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authorDoug Ledford <dledford@redhat.com>2015-10-28 22:23:34 -0400
committerDoug Ledford <dledford@redhat.com>2015-10-28 22:23:34 -0400
commit63e8790d39a2d7c9a0ebeab987a6033d184bc6ba (patch)
tree9436939401b222d344f66e2bda59b445d5b9189f /net/rds
parent95893dde99d9d14f8a6ac99ea3103792a8da5f25 (diff)
parenteb14ab3ba14081e403be93dc6396627567fadf60 (diff)
Merge branch 'wr-cleanup' into k.o/for-4.4
Diffstat (limited to 'net/rds')
-rw-r--r--net/rds/ib.h6
-rw-r--r--net/rds/ib_send.c71
-rw-r--r--net/rds/iw.h6
-rw-r--r--net/rds/iw_rdma.c29
-rw-r--r--net/rds/iw_send.c113
5 files changed, 120 insertions, 105 deletions
diff --git a/net/rds/ib.h b/net/rds/ib.h
index aae60fda77f6..301c48385166 100644
--- a/net/rds/ib.h
+++ b/net/rds/ib.h
@@ -69,7 +69,11 @@ struct rds_ib_connect_private {
struct rds_ib_send_work {
void *s_op;
- struct ib_send_wr s_wr;
+ union {
+ struct ib_send_wr s_wr;
+ struct ib_rdma_wr s_rdma_wr;
+ struct ib_atomic_wr s_atomic_wr;
+ };
struct ib_sge s_sge[RDS_IB_MAX_SGE];
unsigned long s_queued;
};
diff --git a/net/rds/ib_send.c b/net/rds/ib_send.c
index 4e88047086b6..987386e9931b 100644
--- a/net/rds/ib_send.c
+++ b/net/rds/ib_send.c
@@ -785,23 +785,23 @@ int rds_ib_xmit_atomic(struct rds_connection *conn, struct rm_atomic_op *op)
send->s_queued = jiffies;
if (op->op_type == RDS_ATOMIC_TYPE_CSWP) {
- send->s_wr.opcode = IB_WR_MASKED_ATOMIC_CMP_AND_SWP;
- send->s_wr.wr.atomic.compare_add = op->op_m_cswp.compare;
- send->s_wr.wr.atomic.swap = op->op_m_cswp.swap;
- send->s_wr.wr.atomic.compare_add_mask = op->op_m_cswp.compare_mask;
- send->s_wr.wr.atomic.swap_mask = op->op_m_cswp.swap_mask;
+ send->s_atomic_wr.wr.opcode = IB_WR_MASKED_ATOMIC_CMP_AND_SWP;
+ send->s_atomic_wr.compare_add = op->op_m_cswp.compare;
+ send->s_atomic_wr.swap = op->op_m_cswp.swap;
+ send->s_atomic_wr.compare_add_mask = op->op_m_cswp.compare_mask;
+ send->s_atomic_wr.swap_mask = op->op_m_cswp.swap_mask;
} else { /* FADD */
- send->s_wr.opcode = IB_WR_MASKED_ATOMIC_FETCH_AND_ADD;
- send->s_wr.wr.atomic.compare_add = op->op_m_fadd.add;
- send->s_wr.wr.atomic.swap = 0;
- send->s_wr.wr.atomic.compare_add_mask = op->op_m_fadd.nocarry_mask;
- send->s_wr.wr.atomic.swap_mask = 0;
+ send->s_atomic_wr.wr.opcode = IB_WR_MASKED_ATOMIC_FETCH_AND_ADD;
+ send->s_atomic_wr.compare_add = op->op_m_fadd.add;
+ send->s_atomic_wr.swap = 0;
+ send->s_atomic_wr.compare_add_mask = op->op_m_fadd.nocarry_mask;
+ send->s_atomic_wr.swap_mask = 0;
}
nr_sig = rds_ib_set_wr_signal_state(ic, send, op->op_notify);
- send->s_wr.num_sge = 1;
- send->s_wr.next = NULL;
- send->s_wr.wr.atomic.remote_addr = op->op_remote_addr;
- send->s_wr.wr.atomic.rkey = op->op_rkey;
+ send->s_atomic_wr.wr.num_sge = 1;
+ send->s_atomic_wr.wr.next = NULL;
+ send->s_atomic_wr.remote_addr = op->op_remote_addr;
+ send->s_atomic_wr.rkey = op->op_rkey;
send->s_op = op;
rds_message_addref(container_of(send->s_op, struct rds_message, atomic));
@@ -826,11 +826,11 @@ int rds_ib_xmit_atomic(struct rds_connection *conn, struct rm_atomic_op *op)
if (nr_sig)
atomic_add(nr_sig, &ic->i_signaled_sends);
- failed_wr = &send->s_wr;
- ret = ib_post_send(ic->i_cm_id->qp, &send->s_wr, &failed_wr);
+ failed_wr = &send->s_atomic_wr.wr;
+ ret = ib_post_send(ic->i_cm_id->qp, &send->s_atomic_wr.wr, &failed_wr);
rdsdebug("ic %p send %p (wr %p) ret %d wr %p\n", ic,
- send, &send->s_wr, ret, failed_wr);
- BUG_ON(failed_wr != &send->s_wr);
+ send, &send->s_atomic_wr, ret, failed_wr);
+ BUG_ON(failed_wr != &send->s_atomic_wr.wr);
if (ret) {
printk(KERN_WARNING "RDS/IB: atomic ib_post_send to %pI4 "
"returned %d\n", &conn->c_faddr, ret);
@@ -839,9 +839,9 @@ int rds_ib_xmit_atomic(struct rds_connection *conn, struct rm_atomic_op *op)
goto out;
}
- if (unlikely(failed_wr != &send->s_wr)) {
+ if (unlikely(failed_wr != &send->s_atomic_wr.wr)) {
printk(KERN_WARNING "RDS/IB: atomic ib_post_send() rc=%d, but failed_wqe updated!\n", ret);
- BUG_ON(failed_wr != &send->s_wr);
+ BUG_ON(failed_wr != &send->s_atomic_wr.wr);
}
out:
@@ -912,22 +912,23 @@ int rds_ib_xmit_rdma(struct rds_connection *conn, struct rm_rdma_op *op)
nr_sig += rds_ib_set_wr_signal_state(ic, send, op->op_notify);
send->s_wr.opcode = op->op_write ? IB_WR_RDMA_WRITE : IB_WR_RDMA_READ;
- send->s_wr.wr.rdma.remote_addr = remote_addr;
- send->s_wr.wr.rdma.rkey = op->op_rkey;
+ send->s_rdma_wr.remote_addr = remote_addr;
+ send->s_rdma_wr.rkey = op->op_rkey;
if (num_sge > max_sge) {
- send->s_wr.num_sge = max_sge;
+ send->s_rdma_wr.wr.num_sge = max_sge;
num_sge -= max_sge;
} else {
- send->s_wr.num_sge = num_sge;
+ send->s_rdma_wr.wr.num_sge = num_sge;
}
- send->s_wr.next = NULL;
+ send->s_rdma_wr.wr.next = NULL;
if (prev)
- prev->s_wr.next = &send->s_wr;
+ prev->s_rdma_wr.wr.next = &send->s_rdma_wr.wr;
- for (j = 0; j < send->s_wr.num_sge && scat != &op->op_sg[op->op_count]; j++) {
+ for (j = 0; j < send->s_rdma_wr.wr.num_sge &&
+ scat != &op->op_sg[op->op_count]; j++) {
len = ib_sg_dma_len(ic->i_cm_id->device, scat);
send->s_sge[j].addr =
ib_sg_dma_address(ic->i_cm_id->device, scat);
@@ -942,7 +943,9 @@ int rds_ib_xmit_rdma(struct rds_connection *conn, struct rm_rdma_op *op)
}
rdsdebug("send %p wr %p num_sge %u next %p\n", send,
- &send->s_wr, send->s_wr.num_sge, send->s_wr.next);
+ &send->s_rdma_wr.wr,
+ send->s_rdma_wr.wr.num_sge,
+ send->s_rdma_wr.wr.next);
prev = send;
if (++send == &ic->i_sends[ic->i_send_ring.w_nr])
@@ -963,11 +966,11 @@ int rds_ib_xmit_rdma(struct rds_connection *conn, struct rm_rdma_op *op)
if (nr_sig)
atomic_add(nr_sig, &ic->i_signaled_sends);
- failed_wr = &first->s_wr;
- ret = ib_post_send(ic->i_cm_id->qp, &first->s_wr, &failed_wr);
+ failed_wr = &first->s_rdma_wr.wr;
+ ret = ib_post_send(ic->i_cm_id->qp, &first->s_rdma_wr.wr, &failed_wr);
rdsdebug("ic %p first %p (wr %p) ret %d wr %p\n", ic,
- first, &first->s_wr, ret, failed_wr);
- BUG_ON(failed_wr != &first->s_wr);
+ first, &first->s_rdma_wr.wr, ret, failed_wr);
+ BUG_ON(failed_wr != &first->s_rdma_wr.wr);
if (ret) {
printk(KERN_WARNING "RDS/IB: rdma ib_post_send to %pI4 "
"returned %d\n", &conn->c_faddr, ret);
@@ -976,9 +979,9 @@ int rds_ib_xmit_rdma(struct rds_connection *conn, struct rm_rdma_op *op)
goto out;
}
- if (unlikely(failed_wr != &first->s_wr)) {
+ if (unlikely(failed_wr != &first->s_rdma_wr.wr)) {
printk(KERN_WARNING "RDS/IB: ib_post_send() rc=%d, but failed_wqe updated!\n", ret);
- BUG_ON(failed_wr != &first->s_wr);
+ BUG_ON(failed_wr != &first->s_rdma_wr.wr);
}
diff --git a/net/rds/iw.h b/net/rds/iw.h
index cbe6674e31ee..fe858e5dd8d1 100644
--- a/net/rds/iw.h
+++ b/net/rds/iw.h
@@ -77,7 +77,11 @@ struct rds_iw_send_work {
struct ib_fast_reg_page_list *s_page_list;
unsigned char s_remap_count;
- struct ib_send_wr s_wr;
+ union {
+ struct ib_send_wr s_send_wr;
+ struct ib_rdma_wr s_rdma_wr;
+ struct ib_fast_reg_wr s_fast_reg_wr;
+ };
struct ib_sge s_sge[RDS_IW_MAX_SGE];
unsigned long s_queued;
};
diff --git a/net/rds/iw_rdma.c b/net/rds/iw_rdma.c
index 6a8fbd6e69e7..f8a612cc69e6 100644
--- a/net/rds/iw_rdma.c
+++ b/net/rds/iw_rdma.c
@@ -696,7 +696,8 @@ static int rds_iw_init_fastreg(struct rds_iw_mr_pool *pool,
static int rds_iw_rdma_build_fastreg(struct rds_iw_mapping *mapping)
{
struct rds_iw_mr *ibmr = mapping->m_mr;
- struct ib_send_wr f_wr, *failed_wr;
+ struct ib_fast_reg_wr f_wr;
+ struct ib_send_wr *failed_wr;
int ret;
/*
@@ -709,22 +710,22 @@ static int rds_iw_rdma_build_fastreg(struct rds_iw_mapping *mapping)
mapping->m_rkey = ibmr->mr->rkey;
memset(&f_wr, 0, sizeof(f_wr));
- f_wr.wr_id = RDS_IW_FAST_REG_WR_ID;
- f_wr.opcode = IB_WR_FAST_REG_MR;
- f_wr.wr.fast_reg.length = mapping->m_sg.bytes;
- f_wr.wr.fast_reg.rkey = mapping->m_rkey;
- f_wr.wr.fast_reg.page_list = ibmr->page_list;
- f_wr.wr.fast_reg.page_list_len = mapping->m_sg.dma_len;
- f_wr.wr.fast_reg.page_shift = PAGE_SHIFT;
- f_wr.wr.fast_reg.access_flags = IB_ACCESS_LOCAL_WRITE |
+ f_wr.wr.wr_id = RDS_IW_FAST_REG_WR_ID;
+ f_wr.wr.opcode = IB_WR_FAST_REG_MR;
+ f_wr.length = mapping->m_sg.bytes;
+ f_wr.rkey = mapping->m_rkey;
+ f_wr.page_list = ibmr->page_list;
+ f_wr.page_list_len = mapping->m_sg.dma_len;
+ f_wr.page_shift = PAGE_SHIFT;
+ f_wr.access_flags = IB_ACCESS_LOCAL_WRITE |
IB_ACCESS_REMOTE_READ |
IB_ACCESS_REMOTE_WRITE;
- f_wr.wr.fast_reg.iova_start = 0;
- f_wr.send_flags = IB_SEND_SIGNALED;
+ f_wr.iova_start = 0;
+ f_wr.wr.send_flags = IB_SEND_SIGNALED;
- failed_wr = &f_wr;
- ret = ib_post_send(ibmr->cm_id->qp, &f_wr, &failed_wr);
- BUG_ON(failed_wr != &f_wr);
+ failed_wr = &f_wr.wr;
+ ret = ib_post_send(ibmr->cm_id->qp, &f_wr.wr, &failed_wr);
+ BUG_ON(failed_wr != &f_wr.wr);
if (ret)
printk_ratelimited(KERN_WARNING "RDS/IW: %s:%d ib_post_send returned %d\n",
__func__, __LINE__, ret);
diff --git a/net/rds/iw_send.c b/net/rds/iw_send.c
index 86152ec3b887..f6e23c515b44 100644
--- a/net/rds/iw_send.c
+++ b/net/rds/iw_send.c
@@ -137,13 +137,13 @@ void rds_iw_send_init_ring(struct rds_iw_connection *ic)
send->s_op = NULL;
send->s_mapping = NULL;
- send->s_wr.next = NULL;
- send->s_wr.wr_id = i;
- send->s_wr.sg_list = send->s_sge;
- send->s_wr.num_sge = 1;
- send->s_wr.opcode = IB_WR_SEND;
- send->s_wr.send_flags = 0;
- send->s_wr.ex.imm_data = 0;
+ send->s_send_wr.next = NULL;
+ send->s_send_wr.wr_id = i;
+ send->s_send_wr.sg_list = send->s_sge;
+ send->s_send_wr.num_sge = 1;
+ send->s_send_wr.opcode = IB_WR_SEND;
+ send->s_send_wr.send_flags = 0;
+ send->s_send_wr.ex.imm_data = 0;
sge = rds_iw_data_sge(ic, send->s_sge);
sge->lkey = 0;
@@ -179,7 +179,7 @@ void rds_iw_send_clear_ring(struct rds_iw_connection *ic)
ib_dereg_mr(send->s_mr);
BUG_ON(!send->s_page_list);
ib_free_fast_reg_page_list(send->s_page_list);
- if (send->s_wr.opcode == 0xdead)
+ if (send->s_send_wr.opcode == 0xdead)
continue;
if (send->s_rm)
rds_iw_send_unmap_rm(ic, send, IB_WC_WR_FLUSH_ERR);
@@ -247,7 +247,7 @@ void rds_iw_send_cq_comp_handler(struct ib_cq *cq, void *context)
send = &ic->i_sends[oldest];
/* In the error case, wc.opcode sometimes contains garbage */
- switch (send->s_wr.opcode) {
+ switch (send->s_send_wr.opcode) {
case IB_WR_SEND:
if (send->s_rm)
rds_iw_send_unmap_rm(ic, send, wc.status);
@@ -262,12 +262,12 @@ void rds_iw_send_cq_comp_handler(struct ib_cq *cq, void *context)
default:
printk_ratelimited(KERN_NOTICE
"RDS/IW: %s: unexpected opcode 0x%x in WR!\n",
- __func__, send->s_wr.opcode);
+ __func__, send->s_send_wr.opcode);
break;
}
- send->s_wr.opcode = 0xdead;
- send->s_wr.num_sge = 1;
+ send->s_send_wr.opcode = 0xdead;
+ send->s_send_wr.num_sge = 1;
if (time_after(jiffies, send->s_queued + HZ/2))
rds_iw_stats_inc(s_iw_tx_stalled);
@@ -455,10 +455,10 @@ rds_iw_xmit_populate_wr(struct rds_iw_connection *ic,
WARN_ON(pos != send - ic->i_sends);
- send->s_wr.send_flags = send_flags;
- send->s_wr.opcode = IB_WR_SEND;
- send->s_wr.num_sge = 2;
- send->s_wr.next = NULL;
+ send->s_send_wr.send_flags = send_flags;
+ send->s_send_wr.opcode = IB_WR_SEND;
+ send->s_send_wr.num_sge = 2;
+ send->s_send_wr.next = NULL;
send->s_queued = jiffies;
send->s_op = NULL;
@@ -472,7 +472,7 @@ rds_iw_xmit_populate_wr(struct rds_iw_connection *ic,
} else {
/* We're sending a packet with no payload. There is only
* one SGE */
- send->s_wr.num_sge = 1;
+ send->s_send_wr.num_sge = 1;
sge = &send->s_sge[0];
}
@@ -672,23 +672,23 @@ int rds_iw_xmit(struct rds_connection *conn, struct rds_message *rm,
*/
if (ic->i_unsignaled_wrs-- == 0) {
ic->i_unsignaled_wrs = rds_iw_sysctl_max_unsig_wrs;
- send->s_wr.send_flags |= IB_SEND_SIGNALED | IB_SEND_SOLICITED;
+ send->s_send_wr.send_flags |= IB_SEND_SIGNALED | IB_SEND_SOLICITED;
}
ic->i_unsignaled_bytes -= len;
if (ic->i_unsignaled_bytes <= 0) {
ic->i_unsignaled_bytes = rds_iw_sysctl_max_unsig_bytes;
- send->s_wr.send_flags |= IB_SEND_SIGNALED | IB_SEND_SOLICITED;
+ send->s_send_wr.send_flags |= IB_SEND_SIGNALED | IB_SEND_SOLICITED;
}
/*
* Always signal the last one if we're stopping due to flow control.
*/
if (flow_controlled && i == (work_alloc-1))
- send->s_wr.send_flags |= IB_SEND_SIGNALED | IB_SEND_SOLICITED;
+ send->s_send_wr.send_flags |= IB_SEND_SIGNALED | IB_SEND_SOLICITED;
rdsdebug("send %p wr %p num_sge %u next %p\n", send,
- &send->s_wr, send->s_wr.num_sge, send->s_wr.next);
+ &send->s_send_wr, send->s_send_wr.num_sge, send->s_send_wr.next);
sent += len;
rm->data.op_dmaoff += len;
@@ -722,7 +722,7 @@ add_header:
}
if (prev)
- prev->s_wr.next = &send->s_wr;
+ prev->s_send_wr.next = &send->s_send_wr;
prev = send;
pos = (pos + 1) % ic->i_send_ring.w_nr;
@@ -736,7 +736,7 @@ add_header:
/* if we finished the message then send completion owns it */
if (scat == &rm->data.op_sg[rm->data.op_count]) {
prev->s_rm = ic->i_rm;
- prev->s_wr.send_flags |= IB_SEND_SIGNALED | IB_SEND_SOLICITED;
+ prev->s_send_wr.send_flags |= IB_SEND_SIGNALED | IB_SEND_SOLICITED;
ic->i_rm = NULL;
}
@@ -748,11 +748,11 @@ add_header:
rds_iw_send_add_credits(conn, credit_alloc - i);
/* XXX need to worry about failed_wr and partial sends. */
- failed_wr = &first->s_wr;
- ret = ib_post_send(ic->i_cm_id->qp, &first->s_wr, &failed_wr);
+ failed_wr = &first->s_send_wr;
+ ret = ib_post_send(ic->i_cm_id->qp, &first->s_send_wr, &failed_wr);
rdsdebug("ic %p first %p (wr %p) ret %d wr %p\n", ic,
- first, &first->s_wr, ret, failed_wr);
- BUG_ON(failed_wr != &first->s_wr);
+ first, &first->s_send_wr, ret, failed_wr);
+ BUG_ON(failed_wr != &first->s_send_wr);
if (ret) {
printk(KERN_WARNING "RDS/IW: ib_post_send to %pI4 "
"returned %d\n", &conn->c_faddr, ret);
@@ -778,14 +778,14 @@ static void rds_iw_build_send_fastreg(struct rds_iw_device *rds_iwdev, struct rd
* in the sg list is added to the fast reg page list and placed
* inside the fast_reg_mr WR.
*/
- send->s_wr.opcode = IB_WR_FAST_REG_MR;
- send->s_wr.wr.fast_reg.length = len;
- send->s_wr.wr.fast_reg.rkey = send->s_mr->rkey;
- send->s_wr.wr.fast_reg.page_list = send->s_page_list;
- send->s_wr.wr.fast_reg.page_list_len = nent;
- send->s_wr.wr.fast_reg.page_shift = PAGE_SHIFT;
- send->s_wr.wr.fast_reg.access_flags = IB_ACCESS_REMOTE_WRITE;
- send->s_wr.wr.fast_reg.iova_start = sg_addr;
+ send->s_fast_reg_wr.wr.opcode = IB_WR_FAST_REG_MR;
+ send->s_fast_reg_wr.length = len;
+ send->s_fast_reg_wr.rkey = send->s_mr->rkey;
+ send->s_fast_reg_wr.page_list = send->s_page_list;
+ send->s_fast_reg_wr.page_list_len = nent;
+ send->s_fast_reg_wr.page_shift = PAGE_SHIFT;
+ send->s_fast_reg_wr.access_flags = IB_ACCESS_REMOTE_WRITE;
+ send->s_fast_reg_wr.iova_start = sg_addr;
ib_update_fast_reg_key(send->s_mr, send->s_remap_count++);
}
@@ -863,7 +863,7 @@ int rds_iw_xmit_rdma(struct rds_connection *conn, struct rm_rdma_op *op)
num_sge = op->op_count;
for (i = 0; i < work_alloc && scat != &op->op_sg[op->op_count]; i++) {
- send->s_wr.send_flags = 0;
+ send->s_rdma_wr.wr.send_flags = 0;
send->s_queued = jiffies;
/*
@@ -872,7 +872,7 @@ int rds_iw_xmit_rdma(struct rds_connection *conn, struct rm_rdma_op *op)
*/
if (ic->i_unsignaled_wrs-- == 0) {
ic->i_unsignaled_wrs = rds_iw_sysctl_max_unsig_wrs;
- send->s_wr.send_flags = IB_SEND_SIGNALED;
+ send->s_rdma_wr.wr.send_flags = IB_SEND_SIGNALED;
}
/* To avoid the need to have the plumbing to invalidate the fastreg_mr used
@@ -880,29 +880,30 @@ int rds_iw_xmit_rdma(struct rds_connection *conn, struct rm_rdma_op *op)
* IB_WR_RDMA_READ_WITH_INV will invalidate it after the read has completed.
*/
if (op->op_write)
- send->s_wr.opcode = IB_WR_RDMA_WRITE;
+ send->s_rdma_wr.wr.opcode = IB_WR_RDMA_WRITE;
else
- send->s_wr.opcode = IB_WR_RDMA_READ_WITH_INV;
+ send->s_rdma_wr.wr.opcode = IB_WR_RDMA_READ_WITH_INV;
- send->s_wr.wr.rdma.remote_addr = remote_addr;
- send->s_wr.wr.rdma.rkey = op->op_rkey;
+ send->s_rdma_wr.remote_addr = remote_addr;
+ send->s_rdma_wr.rkey = op->op_rkey;
send->s_op = op;
if (num_sge > rds_iwdev->max_sge) {
- send->s_wr.num_sge = rds_iwdev->max_sge;
+ send->s_rdma_wr.wr.num_sge = rds_iwdev->max_sge;
num_sge -= rds_iwdev->max_sge;
} else
- send->s_wr.num_sge = num_sge;
+ send->s_rdma_wr.wr.num_sge = num_sge;
- send->s_wr.next = NULL;
+ send->s_rdma_wr.wr.next = NULL;
if (prev)
- prev->s_wr.next = &send->s_wr;
+ prev->s_send_wr.next = &send->s_rdma_wr.wr;
- for (j = 0; j < send->s_wr.num_sge && scat != &op->op_sg[op->op_count]; j++) {
+ for (j = 0; j < send->s_rdma_wr.wr.num_sge &&
+ scat != &op->op_sg[op->op_count]; j++) {
len = ib_sg_dma_len(ic->i_cm_id->device, scat);
- if (send->s_wr.opcode == IB_WR_RDMA_READ_WITH_INV)
+ if (send->s_rdma_wr.wr.opcode == IB_WR_RDMA_READ_WITH_INV)
send->s_page_list->page_list[j] = ib_sg_dma_address(ic->i_cm_id->device, scat);
else {
send->s_sge[j].addr = ib_sg_dma_address(ic->i_cm_id->device, scat);
@@ -917,15 +918,17 @@ int rds_iw_xmit_rdma(struct rds_connection *conn, struct rm_rdma_op *op)
scat++;
}
- if (send->s_wr.opcode == IB_WR_RDMA_READ_WITH_INV) {
- send->s_wr.num_sge = 1;
+ if (send->s_rdma_wr.wr.opcode == IB_WR_RDMA_READ_WITH_INV) {
+ send->s_rdma_wr.wr.num_sge = 1;
send->s_sge[0].addr = conn->c_xmit_rm->m_rs->rs_user_addr;
send->s_sge[0].length = conn->c_xmit_rm->m_rs->rs_user_bytes;
send->s_sge[0].lkey = ic->i_sends[fr_pos].s_mr->lkey;
}
rdsdebug("send %p wr %p num_sge %u next %p\n", send,
- &send->s_wr, send->s_wr.num_sge, send->s_wr.next);
+ &send->s_rdma_wr,
+ send->s_rdma_wr.wr.num_sge,
+ send->s_rdma_wr.wr.next);
prev = send;
if (++send == &ic->i_sends[ic->i_send_ring.w_nr])
@@ -934,7 +937,7 @@ int rds_iw_xmit_rdma(struct rds_connection *conn, struct rm_rdma_op *op)
/* if we finished the message then send completion owns it */
if (scat == &op->op_sg[op->op_count])
- first->s_wr.send_flags = IB_SEND_SIGNALED;
+ first->s_rdma_wr.wr.send_flags = IB_SEND_SIGNALED;
if (i < work_alloc) {
rds_iw_ring_unalloc(&ic->i_send_ring, work_alloc - i);
@@ -953,11 +956,11 @@ int rds_iw_xmit_rdma(struct rds_connection *conn, struct rm_rdma_op *op)
work_alloc++;
}
- failed_wr = &first->s_wr;
- ret = ib_post_send(ic->i_cm_id->qp, &first->s_wr, &failed_wr);
+ failed_wr = &first->s_rdma_wr.wr;
+ ret = ib_post_send(ic->i_cm_id->qp, &first->s_rdma_wr.wr, &failed_wr);
rdsdebug("ic %p first %p (wr %p) ret %d wr %p\n", ic,
- first, &first->s_wr, ret, failed_wr);
- BUG_ON(failed_wr != &first->s_wr);
+ first, &first->s_rdma_wr, ret, failed_wr);
+ BUG_ON(failed_wr != &first->s_rdma_wr.wr);
if (ret) {
printk(KERN_WARNING "RDS/IW: rdma ib_post_send to %pI4 "
"returned %d\n", &conn->c_faddr, ret);