diff options
Diffstat (limited to 'net/sunrpc/xprt.c')
| -rw-r--r-- | net/sunrpc/xprt.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c index 56e4e150e80e..ebbefad21a37 100644 --- a/net/sunrpc/xprt.c +++ b/net/sunrpc/xprt.c @@ -49,13 +49,15 @@ #include <linux/sunrpc/metrics.h> #include <linux/sunrpc/bc_xprt.h> +#include <trace/events/sunrpc.h> + #include "sunrpc.h" /* * Local variables */ -#ifdef RPC_DEBUG +#if IS_ENABLED(CONFIG_SUNRPC_DEBUG) # define RPCDBG_FACILITY RPCDBG_XPRT #endif @@ -772,11 +774,14 @@ struct rpc_rqst *xprt_lookup_rqst(struct rpc_xprt *xprt, __be32 xid) struct rpc_rqst *entry; list_for_each_entry(entry, &xprt->recv, rq_list) - if (entry->rq_xid == xid) + if (entry->rq_xid == xid) { + trace_xprt_lookup_rqst(xprt, xid, 0); return entry; + } dprintk("RPC: xprt_lookup_rqst did not find xid %08x\n", ntohl(xid)); + trace_xprt_lookup_rqst(xprt, xid, -ENOENT); xprt->stat.bad_xids++; return NULL; } @@ -810,6 +815,7 @@ void xprt_complete_rqst(struct rpc_task *task, int copied) dprintk("RPC: %5u xid %08x complete (%d bytes received)\n", task->tk_pid, ntohl(req->rq_xid), copied); + trace_xprt_complete_rqst(xprt, req->rq_xid, copied); xprt->stat.recvs++; req->rq_rtt = ktime_sub(ktime_get(), req->rq_xtime); @@ -926,6 +932,7 @@ void xprt_transmit(struct rpc_task *task) req->rq_xtime = ktime_get(); status = xprt->ops->send_request(task); + trace_xprt_transmit(xprt, req->rq_xid, status); if (status != 0) { task->tk_status = status; return; @@ -1296,6 +1303,7 @@ static void xprt_init(struct rpc_xprt *xprt, struct net *net) */ struct rpc_xprt *xprt_create_transport(struct xprt_create *args) { + int err; struct rpc_xprt *xprt; struct xprt_class *t; @@ -1336,6 +1344,12 @@ found: return ERR_PTR(-ENOMEM); } + err = rpc_xprt_debugfs_register(xprt); + if (err) { + xprt_destroy(xprt); + return ERR_PTR(err); + } + dprintk("RPC: created transport %p with %u slots\n", xprt, xprt->max_reqs); out: @@ -1352,6 +1366,7 @@ static void xprt_destroy(struct rpc_xprt *xprt) dprintk("RPC: destroying transport %p\n", xprt); del_timer_sync(&xprt->timer); + rpc_xprt_debugfs_unregister(xprt); rpc_destroy_wait_queue(&xprt->binding); rpc_destroy_wait_queue(&xprt->pending); rpc_destroy_wait_queue(&xprt->sending); |