Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 860477d1 authored by Chuck Lever's avatar Chuck Lever Committed by Anna Schumaker
Browse files

xprtrdma: Count RDMA_NOMSG type calls 



RDMA_NOMSG type calls are less efficient than RDMA_MSG. Count NOMSG
calls so administrators can tell if they happen to be used more than
expected.

Signed-off-by: default avatarChuck Lever <chuck.lever@oracle.com>
Tested-by: default avatarDevesh Sharma <devesh.sharma@avagotech.com>
Signed-off-by: default avatarAnna Schumaker <Anna.Schumaker@Netapp.com>
parent 763f7e4e

net/sunrpc/xprtrdma/rpc_rdma.c

+1 −0
Original line number Diff line number Diff line
@@ -489,6 +489,7 @@ rpcrdma_marshal_req(struct rpc_rqst *rqst) 
	} else if (rqst->rq_snd_buf.flags & XDRBUF_WRITE) {

		rtype = rpcrdma_readch;

	} else {

		r_xprt->rx_stats.nomsg_call_count++;

		headerp->rm_type = htonl(RDMA_NOMSG);

		rtype = rpcrdma_areadch;

		rpclen = 0;

net/sunrpc/xprtrdma/transport.c

+3 −2
Original line number Diff line number Diff line
@@ -659,7 +659,7 @@ static void xprt_rdma_print_stats(struct rpc_xprt *xprt, struct seq_file *seq) 
		   xprt->stat.bad_xids,

		   xprt->stat.req_u,

		   xprt->stat.bklog_u);

	seq_printf(seq, "%lu %lu %lu %llu %llu %llu %llu %lu %lu %lu\n",

	seq_printf(seq, "%lu %lu %lu %llu %llu %llu %llu %lu %lu %lu %lu\n",

		   r_xprt->rx_stats.read_chunk_count,

		   r_xprt->rx_stats.write_chunk_count,

		   r_xprt->rx_stats.reply_chunk_count,
@@ -669,7 +669,8 @@ static void xprt_rdma_print_stats(struct rpc_xprt *xprt, struct seq_file *seq) 
		   r_xprt->rx_stats.fixup_copy_count,

		   r_xprt->rx_stats.hardway_register_count,

		   r_xprt->rx_stats.failed_marshal_count,

		   r_xprt->rx_stats.bad_reply_count);

		   r_xprt->rx_stats.bad_reply_count,

		   r_xprt->rx_stats.nomsg_call_count);

}



static int

net/sunrpc/xprtrdma/xprt_rdma.h

+1 −0
Original line number Diff line number Diff line
@@ -340,6 +340,7 @@ struct rpcrdma_stats { 
	unsigned long		hardway_register_count;

	unsigned long		failed_marshal_count;

	unsigned long		bad_reply_count;

	unsigned long		nomsg_call_count;

};



/*