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IB/mad: pass ib_mad_send_buf explicitly to the recv_handler

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Stop abusing wr_id and just pass the parameter explicitly.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hal Rosenstock <hal@mellanox.com>
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Reviewed-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Christoph Hellwig 2016-01-04 14:15:58 +01:00 committed by Doug Ledford
parent 39f426553e
commit ca281265c0
6 changed files with 19 additions and 11 deletions
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1
drivers/infiniband/core/cm.c
View file

@ -3503,6 +3503,7 @@ int ib_cm_notify(struct ib_cm_id *cm_id, enum ib_event_type event)
EXPORT_SYMBOL(ib_cm_notify);
static void cm_recv_handler(struct ib_mad_agent *mad_agent,
struct ib_mad_send_buf *send_buf,
struct ib_mad_recv_wc *mad_recv_wc)
{
struct cm_port *port = mad_agent->context;

18
drivers/infiniband/core/mad.c
View file

@ -693,7 +693,7 @@ static void snoop_recv(struct ib_mad_qp_info *qp_info,
atomic_inc(&mad_snoop_priv->refcount);
spin_unlock_irqrestore(&qp_info->snoop_lock, flags);
mad_snoop_priv->agent.recv_handler(&mad_snoop_priv->agent,
mad_snoop_priv->agent.recv_handler(&mad_snoop_priv->agent, NULL,
mad_recv_wc);
deref_snoop_agent(mad_snoop_priv);
spin_lock_irqsave(&qp_info->snoop_lock, flags);
@ -1994,9 +1994,9 @@ static void ib_mad_complete_recv(struct ib_mad_agent_private *mad_agent_priv,
/* user rmpp is in effect
* and this is an active RMPP MAD
*/
mad_recv_wc->wc->wr_id = 0;
mad_agent_priv->agent.recv_handler(&mad_agent_priv->agent,
mad_recv_wc);
mad_agent_priv->agent.recv_handler(
&mad_agent_priv->agent, NULL,
mad_recv_wc);
atomic_dec(&mad_agent_priv->refcount);
} else {
/* not user rmpp, revert to normal behavior and
@ -2010,9 +2010,10 @@ static void ib_mad_complete_recv(struct ib_mad_agent_private *mad_agent_priv,
spin_unlock_irqrestore(&mad_agent_priv->lock, flags);
/* Defined behavior is to complete response before request */
mad_recv_wc->wc->wr_id = (unsigned long) &mad_send_wr->send_buf;
mad_agent_priv->agent.recv_handler(&mad_agent_priv->agent,
mad_recv_wc);
mad_agent_priv->agent.recv_handler(
&mad_agent_priv->agent,
&mad_send_wr->send_buf,
mad_recv_wc);
atomic_dec(&mad_agent_priv->refcount);
mad_send_wc.status = IB_WC_SUCCESS;
@ -2021,7 +2022,7 @@ static void ib_mad_complete_recv(struct ib_mad_agent_private *mad_agent_priv,
ib_mad_complete_send_wr(mad_send_wr, &mad_send_wc);
}
} else {
mad_agent_priv->agent.recv_handler(&mad_agent_priv->agent,
mad_agent_priv->agent.recv_handler(&mad_agent_priv->agent, NULL,
mad_recv_wc);
deref_mad_agent(mad_agent_priv);
}
@ -2762,6 +2763,7 @@ static void local_completions(struct work_struct *work)
IB_MAD_SNOOP_RECVS);
recv_mad_agent->agent.recv_handler(
&recv_mad_agent->agent,
&local->mad_send_wr->send_buf,
&local->mad_priv->header.recv_wc);
spin_lock_irqsave(&recv_mad_agent->lock, flags);
atomic_dec(&recv_mad_agent->refcount);

7
drivers/infiniband/core/sa_query.c
View file

@ -1669,14 +1669,15 @@ static void send_handler(struct ib_mad_agent *agent,
}
static void recv_handler(struct ib_mad_agent *mad_agent,
struct ib_mad_send_buf *send_buf,
struct ib_mad_recv_wc *mad_recv_wc)
{
struct ib_sa_query *query;
struct ib_mad_send_buf *mad_buf;
mad_buf = (void *) (unsigned long) mad_recv_wc->wc->wr_id;
query = mad_buf->context[0];
if (!send_buf)
return;
query = send_buf->context[0];
if (query->callback) {
if (mad_recv_wc->wc->status == IB_WC_SUCCESS)
query->callback(query,

1
drivers/infiniband/core/user_mad.c
View file

@ -210,6 +210,7 @@ static void send_handler(struct ib_mad_agent *agent,
}
static void recv_handler(struct ib_mad_agent *agent,
struct ib_mad_send_buf *send_buf,
struct ib_mad_recv_wc *mad_recv_wc)
{
struct ib_umad_file *file = agent->context;

1
drivers/infiniband/ulp/srpt/ib_srpt.c
View file

@ -455,6 +455,7 @@ static void srpt_mad_send_handler(struct ib_mad_agent *mad_agent,
* srpt_mad_recv_handler() - MAD reception callback function.
*/
static void srpt_mad_recv_handler(struct ib_mad_agent *mad_agent,
struct ib_mad_send_buf *send_buf,
struct ib_mad_recv_wc *mad_wc)
{
struct srpt_port *sport = (struct srpt_port *)mad_agent->context;

2
include/rdma/ib_mad.h
View file

@ -438,6 +438,7 @@ typedef void (*ib_mad_snoop_handler)(struct ib_mad_agent *mad_agent,
/**
* ib_mad_recv_handler - callback handler for a received MAD.
* @mad_agent: MAD agent requesting the received MAD.
* @send_buf: Send buffer if found, else NULL
* @mad_recv_wc: Received work completion information on the received MAD.
*
* MADs received in response to a send request operation will be handed to
@ -447,6 +448,7 @@ typedef void (*ib_mad_snoop_handler)(struct ib_mad_agent *mad_agent,
* modify the data referenced by @mad_recv_wc.
*/
typedef void (*ib_mad_recv_handler)(struct ib_mad_agent *mad_agent,
struct ib_mad_send_buf *send_buf,
struct ib_mad_recv_wc *mad_recv_wc);
/**