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-rw-r--r--drivers/infiniband/core/mad.c14
-rw-r--r--drivers/infiniband/core/mad_priv.h1
2 files changed, 13 insertions, 2 deletions
diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c
index d1898b30c34..7af8f7f8784 100644
--- a/drivers/infiniband/core/mad.c
+++ b/drivers/infiniband/core/mad.c
@@ -341,6 +341,7 @@ struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device,
spin_lock_init(&mad_agent_priv->lock);
INIT_LIST_HEAD(&mad_agent_priv->send_list);
INIT_LIST_HEAD(&mad_agent_priv->wait_list);
+ INIT_LIST_HEAD(&mad_agent_priv->done_list);
INIT_WORK(&mad_agent_priv->timed_work, timeout_sends, mad_agent_priv);
INIT_LIST_HEAD(&mad_agent_priv->local_list);
INIT_WORK(&mad_agent_priv->local_work, local_completions,
@@ -1559,6 +1560,16 @@ find_send_req(struct ib_mad_agent_private *mad_agent_priv,
return NULL;
}
+static void ib_mark_req_done(struct ib_mad_send_wr_private *mad_send_wr)
+{
+ mad_send_wr->timeout = 0;
+ if (mad_send_wr->refcount == 1) {
+ list_del(&mad_send_wr->agent_list);
+ list_add_tail(&mad_send_wr->agent_list,
+ &mad_send_wr->mad_agent_priv->done_list);
+ }
+}
+
static void ib_mad_complete_recv(struct ib_mad_agent_private *mad_agent_priv,
struct ib_mad_recv_wc *mad_recv_wc)
{
@@ -1580,8 +1591,7 @@ static void ib_mad_complete_recv(struct ib_mad_agent_private *mad_agent_priv,
wake_up(&mad_agent_priv->wait);
return;
}
- /* Timeout = 0 means that we won't wait for a response */
- mad_send_wr->timeout = 0;
+ ib_mark_req_done(mad_send_wr);
spin_unlock_irqrestore(&mad_agent_priv->lock, flags);
/* Defined behavior is to complete response before request */
diff --git a/drivers/infiniband/core/mad_priv.h b/drivers/infiniband/core/mad_priv.h
index 96f1b5b610c..6fcab0009bb 100644
--- a/drivers/infiniband/core/mad_priv.h
+++ b/drivers/infiniband/core/mad_priv.h
@@ -92,6 +92,7 @@ struct ib_mad_agent_private {
spinlock_t lock;
struct list_head send_list;
struct list_head wait_list;
+ struct list_head done_list;
struct work_struct timed_work;
unsigned long timeout;
struct list_head local_list;