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RDS: Rename data op members prefix from m_ to op_
For consistency. Signed-off-by: Andy Grover <andy.grover@oracle.com>
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f8b3aaf2ba
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6c7cc6e469
@ -76,7 +76,7 @@ static void rds_ib_send_unmap_rm(struct rds_ib_connection *ic,
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rdsdebug("ic %p send %p rm %p\n", ic, send, rm);
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ib_dma_unmap_sg(ic->i_cm_id->device,
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rm->data.m_sg, rm->data.m_nents,
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rm->data.op_sg, rm->data.op_nents,
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DMA_TO_DEVICE);
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if (rm->rdma.op_active) {
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@ -513,20 +513,20 @@ int rds_ib_xmit(struct rds_connection *conn, struct rds_message *rm,
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/* map the message the first time we see it */
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if (!ic->i_rm) {
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if (rm->data.m_nents) {
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rm->data.m_count = ib_dma_map_sg(dev,
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rm->data.m_sg,
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rm->data.m_nents,
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DMA_TO_DEVICE);
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rdsdebug("ic %p mapping rm %p: %d\n", ic, rm, rm->data.m_count);
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if (rm->data.m_count == 0) {
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if (rm->data.op_nents) {
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rm->data.op_count = ib_dma_map_sg(dev,
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rm->data.op_sg,
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rm->data.op_nents,
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DMA_TO_DEVICE);
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rdsdebug("ic %p mapping rm %p: %d\n", ic, rm, rm->data.op_count);
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if (rm->data.op_count == 0) {
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rds_ib_stats_inc(s_ib_tx_sg_mapping_failure);
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rds_ib_ring_unalloc(&ic->i_send_ring, work_alloc);
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ret = -ENOMEM; /* XXX ? */
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goto out;
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}
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} else {
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rm->data.m_count = 0;
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rm->data.op_count = 0;
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}
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rds_message_addref(rm);
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@ -583,7 +583,7 @@ int rds_ib_xmit(struct rds_connection *conn, struct rds_message *rm,
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send = &ic->i_sends[pos];
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first = send;
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prev = NULL;
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scat = &rm->data.m_sg[sg];
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scat = &rm->data.op_sg[sg];
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i = 0;
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do {
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unsigned int len = 0;
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@ -604,7 +604,7 @@ int rds_ib_xmit(struct rds_connection *conn, struct rds_message *rm,
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/* Set up the data, if present */
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if (i < work_alloc
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&& scat != &rm->data.m_sg[rm->data.m_count]) {
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&& scat != &rm->data.op_sg[rm->data.op_count]) {
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len = min(RDS_FRAG_SIZE, ib_sg_dma_len(dev, scat) - off);
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send->s_wr.num_sge = 2;
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@ -649,7 +649,7 @@ int rds_ib_xmit(struct rds_connection *conn, struct rds_message *rm,
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i++;
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} while (i < work_alloc
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&& scat != &rm->data.m_sg[rm->data.m_count]);
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&& scat != &rm->data.op_sg[rm->data.op_count]);
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/* Account the RDS header in the number of bytes we sent, but just once.
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* The caller has no concept of fragmentation. */
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@ -657,7 +657,7 @@ int rds_ib_xmit(struct rds_connection *conn, struct rds_message *rm,
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bytes_sent += sizeof(struct rds_header);
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/* if we finished the message then send completion owns it */
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if (scat == &rm->data.m_sg[rm->data.m_count]) {
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if (scat == &rm->data.op_sg[rm->data.op_count]) {
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prev->s_rm = ic->i_rm;
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prev->s_wr.send_flags |= IB_SEND_SOLICITED;
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ic->i_rm = NULL;
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@ -82,7 +82,7 @@ static void rds_iw_send_unmap_rm(struct rds_iw_connection *ic,
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rdsdebug("ic %p send %p rm %p\n", ic, send, rm);
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ib_dma_unmap_sg(ic->i_cm_id->device,
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rm->data.m_sg, rm->data.m_nents,
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rm->data.op_sg, rm->data.op_nents,
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DMA_TO_DEVICE);
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if (rm->rdma.op_active) {
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@ -562,20 +562,20 @@ int rds_iw_xmit(struct rds_connection *conn, struct rds_message *rm,
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rm->m_inc.i_hdr.h_flags,
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be32_to_cpu(rm->m_inc.i_hdr.h_len));
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*/
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if (rm->data.m_nents) {
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rm->data.m_count = ib_dma_map_sg(dev,
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rm->data.m_sg,
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rm->data.m_nents,
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DMA_TO_DEVICE);
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rdsdebug("ic %p mapping rm %p: %d\n", ic, rm, rm->data.m_count);
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if (rm->data.m_count == 0) {
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if (rm->data.op_nents) {
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rm->data.op_count = ib_dma_map_sg(dev,
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rm->data.op_sg,
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rm->data.op_nents,
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DMA_TO_DEVICE);
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rdsdebug("ic %p mapping rm %p: %d\n", ic, rm, rm->data.op_count);
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if (rm->data.op_count == 0) {
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rds_iw_stats_inc(s_iw_tx_sg_mapping_failure);
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rds_iw_ring_unalloc(&ic->i_send_ring, work_alloc);
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ret = -ENOMEM; /* XXX ? */
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goto out;
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}
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} else {
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rm->data.m_count = 0;
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rm->data.op_count = 0;
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}
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ic->i_unsignaled_wrs = rds_iw_sysctl_max_unsig_wrs;
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@ -622,7 +622,7 @@ int rds_iw_xmit(struct rds_connection *conn, struct rds_message *rm,
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send = &ic->i_sends[pos];
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first = send;
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prev = NULL;
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scat = &rm->data.m_sg[sg];
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scat = &rm->data.op_sg[sg];
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sent = 0;
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i = 0;
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@ -651,7 +651,7 @@ int rds_iw_xmit(struct rds_connection *conn, struct rds_message *rm,
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}
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/* if there's data reference it with a chain of work reqs */
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for (; i < work_alloc && scat != &rm->data.m_sg[rm->data.m_count]; i++) {
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for (; i < work_alloc && scat != &rm->data.op_sg[rm->data.op_count]; i++) {
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unsigned int len;
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send = &ic->i_sends[pos];
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@ -729,7 +729,7 @@ add_header:
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sent += sizeof(struct rds_header);
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/* if we finished the message then send completion owns it */
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if (scat == &rm->data.m_sg[rm->data.m_count]) {
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if (scat == &rm->data.op_sg[rm->data.op_count]) {
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prev->s_rm = ic->i_rm;
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prev->s_wr.send_flags |= IB_SEND_SIGNALED | IB_SEND_SOLICITED;
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ic->i_rm = NULL;
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@ -62,12 +62,12 @@ static void rds_message_purge(struct rds_message *rm)
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if (unlikely(test_bit(RDS_MSG_PAGEVEC, &rm->m_flags)))
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return;
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for (i = 0; i < rm->data.m_nents; i++) {
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rdsdebug("putting data page %p\n", (void *)sg_page(&rm->data.m_sg[i]));
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for (i = 0; i < rm->data.op_nents; i++) {
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rdsdebug("putting data page %p\n", (void *)sg_page(&rm->data.op_sg[i]));
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/* XXX will have to put_page for page refs */
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__free_page(sg_page(&rm->data.m_sg[i]));
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__free_page(sg_page(&rm->data.op_sg[i]));
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}
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rm->data.m_nents = 0;
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rm->data.op_nents = 0;
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if (rm->rdma.op_active)
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rds_rdma_free_op(&rm->rdma);
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@ -261,11 +261,11 @@ struct rds_message *rds_message_map_pages(unsigned long *page_addrs, unsigned in
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set_bit(RDS_MSG_PAGEVEC, &rm->m_flags);
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rm->m_inc.i_hdr.h_len = cpu_to_be32(total_len);
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rm->data.m_nents = ceil(total_len, PAGE_SIZE);
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rm->data.m_sg = rds_message_alloc_sgs(rm, num_sgs);
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rm->data.op_nents = ceil(total_len, PAGE_SIZE);
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rm->data.op_sg = rds_message_alloc_sgs(rm, num_sgs);
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for (i = 0; i < rm->data.m_nents; ++i) {
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sg_set_page(&rm->data.m_sg[i],
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for (i = 0; i < rm->data.op_nents; ++i) {
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sg_set_page(&rm->data.op_sg[i],
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virt_to_page(page_addrs[i]),
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PAGE_SIZE, 0);
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}
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@ -288,7 +288,7 @@ int rds_message_copy_from_user(struct rds_message *rm, struct iovec *first_iov,
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/*
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* now allocate and copy in the data payload.
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*/
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sg = rm->data.m_sg;
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sg = rm->data.op_sg;
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iov = first_iov;
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iov_off = 0;
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sg_off = 0; /* Dear gcc, sg->page will be null from kzalloc. */
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@ -299,7 +299,7 @@ int rds_message_copy_from_user(struct rds_message *rm, struct iovec *first_iov,
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GFP_HIGHUSER);
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if (ret)
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goto out;
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rm->data.m_nents++;
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rm->data.op_nents++;
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sg_off = 0;
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}
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@ -354,7 +354,7 @@ int rds_message_inc_copy_to_user(struct rds_incoming *inc,
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iov = first_iov;
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iov_off = 0;
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sg = rm->data.m_sg;
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sg = rm->data.op_sg;
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vec_off = 0;
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copied = 0;
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@ -339,9 +339,9 @@ struct rds_message {
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} rdma;
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struct rm_data_op {
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unsigned int op_active:1;
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unsigned int m_nents;
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unsigned int m_count;
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struct scatterlist *m_sg;
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unsigned int op_nents;
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unsigned int op_count;
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struct scatterlist *op_sg;
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} data;
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};
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unsigned int m_used_sgs;
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@ -166,7 +166,7 @@ int rds_send_xmit(struct rds_connection *conn)
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rm = conn->c_xmit_rm;
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if (rm &&
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conn->c_xmit_hdr_off == sizeof(struct rds_header) &&
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conn->c_xmit_sg == rm->data.m_nents) {
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conn->c_xmit_sg == rm->data.op_nents) {
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conn->c_xmit_rm = NULL;
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conn->c_xmit_sg = 0;
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conn->c_xmit_hdr_off = 0;
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@ -296,7 +296,7 @@ int rds_send_xmit(struct rds_connection *conn)
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if (rm->data.op_active
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&& (conn->c_xmit_hdr_off < sizeof(struct rds_header) ||
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conn->c_xmit_sg < rm->data.m_nents)) {
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conn->c_xmit_sg < rm->data.op_nents)) {
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ret = conn->c_trans->xmit(conn, rm,
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conn->c_xmit_hdr_off,
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conn->c_xmit_sg,
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@ -312,7 +312,7 @@ int rds_send_xmit(struct rds_connection *conn)
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ret -= tmp;
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}
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sg = &rm->data.m_sg[conn->c_xmit_sg];
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sg = &rm->data.op_sg[conn->c_xmit_sg];
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while (ret) {
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tmp = min_t(int, ret, sg->length -
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conn->c_xmit_data_off);
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@ -323,7 +323,7 @@ int rds_send_xmit(struct rds_connection *conn)
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sg++;
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conn->c_xmit_sg++;
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BUG_ON(ret != 0 &&
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conn->c_xmit_sg == rm->data.m_nents);
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conn->c_xmit_sg == rm->data.op_nents);
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}
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}
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}
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@ -959,7 +959,7 @@ int rds_sendmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg,
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goto out;
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}
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rm->data.m_sg = rds_message_alloc_sgs(rm, ceil(payload_len, PAGE_SIZE));
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rm->data.op_sg = rds_message_alloc_sgs(rm, ceil(payload_len, PAGE_SIZE));
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/* XXX fix this to not allocate memory */
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ret = rds_message_copy_from_user(rm, msg->msg_iov, payload_len);
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if (ret)
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@ -166,21 +166,21 @@ int rds_tcp_xmit(struct rds_connection *conn, struct rds_message *rm,
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goto out;
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}
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while (sg < rm->data.m_nents) {
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while (sg < rm->data.op_nents) {
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ret = tc->t_sock->ops->sendpage(tc->t_sock,
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sg_page(&rm->data.m_sg[sg]),
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rm->data.m_sg[sg].offset + off,
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rm->data.m_sg[sg].length - off,
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sg_page(&rm->data.op_sg[sg]),
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rm->data.op_sg[sg].offset + off,
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rm->data.op_sg[sg].length - off,
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MSG_DONTWAIT|MSG_NOSIGNAL);
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rdsdebug("tcp sendpage %p:%u:%u ret %d\n", (void *)sg_page(&rm->data.m_sg[sg]),
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rm->data.m_sg[sg].offset + off, rm->data.m_sg[sg].length - off,
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rdsdebug("tcp sendpage %p:%u:%u ret %d\n", (void *)sg_page(&rm->data.op_sg[sg]),
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rm->data.op_sg[sg].offset + off, rm->data.op_sg[sg].length - off,
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ret);
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if (ret <= 0)
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break;
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off += ret;
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done += ret;
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if (off == rm->data.m_sg[sg].length) {
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if (off == rm->data.op_sg[sg].length) {
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off = 0;
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sg++;
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}
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