* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband:
RDMA/cma: Do not issue MRA if user rejects connection request
mlx4_core: Move table_find from fmr_alloc to fmr_enable
IB/mlx4: mlx4_ib_fmr_alloc() should call mlx4_fmr_enable()
IPoIB: Remove unused struct ipoib_cm_tx.ibwc member
IPoIB: On P_Key change event, reset state properly
IB/mthca: Convert to use be16_add_cpu()
RDMA/cxgb3: Fail loopback connections
IB/cm: Fix infiniband_cm class kobject ref counting
IB/cm: Remove debug printk()s that snuck upstream
IB/mthca: Add missing sg_init_table() in mthca_map_user_db()
{
struct cm_port *cm_port;
- printk(KERN_ERR "free cm port\n");
-
cm_port = container_of(obj, struct cm_port, port_obj);
kfree(cm_port);
}
{
struct cm_device *cm_dev;
- printk(KERN_ERR "free cm dev\n");
-
cm_dev = container_of(obj, struct cm_device, dev_obj);
kfree(cm_dev);
}
};
EXPORT_SYMBOL(cm_class);
-static void cm_remove_fs_obj(struct kobject *obj)
-{
- kobject_put(obj->parent);
- kobject_put(obj);
-}
-
static int cm_create_port_fs(struct cm_port *port)
{
int i, ret;
ret = kobject_init_and_add(&port->port_obj, &cm_port_obj_type,
- kobject_get(&port->cm_dev->dev_obj),
+ &port->cm_dev->dev_obj,
"%d", port->port_num);
if (ret) {
kfree(port);
for (i = 0; i < CM_COUNTER_GROUPS; i++) {
ret = kobject_init_and_add(&port->counter_group[i].obj,
&cm_counter_obj_type,
- kobject_get(&port->port_obj),
+ &port->port_obj,
"%s", counter_group_names[i]);
if (ret)
goto error;
error:
while (i--)
- cm_remove_fs_obj(&port->counter_group[i].obj);
- cm_remove_fs_obj(&port->port_obj);
+ kobject_put(&port->counter_group[i].obj);
+ kobject_put(&port->port_obj);
return ret;
}
int i;
for (i = 0; i < CM_COUNTER_GROUPS; i++)
- cm_remove_fs_obj(&port->counter_group[i].obj);
+ kobject_put(&port->counter_group[i].obj);
- cm_remove_fs_obj(&port->port_obj);
+ kobject_put(&port->port_obj);
}
static void cm_add_one(struct ib_device *device)
ib_unregister_mad_agent(port->mad_agent);
cm_remove_port_fs(port);
}
- cm_remove_fs_obj(&cm_dev->dev_obj);
+ kobject_put(&cm_dev->dev_obj);
}
static void cm_remove_one(struct ib_device *device)
ib_unregister_mad_agent(port->mad_agent);
cm_remove_port_fs(port);
}
- cm_remove_fs_obj(&cm_dev->dev_obj);
+ kobject_put(&cm_dev->dev_obj);
}
static int __init ib_cm_init(void)
event.param.ud.private_data_len =
IB_CM_SIDR_REQ_PRIVATE_DATA_SIZE - offset;
} else {
- ib_send_cm_mra(cm_id, CMA_CM_MRA_SETTING, NULL, 0);
conn_id = cma_new_conn_id(&listen_id->id, ib_event);
cma_set_req_event_data(&event, &ib_event->param.req_rcvd,
ib_event->private_data, offset);
ret = conn_id->id.event_handler(&conn_id->id, &event);
if (!ret) {
+ /*
+ * Acquire mutex to prevent user executing rdma_destroy_id()
+ * while we're accessing the cm_id.
+ */
+ mutex_lock(&lock);
+ if (cma_comp(conn_id, CMA_CONNECT) &&
+ !cma_is_ud_ps(conn_id->id.ps))
+ ib_send_cm_mra(cm_id, CMA_CM_MRA_SETTING, NULL, 0);
+ mutex_unlock(&lock);
cma_enable_remove(conn_id);
goto out;
}
#include <linux/skbuff.h>
#include <linux/timer.h>
#include <linux/notifier.h>
+#include <linux/inetdevice.h>
#include <net/neighbour.h>
#include <net/netevent.h>
return err;
}
+static int is_loopback_dst(struct iw_cm_id *cm_id)
+{
+ struct net_device *dev;
+
+ dev = ip_dev_find(&init_net, cm_id->remote_addr.sin_addr.s_addr);
+ if (!dev)
+ return 0;
+ dev_put(dev);
+ return 1;
+}
+
int iwch_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
{
int err = 0;
struct iwch_ep *ep;
struct rtable *rt;
+ if (is_loopback_dst(cm_id)) {
+ err = -ENOSYS;
+ goto out;
+ }
+
ep = alloc_ep(sizeof(*ep), GFP_KERNEL);
if (!ep) {
printk(KERN_ERR MOD "%s - cannot alloc ep.\n", __FUNCTION__);
if (err)
goto err_free;
- err = mlx4_mr_enable(to_mdev(pd->device)->dev, &fmr->mfmr.mr);
+ err = mlx4_fmr_enable(to_mdev(pd->device)->dev, &fmr->mfmr);
if (err)
goto err_mr;
if (!(new_wqe & cpu_to_be32(0x3f)) || (!cqe->db_cnt && dbd))
return;
- cqe->db_cnt = cpu_to_be16(be16_to_cpu(cqe->db_cnt) - dbd);
+ be16_add_cpu(&cqe->db_cnt, -dbd);
cqe->wqe = new_wqe;
cqe->syndrome = SYNDROME_WR_FLUSH_ERR;
for (i = 0; i < npages; ++i) {
db_tab->page[i].refcount = 0;
db_tab->page[i].uvirt = 0;
+ sg_init_table(&db_tab->page[i].mem, 1);
}
return db_tab;
unsigned tx_tail;
unsigned long flags;
u32 mtu;
- struct ib_wc ibwc[IPOIB_NUM_WC];
};
struct ipoib_cm_rx_buf {
if (ib_find_pkey(priv->ca, priv->port, priv->pkey, &new_index)) {
clear_bit(IPOIB_PKEY_ASSIGNED, &priv->flags);
ipoib_ib_dev_down(dev, 0);
+ ipoib_ib_dev_stop(dev, 0);
ipoib_pkey_dev_delay_open(dev);
return;
}
goto err_free;
}
- fmr->mpt = mlx4_table_find(&priv->mr_table.dmpt_table,
- key_to_hw_index(fmr->mr.key), NULL);
- if (!fmr->mpt) {
- err = -ENOMEM;
- goto err_free;
- }
-
return 0;
err_free:
int mlx4_fmr_enable(struct mlx4_dev *dev, struct mlx4_fmr *fmr)
{
- return mlx4_mr_enable(dev, &fmr->mr);
+ struct mlx4_priv *priv = mlx4_priv(dev);
+ int err;
+
+ err = mlx4_mr_enable(dev, &fmr->mr);
+ if (err)
+ return err;
+
+ fmr->mpt = mlx4_table_find(&priv->mr_table.dmpt_table,
+ key_to_hw_index(fmr->mr.key), NULL);
+ if (!fmr->mpt)
+ return -ENOMEM;
+
+ return 0;
}
EXPORT_SYMBOL_GPL(mlx4_fmr_enable);