IB_WC_GRH;
} else
qib_skip_sge(&qp->r_sge, sizeof(struct ib_grh), 1);