1#undef TRACE_SYSTEM
2#define TRACE_SYSTEM target
3
4#if !defined(_TRACE_TARGET_H) || defined(TRACE_HEADER_MULTI_READ)
5#define _TRACE_TARGET_H
6
7#include <linux/tracepoint.h>
8#include <linux/trace_seq.h>
9#include <scsi/scsi.h>
10#include <scsi/scsi_tcq.h>
11#include <target/target_core_base.h>
12
13/* cribbed verbatim from <trace/event/scsi.h> */
14#define scsi_opcode_name(opcode)	{ opcode, #opcode }
15#define show_opcode_name(val)					\
16	__print_symbolic(val,					\
17		scsi_opcode_name(TEST_UNIT_READY),		\
18		scsi_opcode_name(REZERO_UNIT),			\
19		scsi_opcode_name(REQUEST_SENSE),		\
20		scsi_opcode_name(FORMAT_UNIT),			\
21		scsi_opcode_name(READ_BLOCK_LIMITS),		\
22		scsi_opcode_name(REASSIGN_BLOCKS),		\
23		scsi_opcode_name(INITIALIZE_ELEMENT_STATUS),	\
24		scsi_opcode_name(READ_6),			\
25		scsi_opcode_name(WRITE_6),			\
26		scsi_opcode_name(SEEK_6),			\
27		scsi_opcode_name(READ_REVERSE),			\
28		scsi_opcode_name(WRITE_FILEMARKS),		\
29		scsi_opcode_name(SPACE),			\
30		scsi_opcode_name(INQUIRY),			\
31		scsi_opcode_name(RECOVER_BUFFERED_DATA),	\
32		scsi_opcode_name(MODE_SELECT),			\
33		scsi_opcode_name(RESERVE),			\
34		scsi_opcode_name(RELEASE),			\
35		scsi_opcode_name(COPY),				\
36		scsi_opcode_name(ERASE),			\
37		scsi_opcode_name(MODE_SENSE),			\
38		scsi_opcode_name(START_STOP),			\
39		scsi_opcode_name(RECEIVE_DIAGNOSTIC),		\
40		scsi_opcode_name(SEND_DIAGNOSTIC),		\
41		scsi_opcode_name(ALLOW_MEDIUM_REMOVAL),		\
42		scsi_opcode_name(SET_WINDOW),			\
43		scsi_opcode_name(READ_CAPACITY),		\
44		scsi_opcode_name(READ_10),			\
45		scsi_opcode_name(WRITE_10),			\
46		scsi_opcode_name(SEEK_10),			\
47		scsi_opcode_name(POSITION_TO_ELEMENT),		\
48		scsi_opcode_name(WRITE_VERIFY),			\
49		scsi_opcode_name(VERIFY),			\
50		scsi_opcode_name(SEARCH_HIGH),			\
51		scsi_opcode_name(SEARCH_EQUAL),			\
52		scsi_opcode_name(SEARCH_LOW),			\
53		scsi_opcode_name(SET_LIMITS),			\
54		scsi_opcode_name(PRE_FETCH),			\
55		scsi_opcode_name(READ_POSITION),		\
56		scsi_opcode_name(SYNCHRONIZE_CACHE),		\
57		scsi_opcode_name(LOCK_UNLOCK_CACHE),		\
58		scsi_opcode_name(READ_DEFECT_DATA),		\
59		scsi_opcode_name(MEDIUM_SCAN),			\
60		scsi_opcode_name(COMPARE),			\
61		scsi_opcode_name(COPY_VERIFY),			\
62		scsi_opcode_name(WRITE_BUFFER),			\
63		scsi_opcode_name(READ_BUFFER),			\
64		scsi_opcode_name(UPDATE_BLOCK),			\
65		scsi_opcode_name(READ_LONG),			\
66		scsi_opcode_name(WRITE_LONG),			\
67		scsi_opcode_name(CHANGE_DEFINITION),		\
68		scsi_opcode_name(WRITE_SAME),			\
69		scsi_opcode_name(UNMAP),			\
70		scsi_opcode_name(READ_TOC),			\
71		scsi_opcode_name(LOG_SELECT),			\
72		scsi_opcode_name(LOG_SENSE),			\
73		scsi_opcode_name(XDWRITEREAD_10),		\
74		scsi_opcode_name(MODE_SELECT_10),		\
75		scsi_opcode_name(RESERVE_10),			\
76		scsi_opcode_name(RELEASE_10),			\
77		scsi_opcode_name(MODE_SENSE_10),		\
78		scsi_opcode_name(PERSISTENT_RESERVE_IN),	\
79		scsi_opcode_name(PERSISTENT_RESERVE_OUT),	\
80		scsi_opcode_name(VARIABLE_LENGTH_CMD),		\
81		scsi_opcode_name(REPORT_LUNS),			\
82		scsi_opcode_name(MAINTENANCE_IN),		\
83		scsi_opcode_name(MAINTENANCE_OUT),		\
84		scsi_opcode_name(MOVE_MEDIUM),			\
85		scsi_opcode_name(EXCHANGE_MEDIUM),		\
86		scsi_opcode_name(READ_12),			\
87		scsi_opcode_name(WRITE_12),			\
88		scsi_opcode_name(WRITE_VERIFY_12),		\
89		scsi_opcode_name(SEARCH_HIGH_12),		\
90		scsi_opcode_name(SEARCH_EQUAL_12),		\
91		scsi_opcode_name(SEARCH_LOW_12),		\
92		scsi_opcode_name(READ_ELEMENT_STATUS),		\
93		scsi_opcode_name(SEND_VOLUME_TAG),		\
94		scsi_opcode_name(WRITE_LONG_2),			\
95		scsi_opcode_name(READ_16),			\
96		scsi_opcode_name(WRITE_16),			\
97		scsi_opcode_name(VERIFY_16),			\
98		scsi_opcode_name(WRITE_SAME_16),		\
99		scsi_opcode_name(SERVICE_ACTION_IN_16),		\
100		scsi_opcode_name(SAI_READ_CAPACITY_16),		\
101		scsi_opcode_name(SAI_GET_LBA_STATUS),		\
102		scsi_opcode_name(MI_REPORT_TARGET_PGS),		\
103		scsi_opcode_name(MO_SET_TARGET_PGS),		\
104		scsi_opcode_name(READ_32),			\
105		scsi_opcode_name(WRITE_32),			\
106		scsi_opcode_name(WRITE_SAME_32),		\
107		scsi_opcode_name(ATA_16),			\
108		scsi_opcode_name(ATA_12))
109
110#define show_task_attribute_name(val)				\
111	__print_symbolic(val,					\
112		{ TCM_SIMPLE_TAG,	"SIMPLE"	},	\
113		{ TCM_HEAD_TAG,		"HEAD"		},	\
114		{ TCM_ORDERED_TAG,	"ORDERED"	},	\
115		{ TCM_ACA_TAG,		"ACA"		} )
116
117#define show_scsi_status_name(val)				\
118	__print_symbolic(val,					\
119		{ SAM_STAT_GOOD,	"GOOD" },		\
120		{ SAM_STAT_CHECK_CONDITION, "CHECK CONDITION" }, \
121		{ SAM_STAT_CONDITION_MET, "CONDITION MET" },	\
122		{ SAM_STAT_BUSY,	"BUSY" },		\
123		{ SAM_STAT_INTERMEDIATE, "INTERMEDIATE" },	\
124		{ SAM_STAT_INTERMEDIATE_CONDITION_MET, "INTERMEDIATE CONDITION MET" }, \
125		{ SAM_STAT_RESERVATION_CONFLICT, "RESERVATION CONFLICT" }, \
126		{ SAM_STAT_COMMAND_TERMINATED, "COMMAND TERMINATED" }, \
127		{ SAM_STAT_TASK_SET_FULL, "TASK SET FULL" },	\
128		{ SAM_STAT_ACA_ACTIVE, "ACA ACTIVE" },		\
129		{ SAM_STAT_TASK_ABORTED, "TASK ABORTED" } )
130
131TRACE_EVENT(target_sequencer_start,
132
133	TP_PROTO(struct se_cmd *cmd),
134
135	TP_ARGS(cmd),
136
137	TP_STRUCT__entry(
138		__field( unsigned int,	unpacked_lun	)
139		__field( unsigned int,	opcode		)
140		__field( unsigned int,	data_length	)
141		__field( unsigned int,	task_attribute  )
142		__array( unsigned char,	cdb, TCM_MAX_COMMAND_SIZE	)
143		__string( initiator,	cmd->se_sess->se_node_acl->initiatorname	)
144	),
145
146	TP_fast_assign(
147		__entry->unpacked_lun	= cmd->orig_fe_lun;
148		__entry->opcode		= cmd->t_task_cdb[0];
149		__entry->data_length	= cmd->data_length;
150		__entry->task_attribute	= cmd->sam_task_attr;
151		memcpy(__entry->cdb, cmd->t_task_cdb, TCM_MAX_COMMAND_SIZE);
152		__assign_str(initiator, cmd->se_sess->se_node_acl->initiatorname);
153	),
154
155	TP_printk("%s -> LUN %03u %s data_length %6u  CDB %s  (TA:%s C:%02x)",
156		  __get_str(initiator), __entry->unpacked_lun,
157		  show_opcode_name(__entry->opcode),
158		  __entry->data_length, __print_hex(__entry->cdb, 16),
159		  show_task_attribute_name(__entry->task_attribute),
160		  scsi_command_size(__entry->cdb) <= 16 ?
161			__entry->cdb[scsi_command_size(__entry->cdb) - 1] :
162			__entry->cdb[1]
163	)
164);
165
166TRACE_EVENT(target_cmd_complete,
167
168	TP_PROTO(struct se_cmd *cmd),
169
170	TP_ARGS(cmd),
171
172	TP_STRUCT__entry(
173		__field( unsigned int,	unpacked_lun	)
174		__field( unsigned int,	opcode		)
175		__field( unsigned int,	data_length	)
176		__field( unsigned int,	task_attribute  )
177		__field( unsigned char,	scsi_status	)
178		__field( unsigned char,	sense_length	)
179		__array( unsigned char,	cdb, TCM_MAX_COMMAND_SIZE	)
180		__array( unsigned char,	sense_data, 18	)
181		__string(initiator,	cmd->se_sess->se_node_acl->initiatorname)
182	),
183
184	TP_fast_assign(
185		__entry->unpacked_lun	= cmd->orig_fe_lun;
186		__entry->opcode		= cmd->t_task_cdb[0];
187		__entry->data_length	= cmd->data_length;
188		__entry->task_attribute	= cmd->sam_task_attr;
189		__entry->scsi_status	= cmd->scsi_status;
190		__entry->sense_length	= cmd->scsi_status == SAM_STAT_CHECK_CONDITION ?
191			min(18, ((u8 *) cmd->sense_buffer)[SPC_ADD_SENSE_LEN_OFFSET] + 8) : 0;
192		memcpy(__entry->cdb, cmd->t_task_cdb, TCM_MAX_COMMAND_SIZE);
193		memcpy(__entry->sense_data, cmd->sense_buffer, __entry->sense_length);
194		__assign_str(initiator, cmd->se_sess->se_node_acl->initiatorname);
195	),
196
197	TP_printk("%s <- LUN %03u status %s (sense len %d%s%s)  %s data_length %6u  CDB %s  (TA:%s C:%02x)",
198		  __get_str(initiator), __entry->unpacked_lun,
199		  show_scsi_status_name(__entry->scsi_status),
200		  __entry->sense_length, __entry->sense_length ? " / " : "",
201		  __print_hex(__entry->sense_data, __entry->sense_length),
202		  show_opcode_name(__entry->opcode),
203		  __entry->data_length, __print_hex(__entry->cdb, 16),
204		  show_task_attribute_name(__entry->task_attribute),
205		  scsi_command_size(__entry->cdb) <= 16 ?
206			__entry->cdb[scsi_command_size(__entry->cdb) - 1] :
207			__entry->cdb[1]
208	)
209);
210
211#endif /*  _TRACE_TARGET_H */
212
213/* This part must be outside protection */
214#include <trace/define_trace.h>
215