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-rw-r--r--drivers/infiniband/hw/ipath/ipath_rc.c7
-rw-r--r--drivers/infiniband/hw/ipath/ipath_verbs.h2
2 files changed, 2 insertions, 7 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_rc.c b/drivers/infiniband/hw/ipath/ipath_rc.c
index e3e53327635..9e68c91130d 100644
--- a/drivers/infiniband/hw/ipath/ipath_rc.c
+++ b/drivers/infiniband/hw/ipath/ipath_rc.c
@@ -228,18 +228,13 @@ int ipath_make_rc_req(struct ipath_qp *qp,
goto done;
if (!(ib_ipath_state_ops[qp->state] & IPATH_PROCESS_SEND_OK) ||
- qp->s_rnr_timeout)
+ qp->s_rnr_timeout || qp->s_wait_credit)
goto bail;
/* Limit the number of packets sent without an ACK. */
if (ipath_cmp24(qp->s_psn, qp->s_last_psn + IPATH_PSN_CREDIT) > 0) {
qp->s_wait_credit = 1;
dev->n_rc_stalls++;
- spin_lock(&dev->pending_lock);
- if (list_empty(&qp->timerwait))
- list_add_tail(&qp->timerwait,
- &dev->pending[dev->pending_index]);
- spin_unlock(&dev->pending_lock);
goto bail;
}
diff --git a/drivers/infiniband/hw/ipath/ipath_verbs.h b/drivers/infiniband/hw/ipath/ipath_verbs.h
index 7c4929f1cb5..c62f9c5854f 100644
--- a/drivers/infiniband/hw/ipath/ipath_verbs.h
+++ b/drivers/infiniband/hw/ipath/ipath_verbs.h
@@ -422,7 +422,7 @@ struct ipath_qp {
#define IPATH_S_RDMAR_PENDING 0x04
#define IPATH_S_ACK_PENDING 0x08
-#define IPATH_PSN_CREDIT 2048
+#define IPATH_PSN_CREDIT 512
/*
* Since struct ipath_swqe is not a fixed size, we can't simply index into