Merge branch 'for-linus' of master.kernel.org:/pub/scm/linux/kernel/git/roland/infiniband

* 'for-linus' of master.kernel.org:/pub/scm/linux/kernel/git/roland/infiniband:
  IPoIB: Convert to NAPI
  IB: Return "maybe missed event" hint from ib_req_notify_cq()
  IB: Add CQ comp_vector support
  IB/ipath: Fix a race condition when generating ACKs
  IB/ipath: Fix two more spin lock problems
  IB/fmr_pool: Add prefix to all printks
  IB/srp: Set proc_name
  IB/srp: Add orig_dgid sysfs attribute to scsi_host
  IPoIB/cm: Don't crash if remote side uses one QP for both directions
  RDMA/cxgb3: Support for new abort logic
  RDMA/cxgb3: Initialize cpu_idx field in cpl_close_listserv_req message
  RDMA/cxgb3: Fail qp creation if the requested max_inline is too large
  RDMA/cxgb3: Fix TERM codes
  IPoIB/cm: Fix error handling in ipoib_cm_dev_open()
  IB/ipath: Don't corrupt pending mmap list when unmapped objects are freed
  IB/mthca: Work around kernel QP starvation
  IB/ipath: Don't put QP in timeout queue if waiting to send
  IB/ipath: Don't call spin_lock_irq() from interrupt context

5 files changed, 24 insertions, 7 deletions

diff --git a/drivers/infiniband/hw/ehca/ehca_cq.c b/drivers/infiniband/hw/ehca/ehca_cq.c
index e2cdc1a16fe..67f0670fe3b 100644
--- a/drivers/infiniband/hw/ehca/ehca_cq.c
+++ b/drivers/infiniband/hw/ehca/ehca_cq.c
@@ -113,7 +113,7 @@ struct ehca_qp* ehca_cq_get_qp(struct ehca_cq *cq, int real_qp_num)
 	return ret;
 }
 
-struct ib_cq *ehca_create_cq(struct ib_device *device, int cqe,
+struct ib_cq *ehca_create_cq(struct ib_device *device, int cqe, int comp_vector,
 			     struct ib_ucontext *context,
 			     struct ib_udata *udata)
 {
diff --git a/drivers/infiniband/hw/ehca/ehca_iverbs.h b/drivers/infiniband/hw/ehca/ehca_iverbs.h
index 95fd59fb452..e14b029332c 100644
--- a/drivers/infiniband/hw/ehca/ehca_iverbs.h
+++ b/drivers/infiniband/hw/ehca/ehca_iverbs.h
@@ -123,7 +123,7 @@ int ehca_destroy_eq(struct ehca_shca *shca, struct ehca_eq *eq);
 void *ehca_poll_eq(struct ehca_shca *shca, struct ehca_eq *eq);
 
 
-struct ib_cq *ehca_create_cq(struct ib_device *device, int cqe,
+struct ib_cq *ehca_create_cq(struct ib_device *device, int cqe, int comp_vector,
 			     struct ib_ucontext *context,
 			     struct ib_udata *udata);
 
@@ -135,7 +135,7 @@ int ehca_poll_cq(struct ib_cq *cq, int num_entries, struct ib_wc *wc);
 
 int ehca_peek_cq(struct ib_cq *cq, int wc_cnt);
 
-int ehca_req_notify_cq(struct ib_cq *cq, enum ib_cq_notify cq_notify);
+int ehca_req_notify_cq(struct ib_cq *cq, enum ib_cq_notify_flags notify_flags);
 
 struct ib_qp *ehca_create_qp(struct ib_pd *pd,
 			     struct ib_qp_init_attr *init_attr,
diff --git a/drivers/infiniband/hw/ehca/ehca_main.c b/drivers/infiniband/hw/ehca/ehca_main.c
index 4700085ba83..2d370543e96 100644
--- a/drivers/infiniband/hw/ehca/ehca_main.c
+++ b/drivers/infiniband/hw/ehca/ehca_main.c
@@ -313,6 +313,7 @@ int ehca_init_device(struct ehca_shca *shca)
 
 	shca->ib_device.node_type           = RDMA_NODE_IB_CA;
 	shca->ib_device.phys_port_cnt       = shca->num_ports;
+	shca->ib_device.num_comp_vectors    = 1;
 	shca->ib_device.dma_device          = &shca->ibmebus_dev->ofdev.dev;
 	shca->ib_device.query_device        = ehca_query_device;
 	shca->ib_device.query_port          = ehca_query_port;
@@ -375,7 +376,7 @@ static int ehca_create_aqp1(struct ehca_shca *shca, u32 port)
 		return -EPERM;
 	}
 
-	ibcq = ib_create_cq(&shca->ib_device, NULL, NULL, (void*)(-1), 10);
+	ibcq = ib_create_cq(&shca->ib_device, NULL, NULL, (void*)(-1), 10, 0);
 	if (IS_ERR(ibcq)) {
 		ehca_err(&shca->ib_device, "Cannot create AQP1 CQ.");
 		return PTR_ERR(ibcq);
diff --git a/drivers/infiniband/hw/ehca/ehca_reqs.c b/drivers/infiniband/hw/ehca/ehca_reqs.c
index 08d3f892d9f..caec9dee09e 100644
--- a/drivers/infiniband/hw/ehca/ehca_reqs.c
+++ b/drivers/infiniband/hw/ehca/ehca_reqs.c
@@ -634,11 +634,13 @@ poll_cq_exit0:
 	return ret;
 }
 
-int ehca_req_notify_cq(struct ib_cq *cq, enum ib_cq_notify cq_notify)
+int ehca_req_notify_cq(struct ib_cq *cq, enum ib_cq_notify_flags notify_flags)
 {
 	struct ehca_cq *my_cq = container_of(cq, struct ehca_cq, ib_cq);
+	unsigned long spl_flags;
+	int ret = 0;
 
-	switch (cq_notify) {
+	switch (notify_flags & IB_CQ_SOLICITED_MASK) {
 	case IB_CQ_SOLICITED:
 		hipz_set_cqx_n0(my_cq, 1);
 		break;
@@ -649,5 +651,11 @@ int ehca_req_notify_cq(struct ib_cq *cq, enum ib_cq_notify cq_notify)
 		return -EINVAL;
 	}
 
-	return 0;
+	if (notify_flags & IB_CQ_REPORT_MISSED_EVENTS) {
+		spin_lock_irqsave(&my_cq->spinlock, spl_flags);
+		ret = ipz_qeit_is_valid(&my_cq->ipz_queue);
+		spin_unlock_irqrestore(&my_cq->spinlock, spl_flags);
+	}
+
+	return ret;
 }
diff --git a/drivers/infiniband/hw/ehca/ipz_pt_fn.h b/drivers/infiniband/hw/ehca/ipz_pt_fn.h
index 8199c45768a..57f141a36bc 100644
--- a/drivers/infiniband/hw/ehca/ipz_pt_fn.h
+++ b/drivers/infiniband/hw/ehca/ipz_pt_fn.h
@@ -140,6 +140,14 @@ static inline void *ipz_qeit_get_inc_valid(struct ipz_queue *queue)
 	return cqe;
 }
 
+static inline int ipz_qeit_is_valid(struct ipz_queue *queue)
+{
+	struct ehca_cqe *cqe = ipz_qeit_get(queue);
+	u32 cqe_flags = cqe->cqe_flags;
+
+	return cqe_flags >> 7 == (queue->toggle_state & 1);
+}
+
 /*
  * returns and resets Queue Entry iterator
  * returns address (kv) of first Queue Entry