[net-next-2.6.git] / fs / gfs2 / trace_gfs2.h

#undef TRACE_SYSTEM
#define TRACE_SYSTEM gfs2

#if !defined(_TRACE_GFS2_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_GFS2_H

#include <linux/tracepoint.h>

#include <linux/fs.h>
#include <linux/buffer_head.h>
#include <linux/dlmconstants.h>
#include <linux/gfs2_ondisk.h>
#include "incore.h"
#include "glock.h"

#define dlm_state_name(nn) { DLM_LOCK_##nn, #nn }
#define glock_trace_name(x) __print_symbolic(x,		\
			    dlm_state_name(IV),		\
			    dlm_state_name(NL),		\
			    dlm_state_name(CR),		\
			    dlm_state_name(CW),		\
			    dlm_state_name(PR),		\
			    dlm_state_name(PW),		\
			    dlm_state_name(EX))

#define block_state_name(x) __print_symbolic(x,			\
			    { GFS2_BLKST_FREE, "free" },	\
			    { GFS2_BLKST_USED, "used" },	\
			    { GFS2_BLKST_DINODE, "dinode" },	\
			    { GFS2_BLKST_UNLINKED, "unlinked" })

#define show_glock_flags(flags) __print_flags(flags, "",	\
	{(1UL << GLF_LOCK),			"l" },		\
	{(1UL << GLF_DEMOTE),			"D" },		\
	{(1UL << GLF_PENDING_DEMOTE),		"d" },		\
	{(1UL << GLF_DEMOTE_IN_PROGRESS),	"p" },		\
	{(1UL << GLF_DIRTY),			"y" },		\
	{(1UL << GLF_LFLUSH),			"f" },		\
	{(1UL << GLF_INVALIDATE_IN_PROGRESS),	"i" },		\
	{(1UL << GLF_REPLY_PENDING),		"r" },		\
	{(1UL << GLF_INITIAL),			"I" },		\
	{(1UL << GLF_FROZEN),			"F" },		\
	{(1UL << GLF_QUEUED),			"q" })

#ifndef NUMPTY
#define NUMPTY
static inline u8 glock_trace_state(unsigned int state)
{
	switch(state) {
	case LM_ST_SHARED:
		return DLM_LOCK_PR;
	case LM_ST_DEFERRED:
		return DLM_LOCK_CW;
	case LM_ST_EXCLUSIVE:
		return DLM_LOCK_EX;
	}
	return DLM_LOCK_NL;
}
#endif

/* Section 1 - Locking
 *
 * Objectives:
 * Latency: Remote demote request to state change
 * Latency: Local lock request to state change
 * Latency: State change to lock grant
 * Correctness: Ordering of local lock state vs. I/O requests
 * Correctness: Responses to remote demote requests
 */

/* General glock state change (DLM lock request completes) */
TRACE_EVENT(gfs2_glock_state_change,

	TP_PROTO(const struct gfs2_glock *gl, unsigned int new_state),

	TP_ARGS(gl, new_state),

	TP_STRUCT__entry(
		__field(	dev_t,	dev			)
		__field(	u64,	glnum			)
		__field(	u32,	gltype			)
		__field(	u8,	cur_state		)
		__field(	u8,	new_state		)
		__field(	u8,	dmt_state		)
		__field(	u8,	tgt_state		)
		__field(	unsigned long,	flags		)
	),

	TP_fast_assign(
		__entry->dev		= gl->gl_sbd->sd_vfs->s_dev;
		__entry->glnum		= gl->gl_name.ln_number;
		__entry->gltype		= gl->gl_name.ln_type;
		__entry->cur_state	= glock_trace_state(gl->gl_state);
		__entry->new_state	= glock_trace_state(new_state);
		__entry->tgt_state	= glock_trace_state(gl->gl_target);
		__entry->dmt_state	= glock_trace_state(gl->gl_demote_state);
		__entry->flags		= gl->gl_flags;
	),

	TP_printk("%u,%u glock %d:%lld state %s to %s tgt:%s dmt:%s flags:%s",
		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->gltype,
		 (unsigned long long)__entry->glnum,
		  glock_trace_name(__entry->cur_state),
		  glock_trace_name(__entry->new_state),
		  glock_trace_name(__entry->tgt_state),
		  glock_trace_name(__entry->dmt_state),
		  show_glock_flags(__entry->flags))
);

/* State change -> unlocked, glock is being deallocated */
TRACE_EVENT(gfs2_glock_put,

	TP_PROTO(const struct gfs2_glock *gl),

	TP_ARGS(gl),

	TP_STRUCT__entry(
		__field(        dev_t,  dev                     )
		__field(	u64,	glnum			)
		__field(	u32,	gltype			)
		__field(	u8,	cur_state		)
		__field(	unsigned long,	flags		)
	),

	TP_fast_assign(
		__entry->dev		= gl->gl_sbd->sd_vfs->s_dev;
		__entry->gltype		= gl->gl_name.ln_type;
		__entry->glnum		= gl->gl_name.ln_number;
		__entry->cur_state	= glock_trace_state(gl->gl_state);
		__entry->flags		= gl->gl_flags;
	),

	TP_printk("%u,%u glock %d:%lld state %s => %s flags:%s",
		  MAJOR(__entry->dev), MINOR(__entry->dev),
                  __entry->gltype, (unsigned long long)__entry->glnum,
                  glock_trace_name(__entry->cur_state),
		  glock_trace_name(DLM_LOCK_IV),
		  show_glock_flags(__entry->flags))

);

/* Callback (local or remote) requesting lock demotion */
TRACE_EVENT(gfs2_demote_rq,

	TP_PROTO(const struct gfs2_glock *gl),

	TP_ARGS(gl),

	TP_STRUCT__entry(
		__field(        dev_t,  dev                     )
		__field(	u64,	glnum			)
		__field(	u32,	gltype			)
		__field(	u8,	cur_state		)
		__field(	u8,	dmt_state		)
		__field(	unsigned long,	flags		)
	),

	TP_fast_assign(
		__entry->dev		= gl->gl_sbd->sd_vfs->s_dev;
		__entry->gltype		= gl->gl_name.ln_type;
		__entry->glnum		= gl->gl_name.ln_number;
		__entry->cur_state	= glock_trace_state(gl->gl_state);
		__entry->dmt_state	= glock_trace_state(gl->gl_demote_state);
		__entry->flags		= gl->gl_flags;
	),

	TP_printk("%u,%u glock %d:%lld demote %s to %s flags:%s",
		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->gltype,
		  (unsigned long long)__entry->glnum,
                  glock_trace_name(__entry->cur_state),
                  glock_trace_name(__entry->dmt_state),
		  show_glock_flags(__entry->flags))

);

/* Promotion/grant of a glock */
TRACE_EVENT(gfs2_promote,

	TP_PROTO(const struct gfs2_holder *gh, int first),

	TP_ARGS(gh, first),

	TP_STRUCT__entry(
		__field(        dev_t,  dev                     )
		__field(	u64,	glnum			)
		__field(	u32,	gltype			)
		__field(	int,	first			)
		__field(	u8,	state			)
	),

	TP_fast_assign(
		__entry->dev	= gh->gh_gl->gl_sbd->sd_vfs->s_dev;
		__entry->glnum	= gh->gh_gl->gl_name.ln_number;
		__entry->gltype	= gh->gh_gl->gl_name.ln_type;
		__entry->first	= first;
		__entry->state	= glock_trace_state(gh->gh_state);
	),

	TP_printk("%u,%u glock %u:%llu promote %s %s",
		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->gltype,
		  (unsigned long long)__entry->glnum,
		  __entry->first ? "first": "other",
		  glock_trace_name(__entry->state))
);

/* Queue/dequeue a lock request */
TRACE_EVENT(gfs2_glock_queue,

	TP_PROTO(const struct gfs2_holder *gh, int queue),

	TP_ARGS(gh, queue),

	TP_STRUCT__entry(
		__field(        dev_t,  dev                     )
		__field(	u64,	glnum			)
		__field(	u32,	gltype			)
		__field(	int,	queue			)
		__field(	u8,	state			)
	),

	TP_fast_assign(
		__entry->dev	= gh->gh_gl->gl_sbd->sd_vfs->s_dev;
		__entry->glnum	= gh->gh_gl->gl_name.ln_number;
		__entry->gltype	= gh->gh_gl->gl_name.ln_type;
		__entry->queue	= queue;
		__entry->state	= glock_trace_state(gh->gh_state);
	),

	TP_printk("%u,%u glock %u:%llu %squeue %s",
		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->gltype,
		  (unsigned long long)__entry->glnum,
		  __entry->queue ? "" : "de",
		  glock_trace_name(__entry->state))
);

/* Section 2 - Log/journal
 *
 * Objectives:
 * Latency: Log flush time
 * Correctness: pin/unpin vs. disk I/O ordering
 * Performance: Log usage stats
 */

/* Pin/unpin a block in the log */
TRACE_EVENT(gfs2_pin,

	TP_PROTO(const struct gfs2_bufdata *bd, int pin),

	TP_ARGS(bd, pin),

	TP_STRUCT__entry(
		__field(        dev_t,  dev                     )
		__field(	int,	pin			)
		__field(	u32,	len			)
		__field(	sector_t,	block		)
		__field(	u64,	ino			)
	),

	TP_fast_assign(
		__entry->dev		= bd->bd_gl->gl_sbd->sd_vfs->s_dev;
		__entry->pin		= pin;
		__entry->len		= bd->bd_bh->b_size;
		__entry->block		= bd->bd_bh->b_blocknr;
		__entry->ino		= bd->bd_gl->gl_name.ln_number;
	),

	TP_printk("%u,%u log %s %llu/%lu inode %llu",
		  MAJOR(__entry->dev), MINOR(__entry->dev),
		  __entry->pin ? "pin" : "unpin",
		  (unsigned long long)__entry->block,
		  (unsigned long)__entry->len,
		  (unsigned long long)__entry->ino)
);

/* Flushing the log */
TRACE_EVENT(gfs2_log_flush,

	TP_PROTO(const struct gfs2_sbd *sdp, int start),

	TP_ARGS(sdp, start),

	TP_STRUCT__entry(
		__field(        dev_t,  dev                     )
		__field(	int,	start			)
		__field(	u64,	log_seq			)
	),

	TP_fast_assign(
		__entry->dev            = sdp->sd_vfs->s_dev;
		__entry->start		= start;
		__entry->log_seq	= sdp->sd_log_sequence;
	),

	TP_printk("%u,%u log flush %s %llu",
		  MAJOR(__entry->dev), MINOR(__entry->dev),
		  __entry->start ? "start" : "end",
		  (unsigned long long)__entry->log_seq)
);

/* Reserving/releasing blocks in the log */
TRACE_EVENT(gfs2_log_blocks,

	TP_PROTO(const struct gfs2_sbd *sdp, int blocks),

	TP_ARGS(sdp, blocks),

	TP_STRUCT__entry(
		__field(        dev_t,  dev                     )
		__field(	int,	blocks			)
	),

	TP_fast_assign(
		__entry->dev		= sdp->sd_vfs->s_dev;
		__entry->blocks		= blocks;
	),

	TP_printk("%u,%u log reserve %d", MAJOR(__entry->dev),
		  MINOR(__entry->dev), __entry->blocks)
);

/* Section 3 - bmap
 *
 * Objectives:
 * Latency: Bmap request time
 * Performance: Block allocator tracing
 * Correctness: Test of disard generation vs. blocks allocated
 */

/* Map an extent of blocks, possibly a new allocation */
TRACE_EVENT(gfs2_bmap,

	TP_PROTO(const struct gfs2_inode *ip, const struct buffer_head *bh,
		sector_t lblock, int create, int errno),

	TP_ARGS(ip, bh, lblock, create, errno),

	TP_STRUCT__entry(
		__field(        dev_t,  dev                     )
		__field(	sector_t, lblock		)
		__field(	sector_t, pblock		)
		__field(	u64,	inum			)
		__field(	unsigned long, state		)
		__field(	u32,	len			)
		__field(	int,	create			)
		__field(	int,	errno			)
	),

	TP_fast_assign(
		__entry->dev            = ip->i_gl->gl_sbd->sd_vfs->s_dev;
		__entry->lblock		= lblock;
		__entry->pblock		= buffer_mapped(bh) ?  bh->b_blocknr : 0;
		__entry->inum		= ip->i_no_addr;
		__entry->state		= bh->b_state;
		__entry->len		= bh->b_size;
		__entry->create		= create;
		__entry->errno		= errno;
	),

	TP_printk("%u,%u bmap %llu map %llu/%lu to %llu flags:%08lx %s %d",
		  MAJOR(__entry->dev), MINOR(__entry->dev),
		  (unsigned long long)__entry->inum,
		  (unsigned long long)__entry->lblock,
		  (unsigned long)__entry->len,
		  (unsigned long long)__entry->pblock,
		  __entry->state, __entry->create ? "create " : "nocreate",
		  __entry->errno)
);

/* Keep track of blocks as they are allocated/freed */
TRACE_EVENT(gfs2_block_alloc,

	TP_PROTO(const struct gfs2_inode *ip, u64 block, unsigned len,
		u8 block_state),

	TP_ARGS(ip, block, len, block_state),

	TP_STRUCT__entry(
		__field(        dev_t,  dev                     )
		__field(	u64,	start			)
		__field(	u64,	inum			)
		__field(	u32,	len			)
		__field(	u8,	block_state		)
	),

	TP_fast_assign(
		__entry->dev		= ip->i_gl->gl_sbd->sd_vfs->s_dev;
		__entry->start		= block;
		__entry->inum		= ip->i_no_addr;
		__entry->len		= len;
		__entry->block_state	= block_state;
	),

	TP_printk("%u,%u bmap %llu alloc %llu/%lu %s",
		  MAJOR(__entry->dev), MINOR(__entry->dev),
		  (unsigned long long)__entry->inum,
		  (unsigned long long)__entry->start,
		  (unsigned long)__entry->len,
		  block_state_name(__entry->block_state))
);

#endif /* _TRACE_GFS2_H */

/* This part must be outside protection */
#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .
#define TRACE_INCLUDE_FILE trace_gfs2
#include <trace/define_trace.h>
Commit	Line	Data
d0b6e04a LZ	1	#undef TRACE_SYSTEM
	2	#define TRACE_SYSTEM gfs2
	3
63997775 SW	4	#if !defined(_TRACE_GFS2_H) \|\| defined(TRACE_HEADER_MULTI_READ)
	5	#define _TRACE_GFS2_H
	6
	7	#include <linux/tracepoint.h>
	8
63997775 SW	9	#include <linux/fs.h>
	10	#include <linux/buffer_head.h>
	11	#include <linux/dlmconstants.h>
	12	#include <linux/gfs2_ondisk.h>
	13	#include "incore.h"
	14	#include "glock.h"
	15
	16	#define dlm_state_name(nn) { DLM_LOCK_##nn, #nn }
	17	#define glock_trace_name(x) __print_symbolic(x, \
	18	dlm_state_name(IV), \
	19	dlm_state_name(NL), \
	20	dlm_state_name(CR), \
	21	dlm_state_name(CW), \
	22	dlm_state_name(PR), \
	23	dlm_state_name(PW), \
	24	dlm_state_name(EX))
	25
	26	#define block_state_name(x) __print_symbolic(x, \
	27	{ GFS2_BLKST_FREE, "free" }, \
	28	{ GFS2_BLKST_USED, "used" }, \
	29	{ GFS2_BLKST_DINODE, "dinode" }, \
	30	{ GFS2_BLKST_UNLINKED, "unlinked" })
	31
	32	#define show_glock_flags(flags) __print_flags(flags, "", \
	33	{(1UL << GLF_LOCK), "l" }, \
	34	{(1UL << GLF_DEMOTE), "D" }, \
	35	{(1UL << GLF_PENDING_DEMOTE), "d" }, \
	36	{(1UL << GLF_DEMOTE_IN_PROGRESS), "p" }, \
	37	{(1UL << GLF_DIRTY), "y" }, \
	38	{(1UL << GLF_LFLUSH), "f" }, \
	39	{(1UL << GLF_INVALIDATE_IN_PROGRESS), "i" }, \
	40	{(1UL << GLF_REPLY_PENDING), "r" }, \
	41	{(1UL << GLF_INITIAL), "I" }, \
7b5e3d5f SW	42	{(1UL << GLF_FROZEN), "F" }, \
7b5e3d5f SW	43	{(1UL << GLF_QUEUED), "q" })
63997775 SW	44
	45	#ifndef NUMPTY
	46	#define NUMPTY
	47	static inline u8 glock_trace_state(unsigned int state)
	48	{
	49	switch(state) {
	50	case LM_ST_SHARED:
	51	return DLM_LOCK_PR;
	52	case LM_ST_DEFERRED:
	53	return DLM_LOCK_CW;
	54	case LM_ST_EXCLUSIVE:
	55	return DLM_LOCK_EX;
	56	}
	57	return DLM_LOCK_NL;
	58	}
	59	#endif
	60
	61	/* Section 1 - Locking
	62	*
	63	* Objectives:
	64	* Latency: Remote demote request to state change
	65	* Latency: Local lock request to state change
	66	* Latency: State change to lock grant
	67	* Correctness: Ordering of local lock state vs. I/O requests
	68	* Correctness: Responses to remote demote requests
	69	*/
	70
	71	/* General glock state change (DLM lock request completes) */
	72	TRACE_EVENT(gfs2_glock_state_change,
	73
	74	TP_PROTO(const struct gfs2_glock *gl, unsigned int new_state),
	75
	76	TP_ARGS(gl, new_state),
	77
	78	TP_STRUCT__entry(
	79	__field( dev_t, dev )
	80	__field( u64, glnum )
	81	__field( u32, gltype )
	82	__field( u8, cur_state )
	83	__field( u8, new_state )
	84	__field( u8, dmt_state )
	85	__field( u8, tgt_state )
	86	__field( unsigned long, flags )
	87	),
	88
	89	TP_fast_assign(
	90	__entry->dev = gl->gl_sbd->sd_vfs->s_dev;
	91	__entry->glnum = gl->gl_name.ln_number;
	92	__entry->gltype = gl->gl_name.ln_type;
	93	__entry->cur_state = glock_trace_state(gl->gl_state);
	94	__entry->new_state = glock_trace_state(new_state);
	95	__entry->tgt_state = glock_trace_state(gl->gl_target);
	96	__entry->dmt_state = glock_trace_state(gl->gl_demote_state);
	97	__entry->flags = gl->gl_flags;
	98	),
	99
	100	TP_printk("%u,%u glock %d:%lld state %s to %s tgt:%s dmt:%s flags:%s",
	101	MAJOR(__entry->dev), MINOR(__entry->dev), __entry->gltype,
	102	(unsigned long long)__entry->glnum,
	103	glock_trace_name(__entry->cur_state),
	104	glock_trace_name(__entry->new_state),
	105	glock_trace_name(__entry->tgt_state),
	106	glock_trace_name(__entry->dmt_state),
	107	show_glock_flags(__entry->flags))
108	);
109
110	/* State change -> unlocked, glock is being deallocated */
111	TRACE_EVENT(gfs2_glock_put,
112
113	TP_PROTO(const struct gfs2_glock *gl),
114
115	TP_ARGS(gl),
116
117	TP_STRUCT__entry(
118	__field( dev_t, dev )
119	__field( u64, glnum )
120	__field( u32, gltype )
121	__field( u8, cur_state )
122	__field( unsigned long, flags )
123	),
124
125	TP_fast_assign(
126	__entry->dev = gl->gl_sbd->sd_vfs->s_dev;
127	__entry->gltype = gl->gl_name.ln_type;
128	__entry->glnum = gl->gl_name.ln_number;
129	__entry->cur_state = glock_trace_state(gl->gl_state);
130	__entry->flags = gl->gl_flags;
131	),
132
133	TP_printk("%u,%u glock %d:%lld state %s => %s flags:%s",
134	MAJOR(__entry->dev), MINOR(__entry->dev),
135	__entry->gltype, (unsigned long long)__entry->glnum,
136	glock_trace_name(__entry->cur_state),
137	glock_trace_name(DLM_LOCK_IV),
138	show_glock_flags(__entry->flags))
139
140	);
141
142	/* Callback (local or remote) requesting lock demotion */
143	TRACE_EVENT(gfs2_demote_rq,
144
145	TP_PROTO(const struct gfs2_glock *gl),
146
147	TP_ARGS(gl),
148
149	TP_STRUCT__entry(
150	__field( dev_t, dev )
151	__field( u64, glnum )
152	__field( u32, gltype )
153	__field( u8, cur_state )
154	__field( u8, dmt_state )
155	__field( unsigned long, flags )
156	),
157
158	TP_fast_assign(
159	__entry->dev = gl->gl_sbd->sd_vfs->s_dev;
160	__entry->gltype = gl->gl_name.ln_type;
161	__entry->glnum = gl->gl_name.ln_number;
162	__entry->cur_state = glock_trace_state(gl->gl_state);
163	__entry->dmt_state = glock_trace_state(gl->gl_demote_state);
164	__entry->flags = gl->gl_flags;
165	),
166
167	TP_printk("%u,%u glock %d:%lld demote %s to %s flags:%s",
168	MAJOR(__entry->dev), MINOR(__entry->dev), __entry->gltype,
169	(unsigned long long)__entry->glnum,
170	glock_trace_name(__entry->cur_state),
171	glock_trace_name(__entry->dmt_state),
172	show_glock_flags(__entry->flags))
173
174	);
175
176	/* Promotion/grant of a glock */
177	TRACE_EVENT(gfs2_promote,
178
179	TP_PROTO(const struct gfs2_holder *gh, int first),
180
181	TP_ARGS(gh, first),
182
183	TP_STRUCT__entry(
184	__field( dev_t, dev )
185	__field( u64, glnum )
186	__field( u32, gltype )
187	__field( int, first )
188	__field( u8, state )
189	),
190
191	TP_fast_assign(
192	__entry->dev = gh->gh_gl->gl_sbd->sd_vfs->s_dev;
193	__entry->glnum = gh->gh_gl->gl_name.ln_number;
194	__entry->gltype = gh->gh_gl->gl_name.ln_type;
195	__entry->first = first;
196	__entry->state = glock_trace_state(gh->gh_state);
197	),
198
199	TP_printk("%u,%u glock %u:%llu promote %s %s",
200	MAJOR(__entry->dev), MINOR(__entry->dev), __entry->gltype,
201	(unsigned long long)__entry->glnum,
202	__entry->first ? "first": "other",
203	glock_trace_name(__entry->state))
204	);
205
206	/* Queue/dequeue a lock request */
207	TRACE_EVENT(gfs2_glock_queue,
208
209	TP_PROTO(const struct gfs2_holder *gh, int queue),
210
211	TP_ARGS(gh, queue),
212
213	TP_STRUCT__entry(
214	__field( dev_t, dev )
215	__field( u64, glnum )
216	__field( u32, gltype )
217	__field( int, queue )
218	__field( u8, state )
219	),
220
221	TP_fast_assign(
222	__entry->dev = gh->gh_gl->gl_sbd->sd_vfs->s_dev;
223	__entry->glnum = gh->gh_gl->gl_name.ln_number;
224	__entry->gltype = gh->gh_gl->gl_name.ln_type;
225	__entry->queue = queue;
226	__entry->state = glock_trace_state(gh->gh_state);
227	),
228
229	TP_printk("%u,%u glock %u:%llu %squeue %s",
230	MAJOR(__entry->dev), MINOR(__entry->dev), __entry->gltype,
231	(unsigned long long)__entry->glnum,
232	__entry->queue ? "" : "de",
233	glock_trace_name(__entry->state))
234	);
235
236	/* Section 2 - Log/journal
237	*
238	* Objectives:
239	* Latency: Log flush time
240	* Correctness: pin/unpin vs. disk I/O ordering
241	* Performance: Log usage stats
242	*/
243
244	/* Pin/unpin a block in the log */
245	TRACE_EVENT(gfs2_pin,
246
247	TP_PROTO(const struct gfs2_bufdata *bd, int pin),
248
249	TP_ARGS(bd, pin),
250
251	TP_STRUCT__entry(
252	__field( dev_t, dev )
253	__field( int, pin )
254	__field( u32, len )
255	__field( sector_t, block )
256	__field( u64, ino )
257	),
258
259	TP_fast_assign(
260	__entry->dev = bd->bd_gl->gl_sbd->sd_vfs->s_dev;
261	__entry->pin = pin;
262	__entry->len = bd->bd_bh->b_size;
263	__entry->block = bd->bd_bh->b_blocknr;
264	__entry->ino = bd->bd_gl->gl_name.ln_number;
265	),
266
267	TP_printk("%u,%u log %s %llu/%lu inode %llu",
268	MAJOR(__entry->dev), MINOR(__entry->dev),
269	__entry->pin ? "pin" : "unpin",
270	(unsigned long long)__entry->block,
271	(unsigned long)__entry->len,
272	(unsigned long long)__entry->ino)
273	);
274
275	/* Flushing the log */
276	TRACE_EVENT(gfs2_log_flush,
277
278	TP_PROTO(const struct gfs2_sbd *sdp, int start),
279
280	TP_ARGS(sdp, start),
281
282	TP_STRUCT__entry(
283	__field( dev_t, dev )
284	__field( int, start )
285	__field( u64, log_seq )
286	),
287
288	TP_fast_assign(
289	__entry->dev = sdp->sd_vfs->s_dev;
290	__entry->start = start;
291	__entry->log_seq = sdp->sd_log_sequence;
292	),
293
294	TP_printk("%u,%u log flush %s %llu",
295	MAJOR(__entry->dev), MINOR(__entry->dev),
296	__entry->start ? "start" : "end",
297	(unsigned long long)__entry->log_seq)
298	);
299
300	/* Reserving/releasing blocks in the log */
301	TRACE_EVENT(gfs2_log_blocks,
302
303	TP_PROTO(const struct gfs2_sbd *sdp, int blocks),
304
305	TP_ARGS(sdp, blocks),
306
307	TP_STRUCT__entry(
308	__field( dev_t, dev )
309	__field( int, blocks )
310	),
311
312	TP_fast_assign(
313	__entry->dev = sdp->sd_vfs->s_dev;
314	__entry->blocks = blocks;
315	),
316
317	TP_printk("%u,%u log reserve %d", MAJOR(__entry->dev),
318	MINOR(__entry->dev), __entry->blocks)
319	);
320
321	/* Section 3 - bmap
322	*
323	* Objectives:
324	* Latency: Bmap request time
325	* Performance: Block allocator tracing
326	* Correctness: Test of disard generation vs. blocks allocated
327	*/
328
329	/* Map an extent of blocks, possibly a new allocation */
330	TRACE_EVENT(gfs2_bmap,
331
332	TP_PROTO(const struct gfs2_inode ip, const struct buffer_head bh,
333	sector_t lblock, int create, int errno),
334
335	TP_ARGS(ip, bh, lblock, create, errno),
336
337	TP_STRUCT__entry(
338	__field( dev_t, dev )
339	__field( sector_t, lblock )
340	__field( sector_t, pblock )
341	__field( u64, inum )
342	__field( unsigned long, state )
343	__field( u32, len )
344	__field( int, create )
345	__field( int, errno )
346	),
347
348	TP_fast_assign(
349	__entry->dev = ip->i_gl->gl_sbd->sd_vfs->s_dev;
350	__entry->lblock = lblock;
351	__entry->pblock = buffer_mapped(bh) ? bh->b_blocknr : 0;
352	__entry->inum = ip->i_no_addr;
353	__entry->state = bh->b_state;
354	__entry->len = bh->b_size;
355	__entry->create = create;
356	__entry->errno = errno;
357	),
358
359	TP_printk("%u,%u bmap %llu map %llu/%lu to %llu flags:%08lx %s %d",
360	MAJOR(__entry->dev), MINOR(__entry->dev),
361	(unsigned long long)__entry->inum,
362	(unsigned long long)__entry->lblock,
363	(unsigned long)__entry->len,
364	(unsigned long long)__entry->pblock,
365	__entry->state, __entry->create ? "create " : "nocreate",
366	__entry->errno)
367	);
368
369	/* Keep track of blocks as they are allocated/freed */
370	TRACE_EVENT(gfs2_block_alloc,
371
372	TP_PROTO(const struct gfs2_inode *ip, u64 block, unsigned len,
373	u8 block_state),
374
375	TP_ARGS(ip, block, len, block_state),
376
377	TP_STRUCT__entry(
378	__field( dev_t, dev )
379	__field( u64, start )
380	__field( u64, inum )
381	__field( u32, len )
382	__field( u8, block_state )
383	),
384
385	TP_fast_assign(
386	__entry->dev = ip->i_gl->gl_sbd->sd_vfs->s_dev;
387	__entry->start = block;
388	__entry->inum = ip->i_no_addr;
389	__entry->len = len;
390	__entry->block_state = block_state;
391	),
392
393	TP_printk("%u,%u bmap %llu alloc %llu/%lu %s",
394	MAJOR(__entry->dev), MINOR(__entry->dev),
395	(unsigned long long)__entry->inum,
396	(unsigned long long)__entry->start,
397	(unsigned long)__entry->len,
398	block_state_name(__entry->block_state))
399	);
400
401	#endif /* _TRACE_GFS2_H */
402
403	/* This part must be outside protection */
404	#undef TRACE_INCLUDE_PATH
405	#define TRACE_INCLUDE_PATH .
d0b6e04a	406	#define TRACE_INCLUDE_FILE trace_gfs2
63997775 SW	407	#include <trace/define_trace.h>
63997775 SW	408