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- /* 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_readahead);
- 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_RANGE_EVENT(iomap_dio_invalidate_fail);
- #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>
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