Merge tag 'nfs-for-4.21-1' of git://git.linux-nfs.org/projects/anna/linux-nfs

Pull NFS client updates from Anna Schumaker:
 "Stable bugfixes:
   - xprtrdma: Yet another double DMA-unmap # v4.20

  Features:
   - Allow some /proc/sys/sunrpc entries without CONFIG_SUNRPC_DEBUG
   - Per-xprt rdma receive workqueues
   - Drop support for FMR memory registration
   - Make port= mount option optional for RDMA mounts

  Other bugfixes and cleanups:
   - Remove unused nfs4_xdev_fs_type declaration
   - Fix comments for behavior that has changed
   - Remove generic RPC credentials by switching to 'struct cred'
   - Fix crossing mountpoints with different auth flavors
   - Various xprtrdma fixes from testing and auditing the close code
   - Fixes for disconnect issues when using xprtrdma with krb5
   - Clean up and improve xprtrdma trace points
   - Fix NFS v4.2 async copy reboot recovery"

* tag 'nfs-for-4.21-1' of git://git.linux-nfs.org/projects/anna/linux-nfs: (63 commits)
  sunrpc: convert to DEFINE_SHOW_ATTRIBUTE
  sunrpc: Add xprt after nfs4_test_session_trunk()
  sunrpc: convert unnecessary GFP_ATOMIC to GFP_NOFS
  sunrpc: handle ENOMEM in rpcb_getport_async
  NFS: remove unnecessary test for IS_ERR(cred)
  xprtrdma: Prevent leak of rpcrdma_rep objects
  NFSv4.2 fix async copy reboot recovery
  xprtrdma: Don't leak freed MRs
  xprtrdma: Add documenting comment for rpcrdma_buffer_destroy
  xprtrdma: Replace outdated comment for rpcrdma_ep_post
  xprtrdma: Update comments in frwr_op_send
  SUNRPC: Fix some kernel doc complaints
  SUNRPC: Simplify defining common RPC trace events
  NFS: Fix NFSv4 symbolic trace point output
  xprtrdma: Trace mapping, alloc, and dereg failures
  xprtrdma: Add trace points for calls to transport switch methods
  xprtrdma: Relocate the xprtrdma_mr_map trace points
  xprtrdma: Clean up of xprtrdma chunk trace points
  xprtrdma: Remove unused fields from rpcrdma_ia
  xprtrdma: Cull dprintk() call sites
  ...

1 files changed, 69 insertions, 103 deletions

diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h
index 8617f4fd6b70..0d5d0d91f861 100644
--- a/include/trace/events/sunrpc.h
+++ b/include/trace/events/sunrpc.h
@@ -16,40 +16,6 @@
 
 DECLARE_EVENT_CLASS(rpc_task_status,
 
-	TP_PROTO(struct rpc_task *task),
-
-	TP_ARGS(task),
-
-	TP_STRUCT__entry(
-		__field(unsigned int, task_id)
-		__field(unsigned int, client_id)
-		__field(int, status)
-	),
-
-	TP_fast_assign(
-		__entry->task_id = task->tk_pid;
-		__entry->client_id = task->tk_client->cl_clid;
-		__entry->status = task->tk_status;
-	),
-
-	TP_printk("task:%u@%u status=%d",
-		__entry->task_id, __entry->client_id,
-		__entry->status)
-);
-
-DEFINE_EVENT(rpc_task_status, rpc_call_status,
-	TP_PROTO(struct rpc_task *task),
-
-	TP_ARGS(task)
-);
-
-DEFINE_EVENT(rpc_task_status, rpc_bind_status,
-	TP_PROTO(struct rpc_task *task),
-
-	TP_ARGS(task)
-);
-
-TRACE_EVENT(rpc_connect_status,
 	TP_PROTO(const struct rpc_task *task),
 
 	TP_ARGS(task),
@@ -70,6 +36,16 @@ TRACE_EVENT(rpc_connect_status,
 		__entry->task_id, __entry->client_id,
 		__entry->status)
 );
+#define DEFINE_RPC_STATUS_EVENT(name) \
+	DEFINE_EVENT(rpc_task_status, rpc_##name##_status, \
+			TP_PROTO( \
+				const struct rpc_task *task \
+			), \
+			TP_ARGS(task))
+
+DEFINE_RPC_STATUS_EVENT(call);
+DEFINE_RPC_STATUS_EVENT(bind);
+DEFINE_RPC_STATUS_EVENT(connect);
 
 TRACE_EVENT(rpc_request,
 	TP_PROTO(const struct rpc_task *task),
@@ -134,30 +110,17 @@ DECLARE_EVENT_CLASS(rpc_task_running,
 		__entry->action
 		)
 );
+#define DEFINE_RPC_RUNNING_EVENT(name) \
+	DEFINE_EVENT(rpc_task_running, rpc_task_##name, \
+			TP_PROTO( \
+				const struct rpc_task *task, \
+				const void *action \
+			), \
+			TP_ARGS(task, action))
 
-DEFINE_EVENT(rpc_task_running, rpc_task_begin,
-
-	TP_PROTO(const struct rpc_task *task, const void *action),
-
-	TP_ARGS(task, action)
-
-);
-
-DEFINE_EVENT(rpc_task_running, rpc_task_run_action,
-
-	TP_PROTO(const struct rpc_task *task, const void *action),
-
-	TP_ARGS(task, action)
-
-);
-
-DEFINE_EVENT(rpc_task_running, rpc_task_complete,
-
-	TP_PROTO(const struct rpc_task *task, const void *action),
-
-	TP_ARGS(task, action)
-
-);
+DEFINE_RPC_RUNNING_EVENT(begin);
+DEFINE_RPC_RUNNING_EVENT(run_action);
+DEFINE_RPC_RUNNING_EVENT(complete);
 
 DECLARE_EVENT_CLASS(rpc_task_queued,
 
@@ -195,22 +158,16 @@ DECLARE_EVENT_CLASS(rpc_task_queued,
 		__get_str(q_name)
 		)
 );
+#define DEFINE_RPC_QUEUED_EVENT(name) \
+	DEFINE_EVENT(rpc_task_queued, rpc_task_##name, \
+			TP_PROTO( \
+				const struct rpc_task *task, \
+				const struct rpc_wait_queue *q \
+			), \
+			TP_ARGS(task, q))
 
-DEFINE_EVENT(rpc_task_queued, rpc_task_sleep,
-
-	TP_PROTO(const struct rpc_task *task, const struct rpc_wait_queue *q),
-
-	TP_ARGS(task, q)
-
-);
-
-DEFINE_EVENT(rpc_task_queued, rpc_task_wakeup,
-
-	TP_PROTO(const struct rpc_task *task, const struct rpc_wait_queue *q),
-
-	TP_ARGS(task, q)
-
-);
+DEFINE_RPC_QUEUED_EVENT(sleep);
+DEFINE_RPC_QUEUED_EVENT(wakeup);
 
 TRACE_EVENT(rpc_stats_latency,
 
@@ -410,7 +367,11 @@ DEFINE_RPC_SOCKET_EVENT(rpc_socket_close);
 DEFINE_RPC_SOCKET_EVENT(rpc_socket_shutdown);
 
 DECLARE_EVENT_CLASS(rpc_xprt_event,
-	TP_PROTO(struct rpc_xprt *xprt, __be32 xid, int status),
+	TP_PROTO(
+		const struct rpc_xprt *xprt,
+		__be32 xid,
+		int status
+	),
 
 	TP_ARGS(xprt, xid, status),
 
@@ -432,22 +393,19 @@ DECLARE_EVENT_CLASS(rpc_xprt_event,
 			__get_str(port), __entry->xid,
 			__entry->status)
 );
+#define DEFINE_RPC_XPRT_EVENT(name) \
+	DEFINE_EVENT(rpc_xprt_event, xprt_##name, \
+			TP_PROTO( \
+				const struct rpc_xprt *xprt, \
+				__be32 xid, \
+				int status \
+			), \
+			TP_ARGS(xprt, xid, status))
 
-DEFINE_EVENT(rpc_xprt_event, xprt_timer,
-	TP_PROTO(struct rpc_xprt *xprt, __be32 xid, int status),
-	TP_ARGS(xprt, xid, status));
-
-DEFINE_EVENT(rpc_xprt_event, xprt_lookup_rqst,
-	TP_PROTO(struct rpc_xprt *xprt, __be32 xid, int status),
-	TP_ARGS(xprt, xid, status));
-
-DEFINE_EVENT(rpc_xprt_event, xprt_transmit,
-	TP_PROTO(struct rpc_xprt *xprt, __be32 xid, int status),
-	TP_ARGS(xprt, xid, status));
-
-DEFINE_EVENT(rpc_xprt_event, xprt_complete_rqst,
-	TP_PROTO(struct rpc_xprt *xprt, __be32 xid, int status),
-	TP_ARGS(xprt, xid, status));
+DEFINE_RPC_XPRT_EVENT(timer);
+DEFINE_RPC_XPRT_EVENT(lookup_rqst);
+DEFINE_RPC_XPRT_EVENT(transmit);
+DEFINE_RPC_XPRT_EVENT(complete_rqst);
 
 TRACE_EVENT(xprt_ping,
 	TP_PROTO(const struct rpc_xprt *xprt, int status),
@@ -589,7 +547,9 @@ TRACE_EVENT(svc_process,
 
 DECLARE_EVENT_CLASS(svc_rqst_event,
 
-	TP_PROTO(struct svc_rqst *rqst),
+	TP_PROTO(
+		const struct svc_rqst *rqst
+	),
 
 	TP_ARGS(rqst),
 
@@ -609,14 +569,15 @@ DECLARE_EVENT_CLASS(svc_rqst_event,
 			__get_str(addr), __entry->xid,
 			show_rqstp_flags(__entry->flags))
 );
+#define DEFINE_SVC_RQST_EVENT(name) \
+	DEFINE_EVENT(svc_rqst_event, svc_##name, \
+			TP_PROTO( \
+				const struct svc_rqst *rqst \
+			), \
+			TP_ARGS(rqst))
 
-DEFINE_EVENT(svc_rqst_event, svc_defer,
-	TP_PROTO(struct svc_rqst *rqst),
-	TP_ARGS(rqst));
-
-DEFINE_EVENT(svc_rqst_event, svc_drop,
-	TP_PROTO(struct svc_rqst *rqst),
-	TP_ARGS(rqst));
+DEFINE_SVC_RQST_EVENT(defer);
+DEFINE_SVC_RQST_EVENT(drop);
 
 DECLARE_EVENT_CLASS(svc_rqst_status,
 
@@ -803,7 +764,9 @@ TRACE_EVENT(svc_stats_latency,
 );
 
 DECLARE_EVENT_CLASS(svc_deferred_event,
-	TP_PROTO(struct svc_deferred_req *dr),
+	TP_PROTO(
+		const struct svc_deferred_req *dr
+	),
 
 	TP_ARGS(dr),
 
@@ -820,13 +783,16 @@ DECLARE_EVENT_CLASS(svc_deferred_event,
 
 	TP_printk("addr=%s xid=0x%08x", __get_str(addr), __entry->xid)
 );
+#define DEFINE_SVC_DEFERRED_EVENT(name) \
+	DEFINE_EVENT(svc_deferred_event, svc_##name##_deferred, \
+			TP_PROTO( \
+				const struct svc_deferred_req *dr \
+			), \
+			TP_ARGS(dr))
+
+DEFINE_SVC_DEFERRED_EVENT(drop);
+DEFINE_SVC_DEFERRED_EVENT(revisit);
 
-DEFINE_EVENT(svc_deferred_event, svc_drop_deferred,
-	TP_PROTO(struct svc_deferred_req *dr),
-	TP_ARGS(dr));
-DEFINE_EVENT(svc_deferred_event, svc_revisit_deferred,
-	TP_PROTO(struct svc_deferred_req *dr),
-	TP_ARGS(dr));
 #endif /* _TRACE_SUNRPC_H */
 
 #include <trace/define_trace.h>