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Message-ID: <adamyws2lry.fsf@cisco.com>
Date: Wed, 15 Aug 2007 20:36:33 -0700
From: Roland Dreier <rdreier@...co.com>
To: torvalds@...ux-foundation.org
Cc: general@...ts.openfabrics.org, linux-kernel@...r.kernel.org
Subject: [GIT PULL] please pull infiniband.git for-linus branch
Linus, please pull from
master.kernel.org:/pub/scm/linux/kernel/git/roland/infiniband.git for-linus
This tree is also available from kernel.org mirrors at:
git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband.git for-linus
This is basically a resend of the small fixes for 2.6.23 that I've
already asked you to pull, with the addition of one patch that deletes
a stray semicolon.
Dotan Barak (3):
IB: Include <linux/list.h> from <rdma/ib_mad.h>
IB: Include <linux/list.h> and <linux/rwsem.h> from <rdma/ib_verbs.h>
IB: Move the macro IB_UMEM_MAX_PAGE_CHUNK() to umem.c
Eli Cohen (1):
mlx4_core: Wait 1 second after reset before accessing device
Hal Rosenstock (3):
IB/mad: Fix error path if response alloc fails in ib_mad_recv_done_handler()
IB/mad: Fix memory leak in switch handling in ib_mad_recv_done_handler()
IB/mad: agent_send_response() should be void
Ilpo Järvinen (1):
IB/mlx4: Incorrect semicolon after if statement
Jack Morgenstein (1):
IPoIB: Fix leak in ipoib_transport_dev_init() error path
Moni Shoua (1):
IB/core: Ignore membership bit in ib_find_pkey()
Raghava Kondapalli (1):
IB/srp: Add OUI for new Cisco targets
Roland Dreier (2):
IB/sa: Don't need to check for default P_Key twice
IB/srp: Wrap OUI checking for workarounds in helper functions
Sean Hefty (1):
IB/mad: Fix address handle leak in mad_rmpp
Steve Wise (1):
RDMA/cxgb3: Always call low level send function via cxgb3_ofld_send()
Vu Pham (1):
IB/mlx4: Fix opcode returned in RDMA read completion
drivers/infiniband/core/agent.c | 24 +++++++++------------
drivers/infiniband/core/agent.h | 6 ++--
drivers/infiniband/core/device.c | 2 +-
drivers/infiniband/core/mad.c | 25 +++++++++++----------
drivers/infiniband/core/mad_rmpp.c | 8 +++---
drivers/infiniband/core/sa_query.c | 4 +--
drivers/infiniband/core/umem.c | 5 ++++
drivers/infiniband/hw/cxgb3/iwch_cm.c | 16 +++++++-------
drivers/infiniband/hw/mlx4/cq.c | 2 +-
drivers/infiniband/hw/mlx4/mad.c | 2 +-
drivers/infiniband/ulp/ipoib/ipoib_verbs.c | 1 +
drivers/infiniband/ulp/srp/ib_srp.c | 31 +++++++++++++++++++--------
drivers/net/mlx4/reset.c | 3 ++
include/rdma/ib_mad.h | 2 +
include/rdma/ib_verbs.h | 7 +----
15 files changed, 77 insertions(+), 61 deletions(-)
diff --git a/drivers/infiniband/core/agent.c b/drivers/infiniband/core/agent.c
index db2633e..ae7c288 100644
--- a/drivers/infiniband/core/agent.c
+++ b/drivers/infiniband/core/agent.c
@@ -78,15 +78,14 @@ ib_get_agent_port(struct ib_device *device, int port_num)
return entry;
}
-int agent_send_response(struct ib_mad *mad, struct ib_grh *grh,
- struct ib_wc *wc, struct ib_device *device,
- int port_num, int qpn)
+void agent_send_response(struct ib_mad *mad, struct ib_grh *grh,
+ struct ib_wc *wc, struct ib_device *device,
+ int port_num, int qpn)
{
struct ib_agent_port_private *port_priv;
struct ib_mad_agent *agent;
struct ib_mad_send_buf *send_buf;
struct ib_ah *ah;
- int ret;
struct ib_mad_send_wr_private *mad_send_wr;
if (device->node_type == RDMA_NODE_IB_SWITCH)
@@ -96,23 +95,21 @@ int agent_send_response(struct ib_mad *mad, struct ib_grh *grh,
if (!port_priv) {
printk(KERN_ERR SPFX "Unable to find port agent\n");
- return -ENODEV;
+ return;
}
agent = port_priv->agent[qpn];
ah = ib_create_ah_from_wc(agent->qp->pd, wc, grh, port_num);
if (IS_ERR(ah)) {
- ret = PTR_ERR(ah);
- printk(KERN_ERR SPFX "ib_create_ah_from_wc error:%d\n", ret);
- return ret;
+ printk(KERN_ERR SPFX "ib_create_ah_from_wc error\n");
+ return;
}
send_buf = ib_create_send_mad(agent, wc->src_qp, wc->pkey_index, 0,
IB_MGMT_MAD_HDR, IB_MGMT_MAD_DATA,
GFP_KERNEL);
if (IS_ERR(send_buf)) {
- ret = PTR_ERR(send_buf);
- printk(KERN_ERR SPFX "ib_create_send_mad error:%d\n", ret);
+ printk(KERN_ERR SPFX "ib_create_send_mad error\n");
goto err1;
}
@@ -126,16 +123,15 @@ int agent_send_response(struct ib_mad *mad, struct ib_grh *grh,
mad_send_wr->send_wr.wr.ud.port_num = port_num;
}
- if ((ret = ib_post_send_mad(send_buf, NULL))) {
- printk(KERN_ERR SPFX "ib_post_send_mad error:%d\n", ret);
+ if (ib_post_send_mad(send_buf, NULL)) {
+ printk(KERN_ERR SPFX "ib_post_send_mad error\n");
goto err2;
}
- return 0;
+ return;
err2:
ib_free_send_mad(send_buf);
err1:
ib_destroy_ah(ah);
- return ret;
}
static void agent_send_handler(struct ib_mad_agent *mad_agent,
diff --git a/drivers/infiniband/core/agent.h b/drivers/infiniband/core/agent.h
index 86d72fa..fb9ed14 100644
--- a/drivers/infiniband/core/agent.h
+++ b/drivers/infiniband/core/agent.h
@@ -46,8 +46,8 @@ extern int ib_agent_port_open(struct ib_device *device, int port_num);
extern int ib_agent_port_close(struct ib_device *device, int port_num);
-extern int agent_send_response(struct ib_mad *mad, struct ib_grh *grh,
- struct ib_wc *wc, struct ib_device *device,
- int port_num, int qpn);
+extern void agent_send_response(struct ib_mad *mad, struct ib_grh *grh,
+ struct ib_wc *wc, struct ib_device *device,
+ int port_num, int qpn);
#endif /* __AGENT_H_ */
diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c
index 3ada17c..2506c43 100644
--- a/drivers/infiniband/core/device.c
+++ b/drivers/infiniband/core/device.c
@@ -702,7 +702,7 @@ int ib_find_pkey(struct ib_device *device,
if (ret)
return ret;
- if (pkey == tmp_pkey) {
+ if ((pkey & 0x7fff) == (tmp_pkey & 0x7fff)) {
*index = i;
return 0;
}
diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c
index bc547f1..6f42877 100644
--- a/drivers/infiniband/core/mad.c
+++ b/drivers/infiniband/core/mad.c
@@ -1842,16 +1842,11 @@ static void ib_mad_recv_done_handler(struct ib_mad_port_private *port_priv,
{
struct ib_mad_qp_info *qp_info;
struct ib_mad_private_header *mad_priv_hdr;
- struct ib_mad_private *recv, *response;
+ struct ib_mad_private *recv, *response = NULL;
struct ib_mad_list_head *mad_list;
struct ib_mad_agent_private *mad_agent;
int port_num;
- response = kmem_cache_alloc(ib_mad_cache, GFP_KERNEL);
- if (!response)
- printk(KERN_ERR PFX "ib_mad_recv_done_handler no memory "
- "for response buffer\n");
-
mad_list = (struct ib_mad_list_head *)(unsigned long)wc->wr_id;
qp_info = mad_list->mad_queue->qp_info;
dequeue_mad(mad_list);
@@ -1879,6 +1874,13 @@ static void ib_mad_recv_done_handler(struct ib_mad_port_private *port_priv,
if (!validate_mad(&recv->mad.mad, qp_info->qp->qp_num))
goto out;
+ response = kmem_cache_alloc(ib_mad_cache, GFP_KERNEL);
+ if (!response) {
+ printk(KERN_ERR PFX "ib_mad_recv_done_handler no memory "
+ "for response buffer\n");
+ goto out;
+ }
+
if (port_priv->device->node_type == RDMA_NODE_IB_SWITCH)
port_num = wc->port_num;
else
@@ -1914,12 +1916,11 @@ static void ib_mad_recv_done_handler(struct ib_mad_port_private *port_priv,
response->header.recv_wc.recv_buf.mad = &response->mad.mad;
response->header.recv_wc.recv_buf.grh = &response->grh;
- if (!agent_send_response(&response->mad.mad,
- &response->grh, wc,
- port_priv->device,
- smi_get_fwd_port(&recv->mad.smp),
- qp_info->qp->qp_num))
- response = NULL;
+ agent_send_response(&response->mad.mad,
+ &response->grh, wc,
+ port_priv->device,
+ smi_get_fwd_port(&recv->mad.smp),
+ qp_info->qp->qp_num);
goto out;
}
diff --git a/drivers/infiniband/core/mad_rmpp.c b/drivers/infiniband/core/mad_rmpp.c
index 3663fd7..d43bc62 100644
--- a/drivers/infiniband/core/mad_rmpp.c
+++ b/drivers/infiniband/core/mad_rmpp.c
@@ -163,8 +163,10 @@ static struct ib_mad_send_buf *alloc_response_msg(struct ib_mad_agent *agent,
hdr_len, 0, GFP_KERNEL);
if (IS_ERR(msg))
ib_destroy_ah(ah);
- else
+ else {
msg->ah = ah;
+ msg->context[0] = ah;
+ }
return msg;
}
@@ -197,9 +199,7 @@ static void ack_ds_ack(struct ib_mad_agent_private *agent,
void ib_rmpp_send_handler(struct ib_mad_send_wc *mad_send_wc)
{
- struct ib_rmpp_mad *rmpp_mad = mad_send_wc->send_buf->mad;
-
- if (rmpp_mad->rmpp_hdr.rmpp_type != IB_MGMT_RMPP_TYPE_ACK)
+ if (mad_send_wc->send_buf->context[0] == mad_send_wc->send_buf->ah)
ib_destroy_ah(mad_send_wc->send_buf->ah);
ib_free_send_mad(mad_send_wc->send_buf);
}
diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c
index 20ab6b3..d271bd7 100644
--- a/drivers/infiniband/core/sa_query.c
+++ b/drivers/infiniband/core/sa_query.c
@@ -385,9 +385,7 @@ static void update_sm_ah(struct work_struct *work)
new_ah->pkey_index = 0;
if (ib_find_pkey(port->agent->device, port->port_num,
- IB_DEFAULT_PKEY_FULL, &new_ah->pkey_index) &&
- ib_find_pkey(port->agent->device, port->port_num,
- IB_DEFAULT_PKEY_PARTIAL, &new_ah->pkey_index))
+ IB_DEFAULT_PKEY_FULL, &new_ah->pkey_index))
printk(KERN_ERR "Couldn't find index for default PKey\n");
memset(&ah_attr, 0, sizeof ah_attr);
diff --git a/drivers/infiniband/core/umem.c b/drivers/infiniband/core/umem.c
index 26d0470..664d2fa 100644
--- a/drivers/infiniband/core/umem.c
+++ b/drivers/infiniband/core/umem.c
@@ -40,6 +40,11 @@
#include "uverbs.h"
+#define IB_UMEM_MAX_PAGE_CHUNK \
+ ((PAGE_SIZE - offsetof(struct ib_umem_chunk, page_list)) / \
+ ((void *) &((struct ib_umem_chunk *) 0)->page_list[1] - \
+ (void *) &((struct ib_umem_chunk *) 0)->page_list[0]))
+
static void __ib_umem_release(struct ib_device *dev, struct ib_umem *umem, int dirty)
{
struct ib_umem_chunk *chunk, *tmp;
diff --git a/drivers/infiniband/hw/cxgb3/iwch_cm.c b/drivers/infiniband/hw/cxgb3/iwch_cm.c
index 9574088..1cdfcd4 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_cm.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_cm.c
@@ -139,7 +139,7 @@ static void release_tid(struct t3cdev *tdev, u32 hwtid, struct sk_buff *skb)
req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD));
OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_TID_RELEASE, hwtid));
skb->priority = CPL_PRIORITY_SETUP;
- tdev->send(tdev, skb);
+ cxgb3_ofld_send(tdev, skb);
return;
}
@@ -161,7 +161,7 @@ int iwch_quiesce_tid(struct iwch_ep *ep)
req->val = cpu_to_be64(1 << S_TCB_RX_QUIESCE);
skb->priority = CPL_PRIORITY_DATA;
- ep->com.tdev->send(ep->com.tdev, skb);
+ cxgb3_ofld_send(ep->com.tdev, skb);
return 0;
}
@@ -183,7 +183,7 @@ int iwch_resume_tid(struct iwch_ep *ep)
req->val = 0;
skb->priority = CPL_PRIORITY_DATA;
- ep->com.tdev->send(ep->com.tdev, skb);
+ cxgb3_ofld_send(ep->com.tdev, skb);
return 0;
}
@@ -784,7 +784,7 @@ static int update_rx_credits(struct iwch_ep *ep, u32 credits)
OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_RX_DATA_ACK, ep->hwtid));
req->credit_dack = htonl(V_RX_CREDITS(credits) | V_RX_FORCE_ACK(1));
skb->priority = CPL_PRIORITY_ACK;
- ep->com.tdev->send(ep->com.tdev, skb);
+ cxgb3_ofld_send(ep->com.tdev, skb);
return credits;
}
@@ -1152,7 +1152,7 @@ static int listen_start(struct iwch_listen_ep *ep)
req->opt1 = htonl(V_CONN_POLICY(CPL_CONN_POLICY_ASK));
skb->priority = 1;
- ep->com.tdev->send(ep->com.tdev, skb);
+ cxgb3_ofld_send(ep->com.tdev, skb);
return 0;
}
@@ -1186,7 +1186,7 @@ static int listen_stop(struct iwch_listen_ep *ep)
req->cpu_idx = 0;
OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_CLOSE_LISTSRV_REQ, ep->stid));
skb->priority = 1;
- ep->com.tdev->send(ep->com.tdev, skb);
+ cxgb3_ofld_send(ep->com.tdev, skb);
return 0;
}
@@ -1264,7 +1264,7 @@ static void reject_cr(struct t3cdev *tdev, u32 hwtid, __be32 peer_ip,
rpl->opt0l_status = htonl(CPL_PASS_OPEN_REJECT);
rpl->opt2 = 0;
rpl->rsvd = rpl->opt2;
- tdev->send(tdev, skb);
+ cxgb3_ofld_send(tdev, skb);
}
}
@@ -1557,7 +1557,7 @@ static int peer_abort(struct t3cdev *tdev, struct sk_buff *skb, void *ctx)
rpl->wr.wr_lo = htonl(V_WR_TID(ep->hwtid));
OPCODE_TID(rpl) = htonl(MK_OPCODE_TID(CPL_ABORT_RPL, ep->hwtid));
rpl->cmd = CPL_ABORT_NO_RST;
- ep->com.tdev->send(ep->com.tdev, rpl_skb);
+ cxgb3_ofld_send(ep->com.tdev, rpl_skb);
if (state != ABORTING) {
state_set(&ep->com, DEAD);
release_ep_resources(ep);
diff --git a/drivers/infiniband/hw/mlx4/cq.c b/drivers/infiniband/hw/mlx4/cq.c
index 660b27a..8bf44da 100644
--- a/drivers/infiniband/hw/mlx4/cq.c
+++ b/drivers/infiniband/hw/mlx4/cq.c
@@ -389,7 +389,7 @@ static int mlx4_ib_poll_one(struct mlx4_ib_cq *cq,
wc->opcode = IB_WC_SEND;
break;
case MLX4_OPCODE_RDMA_READ:
- wc->opcode = IB_WC_SEND;
+ wc->opcode = IB_WC_RDMA_READ;
wc->byte_len = be32_to_cpu(cqe->byte_cnt);
break;
case MLX4_OPCODE_ATOMIC_CS:
diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c
index 3330917..0ed02b7 100644
--- a/drivers/infiniband/hw/mlx4/mad.c
+++ b/drivers/infiniband/hw/mlx4/mad.c
@@ -109,7 +109,7 @@ int mlx4_MAD_IFC(struct mlx4_ib_dev *dev, int ignore_mkey, int ignore_bkey,
in_modifier, op_modifier,
MLX4_CMD_MAD_IFC, MLX4_CMD_TIME_CLASS_C);
- if (!err);
+ if (!err)
memcpy(response_mad, outmailbox->buf, 256);
mlx4_free_cmd_mailbox(dev->dev, inmailbox);
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_verbs.c b/drivers/infiniband/ulp/ipoib/ipoib_verbs.c
index 982eb88..563aeac 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_verbs.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_verbs.c
@@ -211,6 +211,7 @@ out_free_cq:
out_free_mr:
ib_dereg_mr(priv->mr);
+ ipoib_cm_dev_cleanup(dev);
out_free_pd:
ib_dealloc_pd(priv->pd);
diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index f01ca18..f6a0514 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -75,16 +75,12 @@ module_param(topspin_workarounds, int, 0444);
MODULE_PARM_DESC(topspin_workarounds,
"Enable workarounds for Topspin/Cisco SRP target bugs if != 0");
-static const u8 topspin_oui[3] = { 0x00, 0x05, 0xad };
-
static int mellanox_workarounds = 1;
module_param(mellanox_workarounds, int, 0444);
MODULE_PARM_DESC(mellanox_workarounds,
"Enable workarounds for Mellanox SRP target bugs if != 0");
-static const u8 mellanox_oui[3] = { 0x00, 0x02, 0xc9 };
-
static void srp_add_one(struct ib_device *device);
static void srp_remove_one(struct ib_device *device);
static void srp_completion(struct ib_cq *cq, void *target_ptr);
@@ -108,6 +104,24 @@ static const char *srp_target_info(struct Scsi_Host *host)
return host_to_target(host)->target_name;
}
+static int srp_target_is_topspin(struct srp_target_port *target)
+{
+ static const u8 topspin_oui[3] = { 0x00, 0x05, 0xad };
+ static const u8 cisco_oui[3] = { 0x00, 0x1b, 0x0d };
+
+ return topspin_workarounds &&
+ (!memcmp(&target->ioc_guid, topspin_oui, sizeof topspin_oui) ||
+ !memcmp(&target->ioc_guid, cisco_oui, sizeof cisco_oui));
+}
+
+static int srp_target_is_mellanox(struct srp_target_port *target)
+{
+ static const u8 mellanox_oui[3] = { 0x00, 0x02, 0xc9 };
+
+ return mellanox_workarounds &&
+ !memcmp(&target->ioc_guid, mellanox_oui, sizeof mellanox_oui);
+}
+
static struct srp_iu *srp_alloc_iu(struct srp_host *host, size_t size,
gfp_t gfp_mask,
enum dma_data_direction direction)
@@ -360,7 +374,7 @@ static int srp_send_req(struct srp_target_port *target)
* zero out the first 8 bytes of our initiator port ID and set
* the second 8 bytes to the local node GUID.
*/
- if (topspin_workarounds && !memcmp(&target->ioc_guid, topspin_oui, 3)) {
+ if (srp_target_is_topspin(target)) {
printk(KERN_DEBUG PFX "Topspin/Cisco initiator port ID workaround "
"activated for target GUID %016llx\n",
(unsigned long long) be64_to_cpu(target->ioc_guid));
@@ -585,8 +599,8 @@ static int srp_map_fmr(struct srp_target_port *target, struct scatterlist *scat,
if (!dev->fmr_pool)
return -ENODEV;
- if ((ib_sg_dma_address(ibdev, &scat[0]) & ~dev->fmr_page_mask) &&
- mellanox_workarounds && !memcmp(&target->ioc_guid, mellanox_oui, 3))
+ if (srp_target_is_mellanox(target) &&
+ (ib_sg_dma_address(ibdev, &scat[0]) & ~dev->fmr_page_mask))
return -EINVAL;
len = page_cnt = 0;
@@ -1087,8 +1101,7 @@ static void srp_cm_rej_handler(struct ib_cm_id *cm_id,
break;
case IB_CM_REJ_PORT_REDIRECT:
- if (topspin_workarounds &&
- !memcmp(&target->ioc_guid, topspin_oui, 3)) {
+ if (srp_target_is_topspin(target)) {
/*
* Topspin/Cisco SRP gateways incorrectly send
* reject reason code 25 when they mean 24
diff --git a/drivers/net/mlx4/reset.c b/drivers/net/mlx4/reset.c
index e4dfd4b..e199715 100644
--- a/drivers/net/mlx4/reset.c
+++ b/drivers/net/mlx4/reset.c
@@ -119,6 +119,9 @@ int mlx4_reset(struct mlx4_dev *dev)
writel(MLX4_RESET_VALUE, reset + MLX4_RESET_OFFSET);
iounmap(reset);
+ /* Docs say to wait one second before accessing device */
+ msleep(1000);
+
end = jiffies + MLX4_RESET_TIMEOUT_JIFFIES;
do {
if (!pci_read_config_word(dev->pdev, PCI_VENDOR_ID, &vendor) &&
diff --git a/include/rdma/ib_mad.h b/include/rdma/ib_mad.h
index 30712dd..8ec3799 100644
--- a/include/rdma/ib_mad.h
+++ b/include/rdma/ib_mad.h
@@ -39,6 +39,8 @@
#if !defined( IB_MAD_H )
#define IB_MAD_H
+#include <linux/list.h>
+
#include <rdma/ib_verbs.h>
/* Management base version */
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 0627a6a..4bea182 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -46,6 +46,8 @@
#include <linux/mm.h>
#include <linux/dma-mapping.h>
#include <linux/kref.h>
+#include <linux/list.h>
+#include <linux/rwsem.h>
#include <asm/atomic.h>
#include <asm/scatterlist.h>
@@ -731,11 +733,6 @@ struct ib_udata {
size_t outlen;
};
-#define IB_UMEM_MAX_PAGE_CHUNK \
- ((PAGE_SIZE - offsetof(struct ib_umem_chunk, page_list)) / \
- ((void *) &((struct ib_umem_chunk *) 0)->page_list[1] - \
- (void *) &((struct ib_umem_chunk *) 0)->page_list[0]))
-
struct ib_pd {
struct ib_device *device;
struct ib_uobject *uobject;
-
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