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authorLinus Torvalds <torvalds@g5.osdl.org>2006-03-30 14:32:38 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-30 14:32:38 -0800
commit064c94f9da8845f12446ab37142aa10f3c6f66ac (patch)
tree974a69a06e7f9218ad987e41fc6627d62eac091e /drivers
parent256414dee44eaa0983f5ab1a71877de23c4e9ce7 (diff)
parent618a3c03fcfdf1ac4543247c8ddfb0c9d775ff33 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband: IB/mad: RMPP support for additional classes IB/mad: include GID/class when matching receives IB/mthca: Fix section mismatch problems IPoIB: Fix oops with raw sockets IB/mthca: Fix check of size in SRQ creation IB/srp: Fix unmapping of fake scatterlist
Diffstat (limited to 'drivers')
-rw-r--r--drivers/infiniband/core/mad.c112
-rw-r--r--drivers/infiniband/core/mad_priv.h3
-rw-r--r--drivers/infiniband/core/mad_rmpp.c54
-rw-r--r--drivers/infiniband/core/user_mad.c30
-rw-r--r--drivers/infiniband/hw/mthca/mthca_av.c2
-rw-r--r--drivers/infiniband/hw/mthca/mthca_cq.c2
-rw-r--r--drivers/infiniband/hw/mthca/mthca_eq.c6
-rw-r--r--drivers/infiniband/hw/mthca/mthca_mad.c2
-rw-r--r--drivers/infiniband/hw/mthca/mthca_mcg.c2
-rw-r--r--drivers/infiniband/hw/mthca/mthca_mr.c4
-rw-r--r--drivers/infiniband/hw/mthca/mthca_pd.c2
-rw-r--r--drivers/infiniband/hw/mthca/mthca_qp.c2
-rw-r--r--drivers/infiniband/hw/mthca/mthca_srq.c4
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_main.c2
-rw-r--r--drivers/infiniband/ulp/srp/ib_srp.c4
15 files changed, 142 insertions, 89 deletions
diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c
index f7854b65fd5..ba54c856b0e 100644
--- a/drivers/infiniband/core/mad.c
+++ b/drivers/infiniband/core/mad.c
@@ -227,6 +227,14 @@ struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device,
if (!is_vendor_oui(mad_reg_req->oui))
goto error1;
}
+ /* Make sure class supplied is consistent with RMPP */
+ if (ib_is_mad_class_rmpp(mad_reg_req->mgmt_class)) {
+ if (!rmpp_version)
+ goto error1;
+ } else {
+ if (rmpp_version)
+ goto error1;
+ }
/* Make sure class supplied is consistent with QP type */
if (qp_type == IB_QPT_SMI) {
if ((mad_reg_req->mgmt_class !=
@@ -890,6 +898,35 @@ struct ib_mad_send_buf * ib_create_send_mad(struct ib_mad_agent *mad_agent,
}
EXPORT_SYMBOL(ib_create_send_mad);
+int ib_get_mad_data_offset(u8 mgmt_class)
+{
+ if (mgmt_class == IB_MGMT_CLASS_SUBN_ADM)
+ return IB_MGMT_SA_HDR;
+ else if ((mgmt_class == IB_MGMT_CLASS_DEVICE_MGMT) ||
+ (mgmt_class == IB_MGMT_CLASS_DEVICE_ADM) ||
+ (mgmt_class == IB_MGMT_CLASS_BIS))
+ return IB_MGMT_DEVICE_HDR;
+ else if ((mgmt_class >= IB_MGMT_CLASS_VENDOR_RANGE2_START) &&
+ (mgmt_class <= IB_MGMT_CLASS_VENDOR_RANGE2_END))
+ return IB_MGMT_VENDOR_HDR;
+ else
+ return IB_MGMT_MAD_HDR;
+}
+EXPORT_SYMBOL(ib_get_mad_data_offset);
+
+int ib_is_mad_class_rmpp(u8 mgmt_class)
+{
+ if ((mgmt_class == IB_MGMT_CLASS_SUBN_ADM) ||
+ (mgmt_class == IB_MGMT_CLASS_DEVICE_MGMT) ||
+ (mgmt_class == IB_MGMT_CLASS_DEVICE_ADM) ||
+ (mgmt_class == IB_MGMT_CLASS_BIS) ||
+ ((mgmt_class >= IB_MGMT_CLASS_VENDOR_RANGE2_START) &&
+ (mgmt_class <= IB_MGMT_CLASS_VENDOR_RANGE2_END)))
+ return 1;
+ return 0;
+}
+EXPORT_SYMBOL(ib_is_mad_class_rmpp);
+
void *ib_get_rmpp_segment(struct ib_mad_send_buf *send_buf, int seg_num)
{
struct ib_mad_send_wr_private *mad_send_wr;
@@ -1022,6 +1059,13 @@ int ib_post_send_mad(struct ib_mad_send_buf *send_buf,
goto error;
}
+ if (!ib_is_mad_class_rmpp(((struct ib_mad_hdr *) send_buf->mad)->mgmt_class)) {
+ if (mad_agent_priv->agent.rmpp_version) {
+ ret = -EINVAL;
+ goto error;
+ }
+ }
+
/*
* Save pointer to next work request to post in case the
* current one completes, and the user modifies the work
@@ -1618,14 +1662,59 @@ static int is_data_mad(struct ib_mad_agent_private *mad_agent_priv,
(rmpp_mad->rmpp_hdr.rmpp_type == IB_MGMT_RMPP_TYPE_DATA);
}
+static inline int rcv_has_same_class(struct ib_mad_send_wr_private *wr,
+ struct ib_mad_recv_wc *rwc)
+{
+ return ((struct ib_mad *)(wr->send_buf.mad))->mad_hdr.mgmt_class ==
+ rwc->recv_buf.mad->mad_hdr.mgmt_class;
+}
+
+static inline int rcv_has_same_gid(struct ib_mad_send_wr_private *wr,
+ struct ib_mad_recv_wc *rwc )
+{
+ struct ib_ah_attr attr;
+ u8 send_resp, rcv_resp;
+
+ send_resp = ((struct ib_mad *)(wr->send_buf.mad))->
+ mad_hdr.method & IB_MGMT_METHOD_RESP;
+ rcv_resp = rwc->recv_buf.mad->mad_hdr.method & IB_MGMT_METHOD_RESP;
+
+ if (!send_resp && rcv_resp)
+ /* is request/response. GID/LIDs are both local (same). */
+ return 1;
+
+ if (send_resp == rcv_resp)
+ /* both requests, or both responses. GIDs different */
+ return 0;
+
+ if (ib_query_ah(wr->send_buf.ah, &attr))
+ /* Assume not equal, to avoid false positives. */
+ return 0;
+
+ if (!(attr.ah_flags & IB_AH_GRH) && !(rwc->wc->wc_flags & IB_WC_GRH))
+ return attr.dlid == rwc->wc->slid;
+ else if ((attr.ah_flags & IB_AH_GRH) &&
+ (rwc->wc->wc_flags & IB_WC_GRH))
+ return memcmp(attr.grh.dgid.raw,
+ rwc->recv_buf.grh->sgid.raw, 16) == 0;
+ else
+ /* one has GID, other does not. Assume different */
+ return 0;
+}
struct ib_mad_send_wr_private*
-ib_find_send_mad(struct ib_mad_agent_private *mad_agent_priv, __be64 tid)
+ib_find_send_mad(struct ib_mad_agent_private *mad_agent_priv,
+ struct ib_mad_recv_wc *mad_recv_wc)
{
struct ib_mad_send_wr_private *mad_send_wr;
+ struct ib_mad *mad;
+
+ mad = (struct ib_mad *)mad_recv_wc->recv_buf.mad;
list_for_each_entry(mad_send_wr, &mad_agent_priv->wait_list,
agent_list) {
- if (mad_send_wr->tid == tid)
+ if ((mad_send_wr->tid == mad->mad_hdr.tid) &&
+ rcv_has_same_class(mad_send_wr, mad_recv_wc) &&
+ rcv_has_same_gid(mad_send_wr, mad_recv_wc))
return mad_send_wr;
}
@@ -1636,7 +1725,10 @@ ib_find_send_mad(struct ib_mad_agent_private *mad_agent_priv, __be64 tid)
list_for_each_entry(mad_send_wr, &mad_agent_priv->send_list,
agent_list) {
if (is_data_mad(mad_agent_priv, mad_send_wr->send_buf.mad) &&
- mad_send_wr->tid == tid && mad_send_wr->timeout) {
+ mad_send_wr->tid == mad->mad_hdr.tid &&
+ mad_send_wr->timeout &&
+ rcv_has_same_class(mad_send_wr, mad_recv_wc) &&
+ rcv_has_same_gid(mad_send_wr, mad_recv_wc)) {
/* Verify request has not been canceled */
return (mad_send_wr->status == IB_WC_SUCCESS) ?
mad_send_wr : NULL;
@@ -1661,7 +1753,6 @@ static void ib_mad_complete_recv(struct ib_mad_agent_private *mad_agent_priv,
struct ib_mad_send_wr_private *mad_send_wr;
struct ib_mad_send_wc mad_send_wc;
unsigned long flags;
- __be64 tid;
INIT_LIST_HEAD(&mad_recv_wc->rmpp_list);
list_add(&mad_recv_wc->recv_buf.list, &mad_recv_wc->rmpp_list);
@@ -1677,9 +1768,8 @@ static void ib_mad_complete_recv(struct ib_mad_agent_private *mad_agent_priv,
/* Complete corresponding request */
if (response_mad(mad_recv_wc->recv_buf.mad)) {
- tid = mad_recv_wc->recv_buf.mad->mad_hdr.tid;
spin_lock_irqsave(&mad_agent_priv->lock, flags);
- mad_send_wr = ib_find_send_mad(mad_agent_priv, tid);
+ mad_send_wr = ib_find_send_mad(mad_agent_priv, mad_recv_wc);
if (!mad_send_wr) {
spin_unlock_irqrestore(&mad_agent_priv->lock, flags);
ib_free_recv_mad(mad_recv_wc);
@@ -2408,11 +2498,11 @@ static int ib_mad_post_receive_mads(struct ib_mad_qp_info *qp_info,
}
}
sg_list.addr = dma_map_single(qp_info->port_priv->
- device->dma_device,
- &mad_priv->grh,
- sizeof *mad_priv -
- sizeof mad_priv->header,
- DMA_FROM_DEVICE);
+ device->dma_device,
+ &mad_priv->grh,
+ sizeof *mad_priv -
+ sizeof mad_priv->header,
+ DMA_FROM_DEVICE);
pci_unmap_addr_set(&mad_priv->header, mapping, sg_list.addr);
recv_wr.wr_id = (unsigned long)&mad_priv->header.mad_list;
mad_priv->header.mad_list.mad_queue = recv_queue;
diff --git a/drivers/infiniband/core/mad_priv.h b/drivers/infiniband/core/mad_priv.h
index a7125d4b5cc..6c9c133d71e 100644
--- a/drivers/infiniband/core/mad_priv.h
+++ b/drivers/infiniband/core/mad_priv.h
@@ -216,7 +216,8 @@ extern kmem_cache_t *ib_mad_cache;
int ib_send_mad(struct ib_mad_send_wr_private *mad_send_wr);
struct ib_mad_send_wr_private *
-ib_find_send_mad(struct ib_mad_agent_private *mad_agent_priv, __be64 tid);
+ib_find_send_mad(struct ib_mad_agent_private *mad_agent_priv,
+ struct ib_mad_recv_wc *mad_recv_wc);
void ib_mad_complete_send_wr(struct ib_mad_send_wr_private *mad_send_wr,
struct ib_mad_send_wc *mad_send_wc);
diff --git a/drivers/infiniband/core/mad_rmpp.c b/drivers/infiniband/core/mad_rmpp.c
index bacfdd5bdda..dfd4e588ce0 100644
--- a/drivers/infiniband/core/mad_rmpp.c
+++ b/drivers/infiniband/core/mad_rmpp.c
@@ -1,6 +1,6 @@
/*
* Copyright (c) 2005 Intel Inc. All rights reserved.
- * Copyright (c) 2005 Voltaire, Inc. All rights reserved.
+ * Copyright (c) 2005-2006 Voltaire, Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
@@ -100,17 +100,6 @@ void ib_cancel_rmpp_recvs(struct ib_mad_agent_private *agent)
}
}
-static int data_offset(u8 mgmt_class)
-{
- if (mgmt_class == IB_MGMT_CLASS_SUBN_ADM)
- return IB_MGMT_SA_HDR;
- else if ((mgmt_class >= IB_MGMT_CLASS_VENDOR_RANGE2_START) &&
- (mgmt_class <= IB_MGMT_CLASS_VENDOR_RANGE2_END))
- return IB_MGMT_VENDOR_HDR;
- else
- return IB_MGMT_RMPP_HDR;
-}
-
static void format_ack(struct ib_mad_send_buf *msg,
struct ib_rmpp_mad *data,
struct mad_rmpp_recv *rmpp_recv)
@@ -137,7 +126,7 @@ static void ack_recv(struct mad_rmpp_recv *rmpp_recv,
struct ib_mad_send_buf *msg;
int ret, hdr_len;
- hdr_len = data_offset(recv_wc->recv_buf.mad->mad_hdr.mgmt_class);
+ hdr_len = ib_get_mad_data_offset(recv_wc->recv_buf.mad->mad_hdr.mgmt_class);
msg = ib_create_send_mad(&rmpp_recv->agent->agent, recv_wc->wc->src_qp,
recv_wc->wc->pkey_index, 1, hdr_len,
0, GFP_KERNEL);
@@ -163,7 +152,7 @@ static struct ib_mad_send_buf *alloc_response_msg(struct ib_mad_agent *agent,
if (IS_ERR(ah))
return (void *) ah;
- hdr_len = data_offset(recv_wc->recv_buf.mad->mad_hdr.mgmt_class);
+ hdr_len = ib_get_mad_data_offset(recv_wc->recv_buf.mad->mad_hdr.mgmt_class);
msg = ib_create_send_mad(agent, recv_wc->wc->src_qp,
recv_wc->wc->pkey_index, 1,
hdr_len, 0, GFP_KERNEL);
@@ -408,7 +397,7 @@ static inline int get_mad_len(struct mad_rmpp_recv *rmpp_recv)
rmpp_mad = (struct ib_rmpp_mad *)rmpp_recv->cur_seg_buf->mad;
- hdr_size = data_offset(rmpp_mad->mad_hdr.mgmt_class);
+ hdr_size = ib_get_mad_data_offset(rmpp_mad->mad_hdr.mgmt_class);
data_size = sizeof(struct ib_rmpp_mad) - hdr_size;
pad = IB_MGMT_RMPP_DATA - be32_to_cpu(rmpp_mad->rmpp_hdr.paylen_newwin);
if (pad > IB_MGMT_RMPP_DATA || pad < 0)
@@ -562,15 +551,15 @@ static int send_next_seg(struct ib_mad_send_wr_private *mad_send_wr)
return ib_send_mad(mad_send_wr);
}
-static void abort_send(struct ib_mad_agent_private *agent, __be64 tid,
- u8 rmpp_status)
+static void abort_send(struct ib_mad_agent_private *agent,
+ struct ib_mad_recv_wc *mad_recv_wc, u8 rmpp_status)
{
struct ib_mad_send_wr_private *mad_send_wr;
struct ib_mad_send_wc wc;
unsigned long flags;
spin_lock_irqsave(&agent->lock, flags);
- mad_send_wr = ib_find_send_mad(agent, tid);
+ mad_send_wr = ib_find_send_mad(agent, mad_recv_wc);
if (!mad_send_wr)
goto out; /* Unmatched send */
@@ -612,8 +601,7 @@ static void process_rmpp_ack(struct ib_mad_agent_private *agent,
rmpp_mad = (struct ib_rmpp_mad *)mad_recv_wc->recv_buf.mad;
if (rmpp_mad->rmpp_hdr.rmpp_status) {
- abort_send(agent, rmpp_mad->mad_hdr.tid,
- IB_MGMT_RMPP_STATUS_BAD_STATUS);
+ abort_send(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_BAD_STATUS);
nack_recv(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_BAD_STATUS);
return;
}
@@ -621,14 +609,13 @@ static void process_rmpp_ack(struct ib_mad_agent_private *agent,
seg_num = be32_to_cpu(rmpp_mad->rmpp_hdr.seg_num);
newwin = be32_to_cpu(rmpp_mad->rmpp_hdr.paylen_newwin);
if (newwin < seg_num) {
- abort_send(agent, rmpp_mad->mad_hdr.tid,
- IB_MGMT_RMPP_STATUS_W2S);
+ abort_send(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_W2S);
nack_recv(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_W2S);
return;
}
spin_lock_irqsave(&agent->lock, flags);
- mad_send_wr = ib_find_send_mad(agent, rmpp_mad->mad_hdr.tid);
+ mad_send_wr = ib_find_send_mad(agent, mad_recv_wc);
if (!mad_send_wr)
goto out; /* Unmatched ACK */
@@ -639,8 +626,7 @@ static void process_rmpp_ack(struct ib_mad_agent_private *agent,
if (seg_num > mad_send_wr->send_buf.seg_count ||
seg_num > mad_send_wr->newwin) {
spin_unlock_irqrestore(&agent->lock, flags);
- abort_send(agent, rmpp_mad->mad_hdr.tid,
- IB_MGMT_RMPP_STATUS_S2B);
+ abort_send(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_S2B);
nack_recv(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_S2B);
return;
}
@@ -728,12 +714,10 @@ static void process_rmpp_stop(struct ib_mad_agent_private *agent,
rmpp_mad = (struct ib_rmpp_mad *)mad_recv_wc->recv_buf.mad;
if (rmpp_mad->rmpp_hdr.rmpp_status != IB_MGMT_RMPP_STATUS_RESX) {
- abort_send(agent, rmpp_mad->mad_hdr.tid,
- IB_MGMT_RMPP_STATUS_BAD_STATUS);
+ abort_send(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_BAD_STATUS);
nack_recv(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_BAD_STATUS);
} else
- abort_send(agent, rmpp_mad->mad_hdr.tid,
- rmpp_mad->rmpp_hdr.rmpp_status);
+ abort_send(agent, mad_recv_wc, rmpp_mad->rmpp_hdr.rmpp_status);
}
static void process_rmpp_abort(struct ib_mad_agent_private *agent,
@@ -745,12 +729,10 @@ static void process_rmpp_abort(struct ib_mad_agent_private *agent,
if (rmpp_mad->rmpp_hdr.rmpp_status < IB_MGMT_RMPP_STATUS_ABORT_MIN ||
rmpp_mad->rmpp_hdr.rmpp_status > IB_MGMT_RMPP_STATUS_ABORT_MAX) {
- abort_send(agent, rmpp_mad->mad_hdr.tid,
- IB_MGMT_RMPP_STATUS_BAD_STATUS);
+ abort_send(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_BAD_STATUS);
nack_recv(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_BAD_STATUS);
} else
- abort_send(agent, rmpp_mad->mad_hdr.tid,
- rmpp_mad->rmpp_hdr.rmpp_status);
+ abort_send(agent, mad_recv_wc, rmpp_mad->rmpp_hdr.rmpp_status);
}
struct ib_mad_recv_wc *
@@ -764,8 +746,7 @@ ib_process_rmpp_recv_wc(struct ib_mad_agent_private *agent,
return mad_recv_wc;
if (rmpp_mad->rmpp_hdr.rmpp_version != IB_MGMT_RMPP_VERSION) {
- abort_send(agent, rmpp_mad->mad_hdr.tid,
- IB_MGMT_RMPP_STATUS_UNV);
+ abort_send(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_UNV);
nack_recv(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_UNV);
goto out;
}
@@ -783,8 +764,7 @@ ib_process_rmpp_recv_wc(struct ib_mad_agent_private *agent,
process_rmpp_abort(agent, mad_recv_wc);
break;
default:
- abort_send(agent, rmpp_mad->mad_hdr.tid,
- IB_MGMT_RMPP_STATUS_BADT);
+ abort_send(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_BADT);
nack_recv(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_BADT);
break;
}
diff --git a/drivers/infiniband/core/user_mad.c b/drivers/infiniband/core/user_mad.c
index fb6cd42601f..afe70a549c2 100644
--- a/drivers/infiniband/core/user_mad.c
+++ b/drivers/infiniband/core/user_mad.c
@@ -177,17 +177,6 @@ static int queue_packet(struct ib_umad_file *file,
return ret;
}
-static int data_offset(u8 mgmt_class)
-{
- if (mgmt_class == IB_MGMT_CLASS_SUBN_ADM)
- return IB_MGMT_SA_HDR;
- else if ((mgmt_class >= IB_MGMT_CLASS_VENDOR_RANGE2_START) &&
- (mgmt_class <= IB_MGMT_CLASS_VENDOR_RANGE2_END))
- return IB_MGMT_VENDOR_HDR;
- else
- return IB_MGMT_RMPP_HDR;
-}
-
static void send_handler(struct ib_mad_agent *agent,
struct ib_mad_send_wc *send_wc)
{
@@ -283,7 +272,7 @@ static ssize_t copy_recv_mad(char __user *buf, struct ib_umad_packet *packet,
*/
return -ENOSPC;
}
- offset = data_offset(recv_buf->mad->mad_hdr.mgmt_class);
+ offset = ib_get_mad_data_offset(recv_buf->mad->mad_hdr.mgmt_class);
max_seg_payload = sizeof (struct ib_mad) - offset;
for (left = packet->length - seg_payload, buf += seg_payload;
@@ -441,21 +430,14 @@ static ssize_t ib_umad_write(struct file *filp, const char __user *buf,
}
rmpp_mad = (struct ib_rmpp_mad *) packet->mad.data;
- if (rmpp_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_ADM) {
- hdr_len = IB_MGMT_SA_HDR;
- copy_offset = IB_MGMT_RMPP_HDR;
- rmpp_active = ib_get_rmpp_flags(&rmpp_mad->rmpp_hdr) &
- IB_MGMT_RMPP_FLAG_ACTIVE;
- } else if (rmpp_mad->mad_hdr.mgmt_class >= IB_MGMT_CLASS_VENDOR_RANGE2_START &&
- rmpp_mad->mad_hdr.mgmt_class <= IB_MGMT_CLASS_VENDOR_RANGE2_END) {
- hdr_len = IB_MGMT_VENDOR_HDR;
+ hdr_len = ib_get_mad_data_offset(rmpp_mad->mad_hdr.mgmt_class);
+ if (!ib_is_mad_class_rmpp(rmpp_mad->mad_hdr.mgmt_class)) {
+ copy_offset = IB_MGMT_MAD_HDR;
+ rmpp_active = 0;
+ } else {
copy_offset = IB_MGMT_RMPP_HDR;
rmpp_active = ib_get_rmpp_flags(&rmpp_mad->rmpp_hdr) &
IB_MGMT_RMPP_FLAG_ACTIVE;
- } else {
- hdr_len = IB_MGMT_MAD_HDR;
- copy_offset = IB_MGMT_MAD_HDR;
- rmpp_active = 0;
}
data_len = count - sizeof (struct ib_user_mad) - hdr_len;
diff --git a/drivers/infiniband/hw/mthca/mthca_av.c b/drivers/infiniband/hw/mthca/mthca_av.c
index f023d393651..bc5bdcbe51b 100644
--- a/drivers/infiniband/hw/mthca/mthca_av.c
+++ b/drivers/infiniband/hw/mthca/mthca_av.c
@@ -265,7 +265,7 @@ int __devinit mthca_init_av_table(struct mthca_dev *dev)
return -ENOMEM;
}
-void __devexit mthca_cleanup_av_table(struct mthca_dev *dev)
+void mthca_cleanup_av_table(struct mthca_dev *dev)
{
if (mthca_is_memfree(dev))
return;
diff --git a/drivers/infiniband/hw/mthca/mthca_cq.c b/drivers/infiniband/hw/mthca/mthca_cq.c
index 76aabc5bf37..312cf90731e 100644
--- a/drivers/infiniband/hw/mthca/mthca_cq.c
+++ b/drivers/infiniband/hw/mthca/mthca_cq.c
@@ -973,7 +973,7 @@ int __devinit mthca_init_cq_table(struct mthca_dev *dev)
return err;
}
-void __devexit mthca_cleanup_cq_table(struct mthca_dev *dev)
+void mthca_cleanup_cq_table(struct mthca_dev *dev)
{
mthca_array_cleanup(&dev->cq_table.cq, dev->limits.num_cqs);
mthca_alloc_cleanup(&dev->cq_table.alloc);
diff --git a/drivers/infiniband/hw/mthca/mthca_eq.c b/drivers/infiniband/hw/mthca/mthca_eq.c
index cbdc348fb68..99f109c3815 100644
--- a/drivers/infiniband/hw/mthca/mthca_eq.c
+++ b/drivers/infiniband/hw/mthca/mthca_eq.c
@@ -765,7 +765,7 @@ static int __devinit mthca_map_eq_regs(struct mthca_dev *dev)
}
-static void __devexit mthca_unmap_eq_regs(struct mthca_dev *dev)
+static void mthca_unmap_eq_regs(struct mthca_dev *dev)
{
if (mthca_is_memfree(dev)) {
mthca_unmap_reg(dev, (pci_resource_len(dev->pdev, 0) - 1) &
@@ -821,7 +821,7 @@ int __devinit mthca_map_eq_icm(struct mthca_dev *dev, u64 icm_virt)
return ret;
}
-void __devexit mthca_unmap_eq_icm(struct mthca_dev *dev)
+void mthca_unmap_eq_icm(struct mthca_dev *dev)
{
u8 status;
@@ -954,7 +954,7 @@ err_out_free:
return err;
}
-void __devexit mthca_cleanup_eq_table(struct mthca_dev *dev)
+void mthca_cleanup_eq_table(struct mthca_dev *dev)
{
u8 status;
int i;
diff --git a/drivers/infiniband/hw/mthca/mthca_mad.c b/drivers/infiniband/hw/mthca/mthca_mad.c
index 4ace6a392f4..dfb482eac9a 100644
--- a/drivers/infiniband/hw/mthca/mthca_mad.c
+++ b/drivers/infiniband/hw/mthca/mthca_mad.c
@@ -271,7 +271,7 @@ err:
return PTR_ERR(agent);
}
-void mthca_free_agents(struct mthca_dev *dev)
+void __devexit mthca_free_agents(struct mthca_dev *dev)
{
struct ib_mad_agent *agent;
int p, q;
diff --git a/drivers/infiniband/hw/mthca/mthca_mcg.c b/drivers/infiniband/hw/mthca/mthca_mcg.c
index 9965bda9afe..47ca8a9b724 100644
--- a/drivers/infiniband/hw/mthca/mthca_mcg.c
+++ b/drivers/infiniband/hw/mthca/mthca_mcg.c
@@ -388,7 +388,7 @@ int __devinit mthca_init_mcg_table(struct mthca_dev *dev)
return 0;
}
-void __devexit mthca_cleanup_mcg_table(struct mthca_dev *dev)
+void mthca_cleanup_mcg_table(struct mthca_dev *dev)
{
mthca_alloc_cleanup(&dev->mcg_table.alloc);
}
diff --git a/drivers/infiniband/hw/mthca/mthca_mr.c b/drivers/infiniband/hw/mthca/mthca_mr.c
index 698b6212576..25e1c1db9a4 100644
--- a/drivers/infiniband/hw/mthca/mthca_mr.c
+++ b/drivers/infiniband/hw/mthca/mthca_mr.c
@@ -170,7 +170,7 @@ err_out:
return -ENOMEM;
}
-static void __devexit mthca_buddy_cleanup(struct mthca_buddy *buddy)
+static void mthca_buddy_cleanup(struct mthca_buddy *buddy)
{
int i;
@@ -866,7 +866,7 @@ err_mtt_buddy:
return err;
}
-void __devexit mthca_cleanup_mr_table(struct mthca_dev *dev)
+void mthca_cleanup_mr_table(struct mthca_dev *dev)
{
/* XXX check if any MRs are still allocated? */
if (dev->limits.fmr_reserved_mtts)
diff --git a/drivers/infiniband/hw/mthca/mthca_pd.c b/drivers/infiniband/hw/mthca/mthca_pd.c
index 105fc5faadd..59df51614c8 100644
--- a/drivers/infiniband/hw/mthca/mthca_pd.c
+++ b/drivers/infiniband/hw/mthca/mthca_pd.c
@@ -77,7 +77,7 @@ int __devinit mthca_init_pd_table(struct mthca_dev *dev)
dev->limits.reserved_pds);
}
-void __devexit mthca_cleanup_pd_table(struct mthca_dev *dev)
+void mthca_cleanup_pd_table(struct mthca_dev *dev)
{
/* XXX check if any PDs are still allocated? */
mthca_alloc_cleanup(&dev->pd_table.alloc);
diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c
index 1bc2678c2fa..057c8e6af87 100644
--- a/drivers/infiniband/hw/mthca/mthca_qp.c
+++ b/drivers/infiniband/hw/mthca/mthca_qp.c
@@ -2204,7 +2204,7 @@ int __devinit mthca_init_qp_table(struct mthca_dev *dev)
return err;
}
-void __devexit mthca_cleanup_qp_table(struct mthca_dev *dev)
+void mthca_cleanup_qp_table(struct mthca_dev *dev)
{
int i;
u8 status;
diff --git a/drivers/infiniband/hw/mthca/mthca_srq.c b/drivers/infiniband/hw/mthca/mthca_srq.c
index 0cfd1580221..2dd3aea0534 100644
--- a/drivers/infiniband/hw/mthca/mthca_srq.c
+++ b/drivers/infiniband/hw/mthca/mthca_srq.c
@@ -206,7 +206,7 @@ int mthca_alloc_srq(struct mthca_dev *dev, struct mthca_pd *pd,
roundup_pow_of_two(sizeof (struct mthca_next_seg) +
srq->max_gs * sizeof (struct mthca_data_seg)));
- if (ds > dev->limits.max_desc_sz)
+ if (!mthca_is_memfree(dev) && (ds > dev->limits.max_desc_sz))
return -EINVAL;
srq->wqe_shift = long_log2(ds);
@@ -684,7 +684,7 @@ int __devinit mthca_init_srq_table(struct mthca_dev *dev)
return err;
}
-void __devexit mthca_cleanup_srq_table(struct mthca_dev *dev)
+void mthca_cleanup_srq_table(struct mthca_dev *dev)
{
if (!(dev->mthca_flags & MTHCA_FLAG_SRQ))
return;
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
index 53a32f65788..9b0bd7c746c 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -723,7 +723,7 @@ static int ipoib_hard_header(struct sk_buff *skb,
* destination address onto the front of the skb so we can
* figure out where to send the packet later.
*/
- if (!skb->dst || !skb->dst->neighbour) {
+ if ((!skb->dst || !skb->dst->neighbour) && daddr) {
struct ipoib_pseudoheader *phdr =
(struct ipoib_pseudoheader *) skb_push(skb, sizeof *phdr);
memcpy(phdr->hwaddr, daddr, INFINIBAND_ALEN);
diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index 61924cc30e5..fd8a95a9c5d 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -607,10 +607,10 @@ static void srp_unmap_data(struct scsi_cmnd *scmnd,
*/
if (likely(scmnd->use_sg)) {
nents = scmnd->use_sg;
- scat = (struct scatterlist *) scmnd->request_buffer;
+ scat = scmnd->request_buffer;
} else {
nents = 1;
- scat = (struct scatterlist *) scmnd->request_buffer;
+ scat = &req->fake_sg;
}
dma_unmap_sg(target->srp_host->dev->dma_device, scat, nents,