[linux.git] / fs / iomap / trace.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright (c) 2009-2019 Christoph Hellwig
 *
 * NOTE: none of these tracepoints shall be consider a stable kernel ABI
 * as they can change at any time.
 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM iomap

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

#include <linux/tracepoint.h>

struct inode;

DECLARE_EVENT_CLASS(iomap_readpage_class,
	TP_PROTO(struct inode *inode, int nr_pages),
	TP_ARGS(inode, nr_pages),
	TP_STRUCT__entry(
		__field(dev_t, dev)
		__field(u64, ino)
		__field(int, nr_pages)
	),
	TP_fast_assign(
		__entry->dev = inode->i_sb->s_dev;
		__entry->ino = inode->i_ino;
		__entry->nr_pages = nr_pages;
	),
	TP_printk("dev %d:%d ino 0x%llx nr_pages %d",
		  MAJOR(__entry->dev), MINOR(__entry->dev),
		  __entry->ino,
		  __entry->nr_pages)
)

#define DEFINE_READPAGE_EVENT(name)		\
DEFINE_EVENT(iomap_readpage_class, name,	\
	TP_PROTO(struct inode *inode, int nr_pages), \
	TP_ARGS(inode, nr_pages))
DEFINE_READPAGE_EVENT(iomap_readpage);
DEFINE_READPAGE_EVENT(iomap_readpages);

DECLARE_EVENT_CLASS(iomap_range_class,
	TP_PROTO(struct inode *inode, unsigned long off, unsigned int len),
	TP_ARGS(inode, off, len),
	TP_STRUCT__entry(
		__field(dev_t, dev)
		__field(u64, ino)
		__field(loff_t, size)
		__field(unsigned long, offset)
		__field(unsigned int, length)
	),
	TP_fast_assign(
		__entry->dev = inode->i_sb->s_dev;
		__entry->ino = inode->i_ino;
		__entry->size = i_size_read(inode);
		__entry->offset = off;
		__entry->length = len;
	),
	TP_printk("dev %d:%d ino 0x%llx size 0x%llx offset %lx "
		  "length %x",
		  MAJOR(__entry->dev), MINOR(__entry->dev),
		  __entry->ino,
		  __entry->size,
		  __entry->offset,
		  __entry->length)
)

#define DEFINE_RANGE_EVENT(name)		\
DEFINE_EVENT(iomap_range_class, name,	\
	TP_PROTO(struct inode *inode, unsigned long off, unsigned int len),\
	TP_ARGS(inode, off, len))
DEFINE_RANGE_EVENT(iomap_writepage);
DEFINE_RANGE_EVENT(iomap_releasepage);
DEFINE_RANGE_EVENT(iomap_invalidatepage);

#define IOMAP_TYPE_STRINGS \
	{ IOMAP_HOLE,		"HOLE" }, \
	{ IOMAP_DELALLOC,	"DELALLOC" }, \
	{ IOMAP_MAPPED,		"MAPPED" }, \
	{ IOMAP_UNWRITTEN,	"UNWRITTEN" }, \
	{ IOMAP_INLINE,		"INLINE" }

#define IOMAP_FLAGS_STRINGS \
	{ IOMAP_WRITE,		"WRITE" }, \
	{ IOMAP_ZERO,		"ZERO" }, \
	{ IOMAP_REPORT,		"REPORT" }, \
	{ IOMAP_FAULT,		"FAULT" }, \
	{ IOMAP_DIRECT,		"DIRECT" }, \
	{ IOMAP_NOWAIT,		"NOWAIT" }

#define IOMAP_F_FLAGS_STRINGS \
	{ IOMAP_F_NEW,		"NEW" }, \
	{ IOMAP_F_DIRTY,	"DIRTY" }, \
	{ IOMAP_F_SHARED,	"SHARED" }, \
	{ IOMAP_F_MERGED,	"MERGED" }, \
	{ IOMAP_F_BUFFER_HEAD,	"BH" }, \
	{ IOMAP_F_SIZE_CHANGED,	"SIZE_CHANGED" }

DECLARE_EVENT_CLASS(iomap_class,
	TP_PROTO(struct inode *inode, struct iomap *iomap),
	TP_ARGS(inode, iomap),
	TP_STRUCT__entry(
		__field(dev_t, dev)
		__field(u64, ino)
		__field(u64, addr)
		__field(loff_t, offset)
		__field(u64, length)
		__field(u16, type)
		__field(u16, flags)
		__field(dev_t, bdev)
	),
	TP_fast_assign(
		__entry->dev = inode->i_sb->s_dev;
		__entry->ino = inode->i_ino;
		__entry->addr = iomap->addr;
		__entry->offset = iomap->offset;
		__entry->length = iomap->length;
		__entry->type = iomap->type;
		__entry->flags = iomap->flags;
		__entry->bdev = iomap->bdev ? iomap->bdev->bd_dev : 0;
	),
	TP_printk("dev %d:%d ino 0x%llx bdev %d:%d addr %lld offset %lld "
		  "length %llu type %s flags %s",
		  MAJOR(__entry->dev), MINOR(__entry->dev),
		  __entry->ino,
		  MAJOR(__entry->bdev), MINOR(__entry->bdev),
		  __entry->addr,
		  __entry->offset,
		  __entry->length,
		  __print_symbolic(__entry->type, IOMAP_TYPE_STRINGS),
		  __print_flags(__entry->flags, "|", IOMAP_F_FLAGS_STRINGS))
)

#define DEFINE_IOMAP_EVENT(name)		\
DEFINE_EVENT(iomap_class, name,	\
	TP_PROTO(struct inode *inode, struct iomap *iomap), \
	TP_ARGS(inode, iomap))
DEFINE_IOMAP_EVENT(iomap_apply_dstmap);
DEFINE_IOMAP_EVENT(iomap_apply_srcmap);

TRACE_EVENT(iomap_apply,
	TP_PROTO(struct inode *inode, loff_t pos, loff_t length,
		unsigned int flags, const void *ops, void *actor,
		unsigned long caller),
	TP_ARGS(inode, pos, length, flags, ops, actor, caller),
	TP_STRUCT__entry(
		__field(dev_t, dev)
		__field(u64, ino)
		__field(loff_t, pos)
		__field(loff_t, length)
		__field(unsigned int, flags)
		__field(const void *, ops)
		__field(void *, actor)
		__field(unsigned long, caller)
	),
	TP_fast_assign(
		__entry->dev = inode->i_sb->s_dev;
		__entry->ino = inode->i_ino;
		__entry->pos = pos;
		__entry->length = length;
		__entry->flags = flags;
		__entry->ops = ops;
		__entry->actor = actor;
		__entry->caller = caller;
	),
	TP_printk("dev %d:%d ino 0x%llx pos %lld length %lld flags %s (0x%x) "
		  "ops %ps caller %pS actor %ps",
		  MAJOR(__entry->dev), MINOR(__entry->dev),
		   __entry->ino,
		   __entry->pos,
		   __entry->length,
		   __print_flags(__entry->flags, "|", IOMAP_FLAGS_STRINGS),
		   __entry->flags,
		   __entry->ops,
		   (void *)__entry->caller,
		   __entry->actor)
);

#endif /* _IOMAP_TRACE_H */

#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .
#define TRACE_INCLUDE_FILE trace
#include <trace/define_trace.h>
Commit	Line	Data
9e91c572 CH	1	/* SPDX-License-Identifier: GPL-2.0 */
	2	/*
	3	* Copyright (c) 2009-2019 Christoph Hellwig
	4	*
	5	* NOTE: none of these tracepoints shall be consider a stable kernel ABI
	6	* as they can change at any time.
	7	*/
	8	#undef TRACE_SYSTEM
	9	#define TRACE_SYSTEM iomap
	10
	11	#if !defined(_IOMAP_TRACE_H) \|\| defined(TRACE_HEADER_MULTI_READ)
	12	#define _IOMAP_TRACE_H
	13
	14	#include <linux/tracepoint.h>
	15
	16	struct inode;
	17
	18	DECLARE_EVENT_CLASS(iomap_readpage_class,
	19	TP_PROTO(struct inode *inode, int nr_pages),
	20	TP_ARGS(inode, nr_pages),
	21	TP_STRUCT__entry(
	22	__field(dev_t, dev)
	23	__field(u64, ino)
	24	__field(int, nr_pages)
	25	),
	26	TP_fast_assign(
	27	__entry->dev = inode->i_sb->s_dev;
	28	__entry->ino = inode->i_ino;
	29	__entry->nr_pages = nr_pages;
	30	),
	31	TP_printk("dev %d:%d ino 0x%llx nr_pages %d",
	32	MAJOR(__entry->dev), MINOR(__entry->dev),
	33	__entry->ino,
	34	__entry->nr_pages)
	35	)
	36
	37	#define DEFINE_READPAGE_EVENT(name) \
	38	DEFINE_EVENT(iomap_readpage_class, name, \
	39	TP_PROTO(struct inode *inode, int nr_pages), \
	40	TP_ARGS(inode, nr_pages))
	41	DEFINE_READPAGE_EVENT(iomap_readpage);
	42	DEFINE_READPAGE_EVENT(iomap_readpages);
	43
1ac99452 MWO	44	DECLARE_EVENT_CLASS(iomap_range_class,
	45	TP_PROTO(struct inode *inode, unsigned long off, unsigned int len),
	46	TP_ARGS(inode, off, len),
9e91c572 CH	47	TP_STRUCT__entry(
	48	__field(dev_t, dev)
	49	__field(u64, ino)
9e91c572 CH	50	__field(loff_t, size)
	51	__field(unsigned long, offset)
	52	__field(unsigned int, length)
	53	),
	54	TP_fast_assign(
	55	__entry->dev = inode->i_sb->s_dev;
	56	__entry->ino = inode->i_ino;
9e91c572 CH	57	__entry->size = i_size_read(inode);
	58	__entry->offset = off;
	59	__entry->length = len;
	60	),
1ac99452	61	TP_printk("dev %d:%d ino 0x%llx size 0x%llx offset %lx "
9e91c572 CH	62	"length %x",
	63	MAJOR(__entry->dev), MINOR(__entry->dev),
	64	__entry->ino,
9e91c572 CH	65	__entry->size,
	66	__entry->offset,
	67	__entry->length)
	68	)
	69
1ac99452 MWO	70	#define DEFINE_RANGE_EVENT(name) \
	71	DEFINE_EVENT(iomap_range_class, name, \
	72	TP_PROTO(struct inode *inode, unsigned long off, unsigned int len),\
	73	TP_ARGS(inode, off, len))
	74	DEFINE_RANGE_EVENT(iomap_writepage);
	75	DEFINE_RANGE_EVENT(iomap_releasepage);
	76	DEFINE_RANGE_EVENT(iomap_invalidatepage);
9e91c572	77
6334b91e DW	78	#define IOMAP_TYPE_STRINGS \
	79	{ IOMAP_HOLE, "HOLE" }, \
	80	{ IOMAP_DELALLOC, "DELALLOC" }, \
	81	{ IOMAP_MAPPED, "MAPPED" }, \
	82	{ IOMAP_UNWRITTEN, "UNWRITTEN" }, \
	83	{ IOMAP_INLINE, "INLINE" }
	84
	85	#define IOMAP_FLAGS_STRINGS \
	86	{ IOMAP_WRITE, "WRITE" }, \
	87	{ IOMAP_ZERO, "ZERO" }, \
	88	{ IOMAP_REPORT, "REPORT" }, \
	89	{ IOMAP_FAULT, "FAULT" }, \
	90	{ IOMAP_DIRECT, "DIRECT" }, \
	91	{ IOMAP_NOWAIT, "NOWAIT" }
	92
	93	#define IOMAP_F_FLAGS_STRINGS \
	94	{ IOMAP_F_NEW, "NEW" }, \
	95	{ IOMAP_F_DIRTY, "DIRTY" }, \
	96	{ IOMAP_F_SHARED, "SHARED" }, \
	97	{ IOMAP_F_MERGED, "MERGED" }, \
	98	{ IOMAP_F_BUFFER_HEAD, "BH" }, \
	99	{ IOMAP_F_SIZE_CHANGED, "SIZE_CHANGED" }
	100
	101	DECLARE_EVENT_CLASS(iomap_class,
	102	TP_PROTO(struct inode inode, struct iomap iomap),
	103	TP_ARGS(inode, iomap),
	104	TP_STRUCT__entry(
	105	__field(dev_t, dev)
	106	__field(u64, ino)
	107	__field(u64, addr)
	108	__field(loff_t, offset)
	109	__field(u64, length)
	110	__field(u16, type)
	111	__field(u16, flags)
	112	__field(dev_t, bdev)
	113	),
	114	TP_fast_assign(
	115	__entry->dev = inode->i_sb->s_dev;
	116	__entry->ino = inode->i_ino;
	117	__entry->addr = iomap->addr;
	118	__entry->offset = iomap->offset;
	119	__entry->length = iomap->length;
	120	__entry->type = iomap->type;
	121	__entry->flags = iomap->flags;
	122	__entry->bdev = iomap->bdev ? iomap->bdev->bd_dev : 0;
	123	),
	124	TP_printk("dev %d:%d ino 0x%llx bdev %d:%d addr %lld offset %lld "
	125	"length %llu type %s flags %s",
	126	MAJOR(__entry->dev), MINOR(__entry->dev),
	127	__entry->ino,
	128	MAJOR(__entry->bdev), MINOR(__entry->bdev),
	129	__entry->addr,
	130	__entry->offset,
	131	__entry->length,
	132	__print_symbolic(__entry->type, IOMAP_TYPE_STRINGS),
	133	__print_flags(__entry->flags, "\|", IOMAP_F_FLAGS_STRINGS))
	134	)
	135
	136	#define DEFINE_IOMAP_EVENT(name) \
	137	DEFINE_EVENT(iomap_class, name, \
	138	TP_PROTO(struct inode inode, struct iomap iomap), \
	139	TP_ARGS(inode, iomap))
	140	DEFINE_IOMAP_EVENT(iomap_apply_dstmap);
	141	DEFINE_IOMAP_EVENT(iomap_apply_srcmap);
142
143	TRACE_EVENT(iomap_apply,
144	TP_PROTO(struct inode *inode, loff_t pos, loff_t length,
145	unsigned int flags, const void ops, void actor,
146	unsigned long caller),
147	TP_ARGS(inode, pos, length, flags, ops, actor, caller),
148	TP_STRUCT__entry(
149	__field(dev_t, dev)
150	__field(u64, ino)
151	__field(loff_t, pos)
152	__field(loff_t, length)
153	__field(unsigned int, flags)
154	__field(const void *, ops)
155	__field(void *, actor)
156	__field(unsigned long, caller)
157	),
158	TP_fast_assign(
159	__entry->dev = inode->i_sb->s_dev;
160	__entry->ino = inode->i_ino;
161	__entry->pos = pos;
162	__entry->length = length;
163	__entry->flags = flags;
164	__entry->ops = ops;
165	__entry->actor = actor;
166	__entry->caller = caller;
167	),
168	TP_printk("dev %d:%d ino 0x%llx pos %lld length %lld flags %s (0x%x) "
169	"ops %ps caller %pS actor %ps",
170	MAJOR(__entry->dev), MINOR(__entry->dev),
171	__entry->ino,
172	__entry->pos,
173	__entry->length,
174	__print_flags(__entry->flags, "\|", IOMAP_FLAGS_STRINGS),
175	__entry->flags,
176	__entry->ops,
177	(void *)__entry->caller,
178	__entry->actor)
179	);
180
9e91c572 CH	181	#endif /* _IOMAP_TRACE_H */
	182
	183	#undef TRACE_INCLUDE_PATH
	184	#define TRACE_INCLUDE_PATH .
	185	#define TRACE_INCLUDE_FILE trace
	186	#include <trace/define_trace.h>