From 2c3a5f9abb1dc5efdab8ba9a568b1661c65fd1e3 Mon Sep 17 00:00:00 2001 From: Andy Grover Date: Mon, 1 Mar 2010 16:10:40 -0800 Subject: RDS: Add flag for silent ops. Do atomic op before RDMA Add a flag to the API so users can indicate they want silent operations. This is needed because silent ops cannot be used with USE_ONCE MRs, so we can't just assume silent. Also, change send_xmit to do atomic op before rdma op if both are present, and centralize the hairy logic to determine if we want to attempt silent, or not. Signed-off-by: Andy Grover --- net/rds/rdma.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'net/rds/rdma.c') diff --git a/net/rds/rdma.c b/net/rds/rdma.c index 5ba514684431..48781fe4431c 100644 --- a/net/rds/rdma.c +++ b/net/rds/rdma.c @@ -559,6 +559,7 @@ int rds_cmsg_rdma_args(struct rds_sock *rs, struct rds_message *rm, op->op_write = !!(args->flags & RDS_RDMA_READWRITE); op->op_fence = !!(args->flags & RDS_RDMA_FENCE); op->op_notify = !!(args->flags & RDS_RDMA_NOTIFY_ME); + op->op_silent = !!(args->flags & RDS_RDMA_SILENT); op->op_active = 1; op->op_recverr = rs->rs_recverr; WARN_ON(!nr_pages); @@ -747,6 +748,7 @@ int rds_cmsg_atomic(struct rds_sock *rs, struct rds_message *rm, } rm->atomic.op_notify = !!(args->flags & RDS_RDMA_NOTIFY_ME); + rm->atomic.op_silent = !!(args->flags & RDS_RDMA_SILENT); rm->atomic.op_active = 1; rm->atomic.op_recverr = rs->rs_recverr; rm->atomic.op_sg = rds_message_alloc_sgs(rm, 1); -- cgit v1.2.3