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  $   1ˆËÊ„pBx?¿a–Ým_J*j"Tâ�jã`¸”Å£Í ?÷     1/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM sunrpc

#if !defined(_TRACE_SUNRPC_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_SUNRPC_H

#include <linux/sunrpc/sched.h>
#include <linux/sunrpc/clnt.h>
#include <linux/sunrpc/svc.h>
#include <linux/sunrpc/xprtsock.h>
#include <linux/sunrpc/svc_xprt.h>
#include <net/tcp_states.h>
#include <linux/net.h>
#include <linux/tracepoint.h>

#include <trace/misc/sunrpc.h>

TRACE_DEFINE_ENUM(SOCK_STREAM);
TRACE_DEFINE_ENUM(SOCK_DGRAM);
TRACE_DEFINE_ENUM(SOCK_RAW);
TRACE_DEFINE_ENUM(SOCK_RDM);
TRACE_DEFINE_ENUM(SOCK_SEQPACKET);
TRACE_DEFINE_ENUM(SOCK_DCCP);
TRACE_DEFINE_ENUM(SOCK_PACKET);

#define show_socket_type(type)					\
	__print_symbolic(type,					\
		{ SOCK_STREAM,		"STREAM" },		\
		{ SOCK_DGRAM,		"DGRAM" },		\
		{ SOCK_RAW,		"RAW" },		\
		{ SOCK_RDM,		"RDM" },		\
		{ SOCK_SEQPACKET,	"SEQPACKET" },		\
		{ SOCK_DCCP,		"DCCP" },		\
		{ SOCK_PACKET,		"PACKET" })

/* This list is known to be incomplete, add new enums as needed. */
TRACE_DEFINE_ENUM(AF_UNSPEC);
TRACE_DEFINE_ENUM(AF_UNIX);
TRACE_DEFINE_ENUM(AF_LOCAL);
TRACE_DEFINE_ENUM(AF_INET);
TRACE_DEFINE_ENUM(AF_INET6);

#define rpc_show_address_family(family)				\
	__print_symbolic(family,				\
		{ AF_UNSPEC,		"AF_UNSPEC" },		\
		{ AF_UNIX,		"AF_UNIX" },		\
		{ AF_LOCAL,		"AF_LOCAL" },		\
		{ AF_INET,		"AF_INET" },		\
		{ AF_INET6,		"AF_INET6" })

DECLARE_EVENT_CLASS(rpc_xdr_buf_class,
	TP_PROTO(
		const struct rpc_task *task,
		const struct xdr_buf *xdr
	),

	TP_ARGS(task, xdr),

	TP_STRUCT__entry(
		__field(unsigned int, task_id)
		__field(unsigned int, client_id)
		__field(const void *, head_base)
		__field(size_t, head_len)
		__field(const void *, tail_base)
		__field(size_t, tail_len)
		__field(unsigned int, page_base)
		__field(unsigned int, page_len)
		__field(unsigned int, msg_len)
	),

	TP_fast_assign(
		__entry->task_id = task->tk_pid;
		__entry->client_id = task->tk_client ?
				     task->tk_client->cl_clid : -1;
		__entry->head_base = xdr->head[0].iov_base;
		__entry->head_len = xdr->head[0].iov_len;
		__entry->tail_base = xdr->tail[0].iov_base;
		__entry->tail_len = xdr->tail[0].iov_len;
		__entry->page_base = xdr->page_base;
		__entry->page_len = xdr->page_len;
		__entry->msg_len = xdr->len;
	),

	TP_printk(SUNRPC_TRACE_TASK_SPECIFIER
		  " head=[%p,%zu] page=%u(%u) tail=[%p,%zu] len=%u",
		__entry->task_id, __entry->client_id,
		__entry->head_base, __entry->head_len,
		__entry->page_len, __entry->page_base,
		__entry->tail_base, __entry->tail_len,
		__entry->msg_len
	)
);

#define DEFINE_RPCXDRBUF_EVENT(name)					\
		DEFINE_EVENT(rpc_xdr_buf_class,				\
				rpc_xdr_##name,				\
				TP_PROTO(				\
					const struct rpc_task *task,	\
					const struct xdr_buf *xdr	\
				),					\
				TP_ARGS(task, xdr))

DEFINE_RPCXDRBUF_EVENT(sendto);
DEFINE_RPCXDRBUF_EVENT(recvfrom);
DEFINE_RPCXDRBUF_EVENT(reply_pages);


DECLARE_EVENT_CLASS(rpc_clnt_class,
	TP_PROTO(
		const struct rpc_clnt *clnt
	),

	TP_ARGS(clnt),

	TP_STRUCT__entry(
		__field(unsigned int, client_id)
	),

	TP_fast_assign(
		__entry->client_id = clnt->cl_clid;
	),

	TP_printk("client=" SUNRPC_TRACE_CLID_SPECIFIER, __entry->client_id)
);

#define DEFINE_RPC_CLNT_EVENT(name)					\
		DEFINE_EVENT(rpc_clnt_class,				\
				rpc_clnt_##name,			\
				TP_PROTO(				\
					const struct rpc_clnt *clnt	\
				),					\
				TP_ARGS(clnt))

DEFINE_RPC_CLNT_EVENT(free);
DEFINE_RPC_CLNT_EVENT(killall);
DEFINE_RPC_CLNT_EVENT(shutdown);
DEFINE_RPC_CLNT_EVENT(release);
DEFINE_RPC_CLNT_EVENT(replace_xprt);
DEFINE_RPC_CLNT_EVENT(replace_xprt_err);

TRACE_DEFINE_ENUM(RPC_XPRTSEC_NONE);
TRACE_DEFINE_ENUM(RPC_XPRTSEC_TLS_X509);

#define rpc_show_xprtsec_policy(policy)					\
	__print_symbolic(policy,					\
		{ RPC_XPRTSEC_NONE,		"none" },		\
		{ RPC_XPRTSEC_TLS_ANON,		"tls-anon" },		\
		{ RPC_XPRTSEC_TLS_X509,		"tls-x509" })

#define rpc_show_create_flags(flags)					\
	__print_flags(flags, "|",					\
		{ RPC_CLNT_CREATE_HARDRTRY,	"HARDRTRY" },		\
		{ R