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RDS: Implement silent atomics

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Signed-off-by: Andy Grover <andy.grover@oracle.com>
This commit is contained in:
Andy Grover
2010-01-19 21:25:26 -08:00
parent d37c935905
commit 241eef3e2f
5 changed files with 45 additions and 35 deletions
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11
net/rds/send.c
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@ -266,7 +266,7 @@ int rds_send_xmit(struct rds_connection *conn)
if (rm->atomic.op_active && !conn->c_xmit_atomic_sent) {
ret = conn->c_trans->xmit_atomic(conn, &rm->atomic);
ret = conn->c_trans->xmit_atomic(conn, rm);
if (ret)
break;
conn->c_xmit_atomic_sent = 1;
@ -285,13 +285,18 @@ int rds_send_xmit(struct rds_connection *conn)
if (ret)
break;
conn->c_xmit_rdma_sent = 1;
/* rdmas need data sent, even if just the header */
rm->data.op_active = 1;
/* The transport owns the mapped memory for now.
* You can't unmap it while it's on the send queue */
set_bit(RDS_MSG_MAPPED, &rm->m_flags);
}
if (conn->c_xmit_hdr_off < sizeof(struct rds_header) ||
conn->c_xmit_sg < rm->data.m_nents) {
if (rm->data.op_active
&& (conn->c_xmit_hdr_off < sizeof(struct rds_header) ||
conn->c_xmit_sg < rm->data.m_nents)) {
ret = conn->c_trans->xmit(conn, rm,
conn->c_xmit_hdr_off,
conn->c_xmit_sg,