diff options
| author | Andy Grover <andy.grover@oracle.com> | 2010-01-19 21:25:26 -0800 |
|---|---|---|
| committer | Andy Grover <andy.grover@oracle.com> | 2010-09-08 18:11:55 -0700 |
| commit | 241eef3e2f51fe4ad50abacd7f79c4e2d468197e (patch) | |
| tree | 020170cb9c3bea79d767b19cd7362a51b8446667 /net/rds/send.c | |
| parent | d37c9359056f4f07b37e59810f0ece1031e280b2 (diff) | |
| download | linux-241eef3e2f51fe4ad50abacd7f79c4e2d468197e.tar.bz2 | |
RDS: Implement silent atomics
Signed-off-by: Andy Grover <andy.grover@oracle.com>
Diffstat (limited to 'net/rds/send.c')
| -rw-r--r-- | net/rds/send.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/net/rds/send.c b/net/rds/send.c index 5bc35d2f40ea..42fb934293be 100644 --- a/net/rds/send.c +++ b/net/rds/send.c @@ -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, |