* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
- * $Id: cm.c 2821 2005-07-08 17:07:28Z sean.hefty $
+ * $Id: cm.c 4311 2005-12-05 18:42:01Z sean.hefty $
*/
+
+#include <linux/completion.h>
#include <linux/dma-mapping.h>
#include <linux/err.h>
#include <linux/idr.h>
struct rb_node service_node;
struct rb_node sidr_id_node;
- spinlock_t lock;
- wait_queue_head_t wait;
+ spinlock_t lock; /* Do not acquire inside cm.lock */
+ struct completion comp;
atomic_t refcount;
struct ib_mad_send_buf *msg;
/* todo: use alternate port on send failure */
struct cm_av av;
struct cm_av alt_av;
+ struct ib_cm_compare_data *compare_data;
void *private_data;
__be64 tid;
static inline void cm_deref_id(struct cm_id_private *cm_id_priv)
{
if (atomic_dec_and_test(&cm_id_priv->refcount))
- wake_up(&cm_id_priv->wait);
+ complete(&cm_id_priv->comp);
}
static int cm_alloc_msg(struct cm_id_private *cm_id_priv,
m = ib_create_send_mad(mad_agent, cm_id_priv->id.remote_cm_qpn,
cm_id_priv->av.pkey_index,
- ah, 0, sizeof(struct ib_mad_hdr),
- sizeof(struct ib_mad)-sizeof(struct ib_mad_hdr),
+ 0, IB_MGMT_MAD_HDR, IB_MGMT_MAD_DATA,
GFP_ATOMIC);
if (IS_ERR(m)) {
ib_destroy_ah(ah);
}
/* Timeout set by caller if response is expected. */
- m->send_wr.wr.ud.retries = cm_id_priv->max_cm_retries;
+ m->ah = ah;
+ m->retries = cm_id_priv->max_cm_retries;
atomic_inc(&cm_id_priv->refcount);
m->context[0] = cm_id_priv;
return PTR_ERR(ah);
m = ib_create_send_mad(port->mad_agent, 1, mad_recv_wc->wc->pkey_index,
- ah, 0, sizeof(struct ib_mad_hdr),
- sizeof(struct ib_mad)-sizeof(struct ib_mad_hdr),
+ 0, IB_MGMT_MAD_HDR, IB_MGMT_MAD_DATA,
GFP_ATOMIC);
if (IS_ERR(m)) {
ib_destroy_ah(ah);
return PTR_ERR(m);
}
+ m->ah = ah;
*msg = m;
return 0;
}
static void cm_free_msg(struct ib_mad_send_buf *msg)
{
- ib_destroy_ah(msg->send_wr.wr.ud.ah);
+ ib_destroy_ah(msg->ah);
if (msg->context[0])
cm_deref_id(msg->context[0]);
ib_free_send_mad(msg);
{
unsigned long flags;
int ret;
+ static int next_id;
do {
spin_lock_irqsave(&cm.lock, flags);
- ret = idr_get_new_above(&cm.local_id_table, cm_id_priv, 1,
+ ret = idr_get_new_above(&cm.local_id_table, cm_id_priv, next_id++,
(__force int *) &cm_id_priv->id.local_id);
spin_unlock_irqrestore(&cm.lock, flags);
} while( (ret == -EAGAIN) && idr_pre_get(&cm.local_id_table, GFP_KERNEL) );
return cm_id_priv;
}
+static void cm_mask_copy(u8 *dst, u8 *src, u8 *mask)
+{
+ int i;
+
+ for (i = 0; i < IB_CM_COMPARE_SIZE / sizeof(unsigned long); i++)
+ ((unsigned long *) dst)[i] = ((unsigned long *) src)[i] &
+ ((unsigned long *) mask)[i];
+}
+
+static int cm_compare_data(struct ib_cm_compare_data *src_data,
+ struct ib_cm_compare_data *dst_data)
+{
+ u8 src[IB_CM_COMPARE_SIZE];
+ u8 dst[IB_CM_COMPARE_SIZE];
+
+ if (!src_data || !dst_data)
+ return 0;
+
+ cm_mask_copy(src, src_data->data, dst_data->mask);
+ cm_mask_copy(dst, dst_data->data, src_data->mask);
+ return memcmp(src, dst, IB_CM_COMPARE_SIZE);
+}
+
+static int cm_compare_private_data(u8 *private_data,
+ struct ib_cm_compare_data *dst_data)
+{
+ u8 src[IB_CM_COMPARE_SIZE];
+
+ if (!dst_data)
+ return 0;
+
+ cm_mask_copy(src, private_data, dst_data->mask);
+ return memcmp(src, dst_data->data, IB_CM_COMPARE_SIZE);
+}
+
static struct cm_id_private * cm_insert_listen(struct cm_id_private *cm_id_priv)
{
struct rb_node **link = &cm.listen_service_table.rb_node;
struct cm_id_private *cur_cm_id_priv;
__be64 service_id = cm_id_priv->id.service_id;
__be64 service_mask = cm_id_priv->id.service_mask;
+ int data_cmp;
while (*link) {
parent = *link;
cur_cm_id_priv = rb_entry(parent, struct cm_id_private,
service_node);
+ data_cmp = cm_compare_data(cm_id_priv->compare_data,
+ cur_cm_id_priv->compare_data);
if ((cur_cm_id_priv->id.service_mask & service_id) ==
(service_mask & cur_cm_id_priv->id.service_id) &&
- (cm_id_priv->id.device == cur_cm_id_priv->id.device))
+ (cm_id_priv->id.device == cur_cm_id_priv->id.device) &&
+ !data_cmp)
return cur_cm_id_priv;
if (cm_id_priv->id.device < cur_cm_id_priv->id.device)
link = &(*link)->rb_right;
else if (service_id < cur_cm_id_priv->id.service_id)
link = &(*link)->rb_left;
+ else if (service_id > cur_cm_id_priv->id.service_id)
+ link = &(*link)->rb_right;
+ else if (data_cmp < 0)
+ link = &(*link)->rb_left;
else
link = &(*link)->rb_right;
}
}
static struct cm_id_private * cm_find_listen(struct ib_device *device,
- __be64 service_id)
+ __be64 service_id,
+ u8 *private_data)
{
struct rb_node *node = cm.listen_service_table.rb_node;
struct cm_id_private *cm_id_priv;
+ int data_cmp;
while (node) {
cm_id_priv = rb_entry(node, struct cm_id_private, service_node);
+ data_cmp = cm_compare_private_data(private_data,
+ cm_id_priv->compare_data);
if ((cm_id_priv->id.service_mask & service_id) ==
cm_id_priv->id.service_id &&
- (cm_id_priv->id.device == device))
+ (cm_id_priv->id.device == device) && !data_cmp)
return cm_id_priv;
if (device < cm_id_priv->id.device)
node = node->rb_right;
else if (service_id < cm_id_priv->id.service_id)
node = node->rb_left;
+ else if (service_id > cm_id_priv->id.service_id)
+ node = node->rb_right;
+ else if (data_cmp < 0)
+ node = node->rb_left;
else
node = node->rb_right;
}
struct cm_id_private *cm_id_priv;
int ret;
- cm_id_priv = kmalloc(sizeof *cm_id_priv, GFP_KERNEL);
+ cm_id_priv = kzalloc(sizeof *cm_id_priv, GFP_KERNEL);
if (!cm_id_priv)
return ERR_PTR(-ENOMEM);
- memset(cm_id_priv, 0, sizeof *cm_id_priv);
cm_id_priv->id.state = IB_CM_IDLE;
cm_id_priv->id.device = device;
cm_id_priv->id.cm_handler = cm_handler;
goto error;
spin_lock_init(&cm_id_priv->lock);
- init_waitqueue_head(&cm_id_priv->wait);
+ init_completion(&cm_id_priv->comp);
INIT_LIST_HEAD(&cm_id_priv->work_list);
atomic_set(&cm_id_priv->work_count, -1);
atomic_set(&cm_id_priv->refcount, 1);
{
struct cm_timewait_info *timewait_info;
- timewait_info = kmalloc(sizeof *timewait_info, GFP_KERNEL);
+ timewait_info = kzalloc(sizeof *timewait_info, GFP_KERNEL);
if (!timewait_info)
return ERR_PTR(-ENOMEM);
- memset(timewait_info, 0, sizeof *timewait_info);
timewait_info->work.local_id = local_id;
INIT_WORK(&timewait_info->work.work, cm_work_handler,
break;
case IB_CM_SIDR_REQ_SENT:
cm_id->state = IB_CM_IDLE;
- ib_cancel_mad(cm_id_priv->av.port->mad_agent,
- (unsigned long) cm_id_priv->msg);
+ ib_cancel_mad(cm_id_priv->av.port->mad_agent, cm_id_priv->msg);
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
break;
case IB_CM_SIDR_REQ_RCVD:
cm_reject_sidr_req(cm_id_priv, IB_SIDR_REJECT);
break;
case IB_CM_REQ_SENT:
+ ib_cancel_mad(cm_id_priv->av.port->mad_agent, cm_id_priv->msg);
+ spin_unlock_irqrestore(&cm_id_priv->lock, flags);
+ ib_send_cm_rej(cm_id, IB_CM_REJ_TIMEOUT,
+ &cm_id_priv->av.port->cm_dev->ca_guid,
+ sizeof cm_id_priv->av.port->cm_dev->ca_guid,
+ NULL, 0);
+ break;
case IB_CM_MRA_REQ_RCVD:
case IB_CM_REP_SENT:
case IB_CM_MRA_REP_RCVD:
- ib_cancel_mad(cm_id_priv->av.port->mad_agent,
- (unsigned long) cm_id_priv->msg);
+ ib_cancel_mad(cm_id_priv->av.port->mad_agent, cm_id_priv->msg);
/* Fall through */
case IB_CM_REQ_RCVD:
case IB_CM_MRA_REQ_SENT:
case IB_CM_REP_RCVD:
case IB_CM_MRA_REP_SENT:
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
- ib_send_cm_rej(cm_id, IB_CM_REJ_TIMEOUT,
- &cm_id_priv->av.port->cm_dev->ca_guid,
- sizeof cm_id_priv->av.port->cm_dev->ca_guid,
- NULL, 0);
+ ib_send_cm_rej(cm_id, IB_CM_REJ_CONSUMER_DEFINED,
+ NULL, 0, NULL, 0);
break;
case IB_CM_ESTABLISHED:
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
ib_send_cm_dreq(cm_id, NULL, 0);
goto retest;
case IB_CM_DREQ_SENT:
- ib_cancel_mad(cm_id_priv->av.port->mad_agent,
- (unsigned long) cm_id_priv->msg);
+ ib_cancel_mad(cm_id_priv->av.port->mad_agent, cm_id_priv->msg);
cm_enter_timewait(cm_id_priv);
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
break;
}
cm_free_id(cm_id->local_id);
- atomic_dec(&cm_id_priv->refcount);
- wait_event(cm_id_priv->wait, !atomic_read(&cm_id_priv->refcount));
+ cm_deref_id(cm_id_priv);
+ wait_for_completion(&cm_id_priv->comp);
while ((work = cm_dequeue_work(cm_id_priv)) != NULL)
cm_free_work(work);
- if (cm_id_priv->private_data && cm_id_priv->private_data_len)
- kfree(cm_id_priv->private_data);
+ kfree(cm_id_priv->compare_data);
+ kfree(cm_id_priv->private_data);
kfree(cm_id_priv);
}
EXPORT_SYMBOL(ib_destroy_cm_id);
-int ib_cm_listen(struct ib_cm_id *cm_id,
- __be64 service_id,
- __be64 service_mask)
+int ib_cm_listen(struct ib_cm_id *cm_id, __be64 service_id, __be64 service_mask,
+ struct ib_cm_compare_data *compare_data)
{
struct cm_id_private *cm_id_priv, *cur_cm_id_priv;
unsigned long flags;
return -EINVAL;
cm_id_priv = container_of(cm_id, struct cm_id_private, id);
- BUG_ON(cm_id->state != IB_CM_IDLE);
+ if (cm_id->state != IB_CM_IDLE)
+ return -EINVAL;
+
+ if (compare_data) {
+ cm_id_priv->compare_data = kzalloc(sizeof *compare_data,
+ GFP_KERNEL);
+ if (!cm_id_priv->compare_data)
+ return -ENOMEM;
+ cm_mask_copy(cm_id_priv->compare_data->data,
+ compare_data->data, compare_data->mask);
+ memcpy(cm_id_priv->compare_data->mask, compare_data->mask,
+ IB_CM_COMPARE_SIZE);
+ }
cm_id->state = IB_CM_LISTEN;
if (cur_cm_id_priv) {
cm_id->state = IB_CM_IDLE;
+ kfree(cm_id_priv->compare_data);
+ cm_id_priv->compare_data = NULL;
ret = -EBUSY;
}
return ret;
param->private_data_len);
}
-static inline int cm_validate_req_param(struct ib_cm_req_param *param)
+static int cm_validate_req_param(struct ib_cm_req_param *param)
{
/* peer-to-peer not supported */
if (param->peer_to_peer)
struct ib_cm_req_param *param)
{
struct cm_id_private *cm_id_priv;
- struct ib_send_wr *bad_send_wr;
struct cm_req_msg *req_msg;
unsigned long flags;
int ret;
req_msg = (struct cm_req_msg *) cm_id_priv->msg->mad;
cm_format_req(req_msg, cm_id_priv, param);
cm_id_priv->tid = req_msg->hdr.tid;
- cm_id_priv->msg->send_wr.wr.ud.timeout_ms = cm_id_priv->timeout_ms;
+ cm_id_priv->msg->timeout_ms = cm_id_priv->timeout_ms;
cm_id_priv->msg->context[1] = (void *) (unsigned long) IB_CM_REQ_SENT;
cm_id_priv->local_qpn = cm_req_get_local_qpn(req_msg);
cm_req_get_primary_local_ack_timeout(req_msg);
spin_lock_irqsave(&cm_id_priv->lock, flags);
- ret = ib_post_send_mad(cm_id_priv->av.port->mad_agent,
- &cm_id_priv->msg->send_wr, &bad_send_wr);
+ ret = ib_post_send_mad(cm_id_priv->msg, NULL);
if (ret) {
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
goto error2;
void *ari, u8 ari_length)
{
struct ib_mad_send_buf *msg = NULL;
- struct ib_send_wr *bad_send_wr;
struct cm_rej_msg *rej_msg, *rcv_msg;
int ret;
memcpy(rej_msg->ari, ari, ari_length);
}
- ret = ib_post_send_mad(port->mad_agent, &msg->send_wr, &bad_send_wr);
+ ret = ib_post_send_mad(msg, NULL);
if (ret)
cm_free_msg(msg);
(be32_to_cpu(local_qpn) > be32_to_cpu(remote_qpn))));
}
-static inline void cm_format_paths_from_req(struct cm_req_msg *req_msg,
+static void cm_format_paths_from_req(struct cm_req_msg *req_msg,
struct ib_sa_path_rec *primary_path,
struct ib_sa_path_rec *alt_path)
{
struct cm_id_private *cm_id_priv)
{
struct ib_mad_send_buf *msg = NULL;
- struct ib_send_wr *bad_send_wr;
unsigned long flags;
int ret;
}
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
- ret = ib_post_send_mad(cm_id_priv->av.port->mad_agent, &msg->send_wr,
- &bad_send_wr);
+ ret = ib_post_send_mad(msg, NULL);
if (ret)
goto free;
return;
/* Find matching listen request. */
listen_cm_id_priv = cm_find_listen(cm_id_priv->id.device,
- req_msg->service_id);
+ req_msg->service_id,
+ req_msg->private_data);
if (!listen_cm_id_priv) {
spin_unlock_irqrestore(&cm.lock, flags);
cm_issue_rej(work->port, work->mad_recv_wc,
struct cm_id_private *cm_id_priv;
struct ib_mad_send_buf *msg;
struct cm_rep_msg *rep_msg;
- struct ib_send_wr *bad_send_wr;
unsigned long flags;
int ret;
rep_msg = (struct cm_rep_msg *) msg->mad;
cm_format_rep(rep_msg, cm_id_priv, param);
- msg->send_wr.wr.ud.timeout_ms = cm_id_priv->timeout_ms;
+ msg->timeout_ms = cm_id_priv->timeout_ms;
msg->context[1] = (void *) (unsigned long) IB_CM_REP_SENT;
- ret = ib_post_send_mad(cm_id_priv->av.port->mad_agent,
- &msg->send_wr, &bad_send_wr);
+ ret = ib_post_send_mad(msg, NULL);
if (ret) {
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
cm_free_msg(msg);
{
struct cm_id_private *cm_id_priv;
struct ib_mad_send_buf *msg;
- struct ib_send_wr *bad_send_wr;
unsigned long flags;
void *data;
int ret;
cm_format_rtu((struct cm_rtu_msg *) msg->mad, cm_id_priv,
private_data, private_data_len);
- ret = ib_post_send_mad(cm_id_priv->av.port->mad_agent,
- &msg->send_wr, &bad_send_wr);
+ ret = ib_post_send_mad(msg, NULL);
if (ret) {
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
cm_free_msg(msg);
struct cm_id_private *cm_id_priv;
struct cm_rep_msg *rep_msg;
struct ib_mad_send_buf *msg = NULL;
- struct ib_send_wr *bad_send_wr;
unsigned long flags;
int ret;
goto unlock;
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
- ret = ib_post_send_mad(cm_id_priv->av.port->mad_agent, &msg->send_wr,
- &bad_send_wr);
+ ret = ib_post_send_mad(msg, NULL);
if (ret)
goto free;
goto deref;
return -EINVAL;
}
+ cm_format_rep_event(work);
+
+ spin_lock_irqsave(&cm_id_priv->lock, flags);
+ switch (cm_id_priv->id.state) {
+ case IB_CM_REQ_SENT:
+ case IB_CM_MRA_REQ_RCVD:
+ break;
+ default:
+ spin_unlock_irqrestore(&cm_id_priv->lock, flags);
+ ret = -EINVAL;
+ goto error;
+ }
+
cm_id_priv->timewait_info->work.remote_id = rep_msg->local_comm_id;
cm_id_priv->timewait_info->remote_ca_guid = rep_msg->local_ca_guid;
cm_id_priv->timewait_info->remote_qpn = cm_rep_get_local_qpn(rep_msg);
- spin_lock_irqsave(&cm.lock, flags);
+ spin_lock(&cm.lock);
/* Check for duplicate REP. */
if (cm_insert_remote_id(cm_id_priv->timewait_info)) {
- spin_unlock_irqrestore(&cm.lock, flags);
+ spin_unlock(&cm.lock);
+ spin_unlock_irqrestore(&cm_id_priv->lock, flags);
ret = -EINVAL;
goto error;
}
/* Check for a stale connection. */
if (cm_insert_remote_qpn(cm_id_priv->timewait_info)) {
- spin_unlock_irqrestore(&cm.lock, flags);
+ rb_erase(&cm_id_priv->timewait_info->remote_id_node,
+ &cm.remote_id_table);
+ cm_id_priv->timewait_info->inserted_remote_id = 0;
+ spin_unlock(&cm.lock);
+ spin_unlock_irqrestore(&cm_id_priv->lock, flags);
cm_issue_rej(work->port, work->mad_recv_wc,
IB_CM_REJ_STALE_CONN, CM_MSG_RESPONSE_REP,
NULL, 0);
ret = -EINVAL;
goto error;
}
- spin_unlock_irqrestore(&cm.lock, flags);
-
- cm_format_rep_event(work);
+ spin_unlock(&cm.lock);
- spin_lock_irqsave(&cm_id_priv->lock, flags);
- switch (cm_id_priv->id.state) {
- case IB_CM_REQ_SENT:
- case IB_CM_MRA_REQ_RCVD:
- break;
- default:
- spin_unlock_irqrestore(&cm_id_priv->lock, flags);
- ret = -EINVAL;
- goto error;
- }
cm_id_priv->id.state = IB_CM_REP_RCVD;
cm_id_priv->id.remote_id = rep_msg->local_comm_id;
cm_id_priv->remote_qpn = cm_rep_get_local_qpn(rep_msg);
/* todo: handle peer_to_peer */
- ib_cancel_mad(cm_id_priv->av.port->mad_agent,
- (unsigned long) cm_id_priv->msg);
+ ib_cancel_mad(cm_id_priv->av.port->mad_agent, cm_id_priv->msg);
ret = atomic_inc_and_test(&cm_id_priv->work_count);
if (!ret)
list_add_tail(&work->list, &cm_id_priv->work_list);
cm_deref_id(cm_id_priv);
return 0;
-error: cm_cleanup_timewait(cm_id_priv->timewait_info);
+error:
cm_deref_id(cm_id_priv);
return ret;
}
goto out;
}
- ib_cancel_mad(cm_id_priv->av.port->mad_agent,
- (unsigned long) cm_id_priv->msg);
+ ib_cancel_mad(cm_id_priv->av.port->mad_agent, cm_id_priv->msg);
ret = atomic_inc_and_test(&cm_id_priv->work_count);
if (!ret)
list_add_tail(&work->list, &cm_id_priv->work_list);
}
cm_id_priv->id.state = IB_CM_ESTABLISHED;
- ib_cancel_mad(cm_id_priv->av.port->mad_agent,
- (unsigned long) cm_id_priv->msg);
+ ib_cancel_mad(cm_id_priv->av.port->mad_agent, cm_id_priv->msg);
ret = atomic_inc_and_test(&cm_id_priv->work_count);
if (!ret)
list_add_tail(&work->list, &cm_id_priv->work_list);
{
struct cm_id_private *cm_id_priv;
struct ib_mad_send_buf *msg;
- struct ib_send_wr *bad_send_wr;
unsigned long flags;
int ret;
cm_format_dreq((struct cm_dreq_msg *) msg->mad, cm_id_priv,
private_data, private_data_len);
- msg->send_wr.wr.ud.timeout_ms = cm_id_priv->timeout_ms;
+ msg->timeout_ms = cm_id_priv->timeout_ms;
msg->context[1] = (void *) (unsigned long) IB_CM_DREQ_SENT;
- ret = ib_post_send_mad(cm_id_priv->av.port->mad_agent,
- &msg->send_wr, &bad_send_wr);
+ ret = ib_post_send_mad(msg, NULL);
if (ret) {
cm_enter_timewait(cm_id_priv);
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
{
struct cm_id_private *cm_id_priv;
struct ib_mad_send_buf *msg;
- struct ib_send_wr *bad_send_wr;
unsigned long flags;
void *data;
int ret;
cm_format_drep((struct cm_drep_msg *) msg->mad, cm_id_priv,
private_data, private_data_len);
- ret = ib_post_send_mad(cm_id_priv->av.port->mad_agent, &msg->send_wr,
- &bad_send_wr);
+ ret = ib_post_send_mad(msg, NULL);
if (ret) {
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
cm_free_msg(msg);
struct cm_id_private *cm_id_priv;
struct cm_dreq_msg *dreq_msg;
struct ib_mad_send_buf *msg = NULL;
- struct ib_send_wr *bad_send_wr;
unsigned long flags;
int ret;
switch (cm_id_priv->id.state) {
case IB_CM_REP_SENT:
case IB_CM_DREQ_SENT:
- ib_cancel_mad(cm_id_priv->av.port->mad_agent,
- (unsigned long) cm_id_priv->msg);
+ ib_cancel_mad(cm_id_priv->av.port->mad_agent, cm_id_priv->msg);
break;
case IB_CM_ESTABLISHED:
case IB_CM_MRA_REP_RCVD:
cm_id_priv->private_data_len);
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
- if (ib_post_send_mad(cm_id_priv->av.port->mad_agent,
- &msg->send_wr, &bad_send_wr))
+ if (ib_post_send_mad(msg, NULL))
cm_free_msg(msg);
goto deref;
default:
}
cm_enter_timewait(cm_id_priv);
- ib_cancel_mad(cm_id_priv->av.port->mad_agent,
- (unsigned long) cm_id_priv->msg);
+ ib_cancel_mad(cm_id_priv->av.port->mad_agent, cm_id_priv->msg);
ret = atomic_inc_and_test(&cm_id_priv->work_count);
if (!ret)
list_add_tail(&work->list, &cm_id_priv->work_list);
{
struct cm_id_private *cm_id_priv;
struct ib_mad_send_buf *msg;
- struct ib_send_wr *bad_send_wr;
unsigned long flags;
int ret;
if (ret)
goto out;
- ret = ib_post_send_mad(cm_id_priv->av.port->mad_agent,
- &msg->send_wr, &bad_send_wr);
+ ret = ib_post_send_mad(msg, NULL);
if (ret)
cm_free_msg(msg);
case IB_CM_MRA_REQ_RCVD:
case IB_CM_REP_SENT:
case IB_CM_MRA_REP_RCVD:
- ib_cancel_mad(cm_id_priv->av.port->mad_agent,
- (unsigned long) cm_id_priv->msg);
+ ib_cancel_mad(cm_id_priv->av.port->mad_agent, cm_id_priv->msg);
/* fall through */
case IB_CM_REQ_RCVD:
case IB_CM_MRA_REQ_SENT:
cm_reset_to_idle(cm_id_priv);
break;
case IB_CM_DREQ_SENT:
- ib_cancel_mad(cm_id_priv->av.port->mad_agent,
- (unsigned long) cm_id_priv->msg);
+ ib_cancel_mad(cm_id_priv->av.port->mad_agent, cm_id_priv->msg);
/* fall through */
case IB_CM_REP_RCVD:
case IB_CM_MRA_REP_SENT:
{
struct cm_id_private *cm_id_priv;
struct ib_mad_send_buf *msg;
- struct ib_send_wr *bad_send_wr;
void *data;
unsigned long flags;
int ret;
cm_format_mra((struct cm_mra_msg *) msg->mad, cm_id_priv,
CM_MSG_RESPONSE_REQ, service_timeout,
private_data, private_data_len);
- ret = ib_post_send_mad(cm_id_priv->av.port->mad_agent,
- &msg->send_wr, &bad_send_wr);
+ ret = ib_post_send_mad(msg, NULL);
if (ret)
goto error2;
cm_id->state = IB_CM_MRA_REQ_SENT;
cm_format_mra((struct cm_mra_msg *) msg->mad, cm_id_priv,
CM_MSG_RESPONSE_REP, service_timeout,
private_data, private_data_len);
- ret = ib_post_send_mad(cm_id_priv->av.port->mad_agent,
- &msg->send_wr, &bad_send_wr);
+ ret = ib_post_send_mad(msg, NULL);
if (ret)
goto error2;
cm_id->state = IB_CM_MRA_REP_SENT;
cm_format_mra((struct cm_mra_msg *) msg->mad, cm_id_priv,
CM_MSG_RESPONSE_OTHER, service_timeout,
private_data, private_data_len);
- ret = ib_post_send_mad(cm_id_priv->av.port->mad_agent,
- &msg->send_wr, &bad_send_wr);
+ ret = ib_post_send_mad(msg, NULL);
if (ret)
goto error2;
cm_id->lap_state = IB_CM_MRA_LAP_SENT;
case IB_CM_REQ_SENT:
if (cm_mra_get_msg_mraed(mra_msg) != CM_MSG_RESPONSE_REQ ||
ib_modify_mad(cm_id_priv->av.port->mad_agent,
- (unsigned long) cm_id_priv->msg, timeout))
+ cm_id_priv->msg, timeout))
goto out;
cm_id_priv->id.state = IB_CM_MRA_REQ_RCVD;
break;
case IB_CM_REP_SENT:
if (cm_mra_get_msg_mraed(mra_msg) != CM_MSG_RESPONSE_REP ||
ib_modify_mad(cm_id_priv->av.port->mad_agent,
- (unsigned long) cm_id_priv->msg, timeout))
+ cm_id_priv->msg, timeout))
goto out;
cm_id_priv->id.state = IB_CM_MRA_REP_RCVD;
break;
if (cm_mra_get_msg_mraed(mra_msg) != CM_MSG_RESPONSE_OTHER ||
cm_id_priv->id.lap_state != IB_CM_LAP_SENT ||
ib_modify_mad(cm_id_priv->av.port->mad_agent,
- (unsigned long) cm_id_priv->msg, timeout))
+ cm_id_priv->msg, timeout))
goto out;
cm_id_priv->id.lap_state = IB_CM_MRA_LAP_RCVD;
break;
{
struct cm_id_private *cm_id_priv;
struct ib_mad_send_buf *msg;
- struct ib_send_wr *bad_send_wr;
unsigned long flags;
int ret;
cm_format_lap((struct cm_lap_msg *) msg->mad, cm_id_priv,
alternate_path, private_data, private_data_len);
- msg->send_wr.wr.ud.timeout_ms = cm_id_priv->timeout_ms;
+ msg->timeout_ms = cm_id_priv->timeout_ms;
msg->context[1] = (void *) (unsigned long) IB_CM_ESTABLISHED;
- ret = ib_post_send_mad(cm_id_priv->av.port->mad_agent,
- &msg->send_wr, &bad_send_wr);
+ ret = ib_post_send_mad(msg, NULL);
if (ret) {
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
cm_free_msg(msg);
struct cm_lap_msg *lap_msg;
struct ib_cm_lap_event_param *param;
struct ib_mad_send_buf *msg = NULL;
- struct ib_send_wr *bad_send_wr;
unsigned long flags;
int ret;
cm_id_priv->private_data_len);
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
- if (ib_post_send_mad(cm_id_priv->av.port->mad_agent,
- &msg->send_wr, &bad_send_wr))
+ if (ib_post_send_mad(msg, NULL))
cm_free_msg(msg);
goto deref;
default:
{
struct cm_id_private *cm_id_priv;
struct ib_mad_send_buf *msg;
- struct ib_send_wr *bad_send_wr;
unsigned long flags;
int ret;
cm_format_apr((struct cm_apr_msg *) msg->mad, cm_id_priv, status,
info, info_length, private_data, private_data_len);
- ret = ib_post_send_mad(cm_id_priv->av.port->mad_agent,
- &msg->send_wr, &bad_send_wr);
+ ret = ib_post_send_mad(msg, NULL);
if (ret) {
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
cm_free_msg(msg);
goto out;
}
cm_id_priv->id.lap_state = IB_CM_LAP_IDLE;
- ib_cancel_mad(cm_id_priv->av.port->mad_agent,
- (unsigned long) cm_id_priv->msg);
+ ib_cancel_mad(cm_id_priv->av.port->mad_agent, cm_id_priv->msg);
cm_id_priv->msg = NULL;
ret = atomic_inc_and_test(&cm_id_priv->work_count);
cm_format_mad_hdr(&sidr_req_msg->hdr, CM_SIDR_REQ_ATTR_ID,
cm_form_tid(cm_id_priv, CM_MSG_SEQUENCE_SIDR));
sidr_req_msg->request_id = cm_id_priv->id.local_id;
- sidr_req_msg->pkey = cpu_to_be16(param->pkey);
+ sidr_req_msg->pkey = cpu_to_be16(param->path->pkey);
sidr_req_msg->service_id = param->service_id;
if (param->private_data && param->private_data_len)
{
struct cm_id_private *cm_id_priv;
struct ib_mad_send_buf *msg;
- struct ib_send_wr *bad_send_wr;
unsigned long flags;
int ret;
cm_format_sidr_req((struct cm_sidr_req_msg *) msg->mad, cm_id_priv,
param);
- msg->send_wr.wr.ud.timeout_ms = cm_id_priv->timeout_ms;
+ msg->timeout_ms = cm_id_priv->timeout_ms;
msg->context[1] = (void *) (unsigned long) IB_CM_SIDR_REQ_SENT;
spin_lock_irqsave(&cm_id_priv->lock, flags);
if (cm_id->state == IB_CM_IDLE)
- ret = ib_post_send_mad(cm_id_priv->av.port->mad_agent,
- &msg->send_wr, &bad_send_wr);
+ ret = ib_post_send_mad(msg, NULL);
else
ret = -EINVAL;
goto out; /* Duplicate message. */
}
cur_cm_id_priv = cm_find_listen(cm_id->device,
- sidr_req_msg->service_id);
+ sidr_req_msg->service_id,
+ sidr_req_msg->private_data);
if (!cur_cm_id_priv) {
rb_erase(&cm_id_priv->sidr_id_node, &cm.remote_sidr_table);
spin_unlock_irqrestore(&cm.lock, flags);
{
struct cm_id_private *cm_id_priv;
struct ib_mad_send_buf *msg;
- struct ib_send_wr *bad_send_wr;
unsigned long flags;
int ret;
cm_format_sidr_rep((struct cm_sidr_rep_msg *) msg->mad, cm_id_priv,
param);
- ret = ib_post_send_mad(cm_id_priv->av.port->mad_agent,
- &msg->send_wr, &bad_send_wr);
+ ret = ib_post_send_mad(msg, NULL);
if (ret) {
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
cm_free_msg(msg);
goto out;
}
cm_id_priv->id.state = IB_CM_IDLE;
- ib_cancel_mad(cm_id_priv->av.port->mad_agent,
- (unsigned long) cm_id_priv->msg);
+ ib_cancel_mad(cm_id_priv->av.port->mad_agent, cm_id_priv->msg);
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
cm_format_sidr_rep_event(work);
static void cm_send_handler(struct ib_mad_agent *mad_agent,
struct ib_mad_send_wc *mad_send_wc)
{
- struct ib_mad_send_buf *msg;
-
- msg = (struct ib_mad_send_buf *)(unsigned long)mad_send_wc->wr_id;
+ struct ib_mad_send_buf *msg = mad_send_wc->send_buf;
switch (mad_send_wc->status) {
case IB_WC_SUCCESS:
}
EXPORT_SYMBOL(ib_cm_init_qp_attr);
-static __be64 cm_get_ca_guid(struct ib_device *device)
-{
- struct ib_device_attr *device_attr;
- __be64 guid;
- int ret;
-
- device_attr = kmalloc(sizeof *device_attr, GFP_KERNEL);
- if (!device_attr)
- return 0;
-
- ret = ib_query_device(device, device_attr);
- guid = ret ? 0 : device_attr->node_guid;
- kfree(device_attr);
- return guid;
-}
-
static void cm_add_one(struct ib_device *device)
{
struct cm_device *cm_dev;
return;
cm_dev->device = device;
- cm_dev->ca_guid = cm_get_ca_guid(device);
- if (!cm_dev->ca_guid)
- goto error1;
+ cm_dev->ca_guid = device->node_guid;
set_bit(IB_MGMT_METHOD_SEND, reg_req.method_mask);
for (i = 1; i <= device->phys_port_cnt; i++) {
cm_recv_handler,
port);
if (IS_ERR(port->mad_agent))
- goto error2;
+ goto error1;
ret = ib_modify_port(device, i, 0, &port_modify);
if (ret)
- goto error3;
+ goto error2;
}
ib_set_client_data(device, &cm_client, cm_dev);
write_unlock_irqrestore(&cm.device_lock, flags);
return;
-error3:
- ib_unregister_mad_agent(port->mad_agent);
error2:
+ ib_unregister_mad_agent(port->mad_agent);
+error1:
port_modify.set_port_cap_mask = 0;
port_modify.clr_port_cap_mask = IB_PORT_CM_SUP;
while (--i) {
ib_modify_port(device, port->port_num, 0, &port_modify);
ib_unregister_mad_agent(port->mad_agent);
}
-error1:
kfree(cm_dev);
}
static void __exit ib_cm_cleanup(void)
{
- flush_workqueue(cm.wq);
destroy_workqueue(cm.wq);
ib_unregister_client(&cm_client);
idr_destroy(&cm.local_id_table);