path: root/fs/cifs/trace.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 *   Copyright (C) 2018, Microsoft Corporation.
 *
 *   Author(s): Steve French <stfrench@microsoft.com>
 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM cifs

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

#include <linux/tracepoint.h>
#include <linux/net.h>
#include <linux/inet.h>

/*
 * Please use this 3-part article as a reference for writing new tracepoints:
 * https://lwn.net/Articles/379903/
 */

/* For logging errors in read or write */
DECLARE_EVENT_CLASS(smb3_rw_err_class,
	TP_PROTO(unsigned int xid,
		__u64	fid,
		__u32	tid,
		__u64	sesid,
		__u64	offset,
		__u32	len,
		int	rc),
	TP_ARGS(xid, fid, tid, sesid, offset, len, rc),
	TP_STRUCT__entry(
		__field(unsigned int, xid)
		__field(__u64, fid)
		__field(__u32, tid)
		__field(__u64, sesid)
		__field(__u64, offset)
		__field(__u32, len)
		__field(int, rc)
	),
	TP_fast_assign(
		__entry->xid = xid;
		__entry->fid = fid;
		__entry->tid = tid;
		__entry->sesid = sesid;
		__entry->offset = offset;
		__entry->len = len;
		__entry->rc = rc;
	),
	TP_printk("\txid=%u sid=0x%llx tid=0x%x fid=0x%llx offset=0x%llx len=0x%x rc=%d",
		__entry->xid, __entry->sesid, __entry->tid, __entry->fid,
		__entry->offset, __entry->len, __entry->rc)
)

#define DEFINE_SMB3_RW_ERR_EVENT(name)          \
DEFINE_EVENT(smb3_rw_err_class, smb3_##name,    \
	TP_PROTO(unsigned int xid,		\
		__u64	fid,			\
		__u32	tid,			\
		__u64	sesid,			\
		__u64	offset,			\
		__u32	len,			\
		int	rc),			\
	TP_ARGS(xid, fid, tid, sesid, offset, len, rc))

DEFINE_SMB3_RW_ERR_EVENT(write_err);
DEFINE_SMB3_RW_ERR_EVENT(read_err);
DEFINE_SMB3_RW_ERR_EVENT(query_dir_err);
DEFINE_SMB3_RW_ERR_EVENT(zero_err);
DEFINE_SMB3_RW_ERR_EVENT(falloc_err);


/* For logging successful read or write */
DECLARE_EVENT_CLASS(smb3_rw_done_class,
	TP_PROTO(unsigned int xid,
		__u64	fid,
		__u32	tid,
		__u64	sesid,
		__u64	offset,
		__u32	len),
	TP_ARGS(xid, fid, tid, sesid, offset, len),
	TP_STRUCT__entry(
		__field(unsigned int, xid)
		__field(__u64, fid)
		__field(__u32, tid)
		__field(__u64, sesid)
		__field(__u64, offset)
		__field(__u32, len)
	),
	TP_fast_assign(
		__entry->xid = xid;
		__entry->fid = fid;
		__entry->tid = tid;
		__entry->sesid = sesid;
		__entry->offset = offset;
		__entry->len = len;
	),
	TP_printk("xid=%u sid=0x%llx tid=0x%x fid=0x%llx offset=0x%llx len=0x%x",
		__entry->xid, __entry->sesid, __entry->tid, __entry->fid,
		__entry->offset, __entry->len)
)

#define DEFINE_SMB3_RW_DONE_EVENT(name)         \
DEFINE_EVENT(smb3_rw_done_class, smb3_##name,   \
	TP_PROTO(unsigned int xid,		\
		__u64	fid,			\
		__u32	tid,			\
		__u64	sesid,			\
		__u64	offset,			\
		__u32	len),			\
	TP_ARGS(xid, fid, tid, sesid, offset, len))

DEFINE_SMB3_RW_DONE_EVENT(write_enter);
DEFINE_SMB3_RW_DONE_EVENT(read_enter);
DEFINE_SMB3_RW_DONE_EVENT(query_dir_enter);
DEFINE_SMB3_RW_DONE_EVENT(zero_enter);
DEFINE_SMB3_RW_DONE_EVENT(falloc_enter);
DEFINE_SMB3_RW_DONE_EVENT(write_done);
DEFINE_SMB3_RW_DONE_EVENT(read_done);
DEFINE_SMB3_RW_DONE_EVENT(query_dir_done);
DEFINE_SMB3_RW_DONE_EVENT(zero_done);
DEFINE_SMB3_RW_DONE_EVENT(falloc_done);

/*
 * For handle based calls other than read and write, and get/set info
 */
DECLARE_EVENT_CLASS(smb3_fd_class,
	TP_PROTO(unsigned int xid,
		__u64	fid,
		__u32	tid,
		__u64	sesid),
	TP_ARGS(xid, fid, tid, sesid),
	TP_STRUCT__entry(
		__field(unsigned int, xid)
		__field(__u64, fid)
		__field(__u32, tid)
		__field(__u64, sesid)
	),
	TP_fast_assign(
		__entry->xid = xid;
		__entry->fid = fid;
		__entry->tid = tid;
		__entry->sesid = sesid;
	),
	TP_printk("\txid=%u sid=0x%llx tid=0x%x fid=0x%llx",
		__entry->xid, __entry->sesid, __entry->tid, __entry->fid)
)

#define DEFINE_SMB3_FD_EVENT(name)          \
DEFINE_EVENT(smb3_fd_class, smb3_##name,    \
	TP_PROTO(unsigned int xid,		\
		__u64	fid,			\
		__u32	tid,			\
		__u64	sesid),			\
	TP_ARGS(xid, fid, tid, sesid))

DEFINE_SMB3_FD_EVENT(flush_enter);
DEFINE_SMB3_FD_EVENT(flush_done);
DEFINE_SMB3_FD_EVENT(close_enter);
DEFINE_SMB3_FD_EVENT(close_done);

DECLARE_EVENT_CLASS(smb3_fd_err_class,
	TP_PROTO(unsigned int xid,
		__u64	fid,
		__u32	tid,
		__u64	sesid,
		int	rc),
	TP_ARGS(xid, fid, tid, sesid, rc),
	TP_STRUCT__entry(
		__field(unsigned int, xid)
		__field(__u64, fid)
		__field(__u32, tid)
		__field(__u64, sesid)
		__field(int, rc)
	),
	TP_fast_assign(
		__entry->xid = xid;
		__entry->fid = fid;
		__entry->tid = tid;
		__entry->sesid = sesid;
		__entry->rc = rc;
	),
	TP_printk("\txid=%u sid=0x%llx tid=0x%x fid=0x%llx rc=%d",
		__entry->xid, __entry->sesid, __entry->tid, __entry->fid,
		__entry->rc)
)

#define DEFINE_SMB3_FD_ERR_EVENT(name)          \
DEFINE_EVENT(smb3_fd_err_class, smb3_##name,    \
	TP_PROTO(unsigned int xid,		\
		__u64	fid,			\
		__u32	tid,			\
		__u64	sesid,			\
		int	rc),			\
	TP_ARGS(xid, fid, tid, sesid, rc))

DEFINE_SMB3_FD_ERR_EVENT(flush_err);
DEFINE_SMB3_FD_ERR_EVENT(lock_err);
DEFINE_SMB3_FD_ERR_EVENT(close_err);

/*
 * For handle based query/set info calls
 */
DECLARE_EVENT_CLASS(smb3_inf_enter_class,
	TP_PROTO(unsigned int xid,
		__u64	fid,
		__u32	tid,
		__u64	sesid,
		__u8	infclass