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| author | Chuck Lever <chuck.lever@oracle.com> | 2015-08-03 13:04:45 -0400 |
|---|---|---|
| committer | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2015-08-05 16:21:28 -0400 |
| commit | 860477d1ff176549f2bf438b61e5c1ec6b1d43e5 (patch) | |
| tree | fafc7241fe5404c204e007ad9af7a621d0143d18 /net/sunrpc | |
| parent | 763f7e4e4b9033ac6a0f13aa37ba43636fc3c0af (diff) | |
| download | linux-860477d1ff176549f2bf438b61e5c1ec6b1d43e5.tar.gz | |
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: Chuck Lever <chuck.lever@oracle.com> Tested-by: Devesh Sharma <devesh.sharma@avagotech.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'net/sunrpc')
| -rw-r--r-- | net/sunrpc/xprtrdma/rpc_rdma.c | 1 | ||||
| -rw-r--r-- | net/sunrpc/xprtrdma/transport.c | 5 | ||||
| -rw-r--r-- | net/sunrpc/xprtrdma/xprt_rdma.h | 1 |
3 files changed, 5 insertions, 2 deletions
diff --git a/net/sunrpc/xprtrdma/rpc_rdma.c b/net/sunrpc/xprtrdma/rpc_rdma.c index 272158623b00..bc8bd6577467 100644 --- a/net/sunrpc/xprtrdma/rpc_rdma.c +++ b/net/sunrpc/xprtrdma/rpc_rdma.c @@ -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; diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c index 0985b2b5de9d..64443eb754ad 100644 --- a/net/sunrpc/xprtrdma/transport.c +++ b/net/sunrpc/xprtrdma/transport.c @@ -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 diff --git a/net/sunrpc/xprtrdma/xprt_rdma.h b/net/sunrpc/xprtrdma/xprt_rdma.h index 8422c09043b0..d252457ff21a 100644 --- a/net/sunrpc/xprtrdma/xprt_rdma.h +++ b/net/sunrpc/xprtrdma/xprt_rdma.h @@ -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; }; /* |