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-rw-r--r--drivers/infiniband/hw/cxgb3/iwch_provider.c6
-rw-r--r--drivers/infiniband/hw/cxgb3/iwch_qp.c1
-rw-r--r--drivers/infiniband/hw/ehca/ehca_irq.c44
-rw-r--r--drivers/infiniband/hw/ehca/ehca_qp.c5
-rw-r--r--drivers/infiniband/hw/ipath/ipath_ruc.c10
-rw-r--r--drivers/infiniband/hw/mlx4/mr.c1
6 files changed, 39 insertions, 28 deletions
diff --git a/drivers/infiniband/hw/cxgb3/iwch_provider.c b/drivers/infiniband/hw/cxgb3/iwch_provider.c
index ecff9804358..160ef482712 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_provider.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_provider.c
@@ -1102,9 +1102,7 @@ static u64 fw_vers_string_to_u64(struct iwch_dev *iwch_dev)
char *cp, *next;
unsigned fw_maj, fw_min, fw_mic;
- rtnl_lock();
lldev->ethtool_ops->get_drvinfo(lldev, &info);
- rtnl_unlock();
next = info.fw_version + 1;
cp = strsep(&next, ".");
@@ -1192,9 +1190,7 @@ static ssize_t show_fw_ver(struct device *dev, struct device_attribute *attr, ch
struct net_device *lldev = iwch_dev->rdev.t3cdev_p->lldev;
PDBG("%s dev 0x%p\n", __func__, dev);
- rtnl_lock();
lldev->ethtool_ops->get_drvinfo(lldev, &info);
- rtnl_unlock();
return sprintf(buf, "%s\n", info.fw_version);
}
@@ -1207,9 +1203,7 @@ static ssize_t show_hca(struct device *dev, struct device_attribute *attr,
struct net_device *lldev = iwch_dev->rdev.t3cdev_p->lldev;
PDBG("%s dev 0x%p\n", __func__, dev);
- rtnl_lock();
lldev->ethtool_ops->get_drvinfo(lldev, &info);
- rtnl_unlock();
return sprintf(buf, "%s\n", info.driver);
}
diff --git a/drivers/infiniband/hw/cxgb3/iwch_qp.c b/drivers/infiniband/hw/cxgb3/iwch_qp.c
index 3e4585c2318..19661b2f040 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_qp.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_qp.c
@@ -745,7 +745,6 @@ int iwch_post_zb_read(struct iwch_qp *qhp)
wqe->read.rdmaop = T3_READ_REQ;
wqe->read.reserved[0] = 0;
wqe->read.reserved[1] = 0;
- wqe->read.reserved[2] = 0;
wqe->read.rem_stag = cpu_to_be32(1);
wqe->read.rem_to = cpu_to_be64(1);
wqe->read.local_stag = cpu_to_be32(1);
diff --git a/drivers/infiniband/hw/ehca/ehca_irq.c b/drivers/infiniband/hw/ehca/ehca_irq.c
index cb55be04442..757035ea246 100644
--- a/drivers/infiniband/hw/ehca/ehca_irq.c
+++ b/drivers/infiniband/hw/ehca/ehca_irq.c
@@ -359,36 +359,48 @@ static void notify_port_conf_change(struct ehca_shca *shca, int port_num)
*old_attr = new_attr;
}
+/* replay modify_qp for sqps -- return 0 if all is well, 1 if AQP1 destroyed */
+static int replay_modify_qp(struct ehca_sport *sport)
+{
+ int aqp1_destroyed;
+ unsigned long flags;
+
+ spin_lock_irqsave(&sport->mod_sqp_lock, flags);
+
+ aqp1_destroyed = !sport->ibqp_sqp[IB_QPT_GSI];
+
+ if (sport->ibqp_sqp[IB_QPT_SMI])
+ ehca_recover_sqp(sport->ibqp_sqp[IB_QPT_SMI]);
+ if (!aqp1_destroyed)
+ ehca_recover_sqp(sport->ibqp_sqp[IB_QPT_GSI]);
+
+ spin_unlock_irqrestore(&sport->mod_sqp_lock, flags);
+
+ return aqp1_destroyed;
+}
+
static void parse_ec(struct ehca_shca *shca, u64 eqe)
{
u8 ec = EHCA_BMASK_GET(NEQE_EVENT_CODE, eqe);
u8 port = EHCA_BMASK_GET(NEQE_PORT_NUMBER, eqe);
u8 spec_event;
struct ehca_sport *sport = &shca->sport[port - 1];
- unsigned long flags;
switch (ec) {
case 0x30: /* port availability change */
if (EHCA_BMASK_GET(NEQE_PORT_AVAILABILITY, eqe)) {
- int suppress_event;
- /* replay modify_qp for sqps */
- spin_lock_irqsave(&sport->mod_sqp_lock, flags);
- suppress_event = !sport->ibqp_sqp[IB_QPT_GSI];
- if (sport->ibqp_sqp[IB_QPT_SMI])
- ehca_recover_sqp(sport->ibqp_sqp[IB_QPT_SMI]);
- if (!suppress_event)
- ehca_recover_sqp(sport->ibqp_sqp[IB_QPT_GSI]);
- spin_unlock_irqrestore(&sport->mod_sqp_lock, flags);
-
- /* AQP1 was destroyed, ignore this event */
- if (suppress_event)
- break;
+ /* only replay modify_qp calls in autodetect mode;
+ * if AQP1 was destroyed, the port is already down
+ * again and we can drop the event.
+ */
+ if (ehca_nr_ports < 0)
+ if (replay_modify_qp(sport))
+ break;
sport->port_state = IB_PORT_ACTIVE;
dispatch_port_event(shca, port, IB_EVENT_PORT_ACTIVE,
"is active");
- ehca_query_sma_attr(shca, port,
- &sport->saved_attr);
+ ehca_query_sma_attr(shca, port, &sport->saved_attr);
} else {
sport->port_state = IB_PORT_DOWN;
dispatch_port_event(shca, port, IB_EVENT_PORT_ERR,
diff --git a/drivers/infiniband/hw/ehca/ehca_qp.c b/drivers/infiniband/hw/ehca/ehca_qp.c
index 4d54b9f6456..9e05ee2db39 100644
--- a/drivers/infiniband/hw/ehca/ehca_qp.c
+++ b/drivers/infiniband/hw/ehca/ehca_qp.c
@@ -860,6 +860,11 @@ static struct ehca_qp *internal_create_qp(
if (qp_type == IB_QPT_GSI) {
h_ret = ehca_define_sqp(shca, my_qp, init_attr);
if (h_ret != H_SUCCESS) {
+ kfree(my_qp->mod_qp_parm);
+ my_qp->mod_qp_parm = NULL;
+ /* the QP pointer is no longer valid */
+ shca->sport[init_attr->port_num - 1].ibqp_sqp[qp_type] =
+ NULL;
ret = ehca2ib_return_code(h_ret);
goto create_qp_exit6;
}
diff --git a/drivers/infiniband/hw/ipath/ipath_ruc.c b/drivers/infiniband/hw/ipath/ipath_ruc.c
index fc0f6d9e603..2296832f94d 100644
--- a/drivers/infiniband/hw/ipath/ipath_ruc.c
+++ b/drivers/infiniband/hw/ipath/ipath_ruc.c
@@ -156,7 +156,7 @@ bail:
/**
* ipath_get_rwqe - copy the next RWQE into the QP's RWQE
* @qp: the QP
- * @wr_id_only: update wr_id only, not SGEs
+ * @wr_id_only: update qp->r_wr_id only, not qp->r_sge
*
* Return 0 if no RWQE is available, otherwise return 1.
*
@@ -173,8 +173,6 @@ int ipath_get_rwqe(struct ipath_qp *qp, int wr_id_only)
u32 tail;
int ret;
- qp->r_sge.sg_list = qp->r_sg_list;
-
if (qp->ibqp.srq) {
srq = to_isrq(qp->ibqp.srq);
handler = srq->ibsrq.event_handler;
@@ -206,8 +204,10 @@ int ipath_get_rwqe(struct ipath_qp *qp, int wr_id_only)
wqe = get_rwqe_ptr(rq, tail);
if (++tail >= rq->size)
tail = 0;
- } while (!wr_id_only && !ipath_init_sge(qp, wqe, &qp->r_len,
- &qp->r_sge));
+ if (wr_id_only)
+ break;
+ qp->r_sge.sg_list = qp->r_sg_list;
+ } while (!ipath_init_sge(qp, wqe, &qp->r_len, &qp->r_sge));
qp->r_wr_id = wqe->wr_id;
wq->tail = tail;
diff --git a/drivers/infiniband/hw/mlx4/mr.c b/drivers/infiniband/hw/mlx4/mr.c
index 87f5c5a87b9..8e4d26d56a9 100644
--- a/drivers/infiniband/hw/mlx4/mr.c
+++ b/drivers/infiniband/hw/mlx4/mr.c
@@ -205,6 +205,7 @@ struct ib_mr *mlx4_ib_alloc_fast_reg_mr(struct ib_pd *pd,
goto err_mr;
mr->ibmr.rkey = mr->ibmr.lkey = mr->mmr.key;
+ mr->umem = NULL;
return &mr->ibmr;
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-01 17:43:26 +0000