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linux-sg2042
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Merge branches 'ehca', 'ipoib' and 'mlx4' into for-linus

This commit is contained in:
Roland Dreier 2009-01-16 15:05:54 -08:00
parent ee96aae573 3c20962086 0fd7e1d855
commit ac8581d408
5 changed files with 46 additions and 28 deletions
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28
drivers/infiniband/hw/mlx4/qp.c
View File

@ -1462,7 +1462,8 @@ static void __set_data_seg(struct mlx4_wqe_data_seg *dseg, struct ib_sge *sg)
}
static int build_lso_seg(struct mlx4_wqe_lso_seg *wqe, struct ib_send_wr *wr,
struct mlx4_ib_qp *qp, unsigned *lso_seg_len)
struct mlx4_ib_qp *qp, unsigned *lso_seg_len,
__be32 *lso_hdr_sz)
{
unsigned halign = ALIGN(sizeof *wqe + wr->wr.ud.hlen, 16);
@ -1479,12 +1480,8 @@ static int build_lso_seg(struct mlx4_wqe_lso_seg *wqe, struct ib_send_wr *wr,
memcpy(wqe->header, wr->wr.ud.header, wr->wr.ud.hlen);
/* make sure LSO header is written before overwriting stamping */
wmb();
wqe->mss_hdr_size = cpu_to_be32((wr->wr.ud.mss - wr->wr.ud.hlen) << 16 |
wr->wr.ud.hlen);
*lso_hdr_sz = cpu_to_be32((wr->wr.ud.mss - wr->wr.ud.hlen) << 16 |
wr->wr.ud.hlen);
*lso_seg_len = halign;
return 0;
}
@ -1518,6 +1515,9 @@ int mlx4_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
int uninitialized_var(stamp);
int uninitialized_var(size);
unsigned uninitialized_var(seglen);
__be32 dummy;
__be32 *lso_wqe;
__be32 uninitialized_var(lso_hdr_sz);
int i;
spin_lock_irqsave(&qp->sq.lock, flags);
@ -1525,6 +1525,8 @@ int mlx4_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
ind = qp->sq_next_wqe;
for (nreq = 0; wr; ++nreq, wr = wr->next) {
lso_wqe = &dummy;
if (mlx4_wq_overflow(&qp->sq, nreq, qp->ibqp.send_cq)) {
err = -ENOMEM;
*bad_wr = wr;
@ -1606,11 +1608,12 @@ int mlx4_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
size += sizeof (struct mlx4_wqe_datagram_seg) / 16;
if (wr->opcode == IB_WR_LSO) {
err = build_lso_seg(wqe, wr, qp, &seglen);
err = build_lso_seg(wqe, wr, qp, &seglen, &lso_hdr_sz);
if (unlikely(err)) {
*bad_wr = wr;
goto out;
}
lso_wqe = (__be32 *) wqe;
wqe += seglen;
size += seglen / 16;
}
@ -1652,6 +1655,14 @@ int mlx4_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
for (i = wr->num_sge - 1; i >= 0; --i, --dseg)
set_data_seg(dseg, wr->sg_list + i);
/*
* Possibly overwrite stamping in cacheline with LSO
* segment only after making sure all data segments
* are written.
*/
wmb();
*lso_wqe = lso_hdr_sz;
ctrl->fence_size = (wr->send_flags & IB_SEND_FENCE ?
MLX4_WQE_CTRL_FENCE : 0) | size;
@ -1686,7 +1697,6 @@ int mlx4_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
stamp_send_wqe(qp, stamp, size * 16);
ind = pad_wraparound(qp, ind);
}
}
out:

27
drivers/infiniband/ulp/ipoib/ipoib_main.c
View File

@ -106,23 +106,17 @@ int ipoib_open(struct net_device *dev)
ipoib_dbg(priv, "bringing up interface\n");
set_bit(IPOIB_FLAG_ADMIN_UP, &priv->flags);
if (!test_and_set_bit(IPOIB_FLAG_ADMIN_UP, &priv->flags))
napi_enable(&priv->napi);
if (ipoib_pkey_dev_delay_open(dev))
return 0;
napi_enable(&priv->napi);
if (ipoib_ib_dev_open(dev))
goto err_disable;
if (ipoib_ib_dev_open(dev)) {
napi_disable(&priv->napi);
return -EINVAL;
}
if (ipoib_ib_dev_up(dev)) {
ipoib_ib_dev_stop(dev, 1);
napi_disable(&priv->napi);
return -EINVAL;
}
if (ipoib_ib_dev_up(dev))
goto err_stop;
if (!test_bit(IPOIB_FLAG_SUBINTERFACE, &priv->flags)) {
struct ipoib_dev_priv *cpriv;
@ -144,6 +138,15 @@ int ipoib_open(struct net_device *dev)
netif_start_queue(dev);
return 0;
err_stop:
ipoib_ib_dev_stop(dev, 1);
err_disable:
napi_disable(&priv->napi);
clear_bit(IPOIB_FLAG_ADMIN_UP, &priv->flags);
return -EINVAL;
}
static int ipoib_stop(struct net_device *dev)

2
drivers/infiniband/ulp/ipoib/ipoib_multicast.c
View File

@ -409,7 +409,7 @@ static int ipoib_mcast_join_complete(int status,
}
if (mcast->logcount++ < 20) {
if (status == -ETIMEDOUT) {
if (status == -ETIMEDOUT || status == -EAGAIN) {
ipoib_dbg_mcast(priv, "multicast join failed for %pI6, status %d\n",
mcast->mcmember.mgid.raw, status);
} else {

11
drivers/infiniband/ulp/ipoib/ipoib_vlan.c
View File

@ -61,6 +61,7 @@ int ipoib_vlan_add(struct net_device *pdev, unsigned short pkey)
ppriv = netdev_priv(pdev);
rtnl_lock();
mutex_lock(&ppriv->vlan_mutex);
/*
@ -111,7 +112,7 @@ int ipoib_vlan_add(struct net_device *pdev, unsigned short pkey)
goto device_init_failed;
}
result = register_netdev(priv->dev);
result = register_netdevice(priv->dev);
if (result) {
ipoib_warn(priv, "failed to initialize; error %i", result);
goto register_failed;
@ -134,12 +135,13 @@ int ipoib_vlan_add(struct net_device *pdev, unsigned short pkey)
list_add_tail(&priv->list, &ppriv->child_intfs);
mutex_unlock(&ppriv->vlan_mutex);
rtnl_unlock();
return 0;
sysfs_failed:
ipoib_delete_debug_files(priv->dev);
unregister_netdev(priv->dev);
unregister_netdevice(priv->dev);
register_failed:
ipoib_dev_cleanup(priv->dev);
@ -149,6 +151,7 @@ device_init_failed:
err:
mutex_unlock(&ppriv->vlan_mutex);
rtnl_unlock();
return result;
}
@ -162,10 +165,11 @@ int ipoib_vlan_delete(struct net_device *pdev, unsigned short pkey)
ppriv = netdev_priv(pdev);
rtnl_lock();
mutex_lock(&ppriv->vlan_mutex);
list_for_each_entry_safe(priv, tpriv, &ppriv->child_intfs, list) {
if (priv->pkey == pkey) {
unregister_netdev(priv->dev);
unregister_netdevice(priv->dev);
ipoib_dev_cleanup(priv->dev);
list_del(&priv->list);
free_netdev(priv->dev);
@ -175,6 +179,7 @@ int ipoib_vlan_delete(struct net_device *pdev, unsigned short pkey)
}
}
mutex_unlock(&ppriv->vlan_mutex);
rtnl_unlock();
return ret;
}

6
drivers/net/mlx4/profile.c
View File

@ -107,9 +107,9 @@ u64 mlx4_make_profile(struct mlx4_dev *dev,
profile[MLX4_RES_AUXC].num = request->num_qp;
profile[MLX4_RES_SRQ].num = request->num_srq;
profile[MLX4_RES_CQ].num = request->num_cq;
profile[MLX4_RES_EQ].num = min(dev_cap->max_eqs,
dev_cap->reserved_eqs +
num_possible_cpus() + 1);
profile[MLX4_RES_EQ].num = min_t(unsigned, dev_cap->max_eqs,
dev_cap->reserved_eqs +
num_possible_cpus() + 1);
profile[MLX4_RES_DMPT].num = request->num_mpt;
profile[MLX4_RES_CMPT].num = MLX4_NUM_CMPTS;
profile[MLX4_RES_MTT].num = request->num_mtt;