/* SPDX-License-Identifier: GPL-2.0 */#undef TRACE_SYSTEM#define TRACE_SYSTEM filemap #if !defined(_TRACE_FILEMAP_H) || defined(TRACE_HEADER_MULTI_READ)#define _TRACE_FILEMAP_H #include <linux/types.h>#include <linux/tracepoint.h>#include <linux/mm.h>#include <linux/memcontrol.h>#include <linux/device.h>#include <linux/kdev_t.h>#include <linux/errseq.h> DECLARE_EVENT_CLASS(mm_filemap_op_page_cache, 	TP_PROTO(struct folio *folio), 	TP_ARGS(folio), 	TP_STRUCT__entry(		__field(u64, i_ino)		__field(unsigned long, pfn)		__field(unsigned long, index)		__field(dev_t, s_dev)		__field(unsigned char, order)	), 	TP_fast_assign(		__entry->pfn = folio_pfn(folio);		__entry->i_ino = folio->mapping->host->i_ino;		__entry->index = folio->index;		if (folio->mapping->host->i_sb)			__entry->s_dev = folio->mapping->host->i_sb->s_dev;		else			__entry->s_dev = folio->mapping->host->i_rdev;		__entry->order = folio_order(folio);	), 	TP_printk("dev %d:%d ino %llx pfn=0x%lx ofs=%lu order=%u",		MAJOR(__entry->s_dev), MINOR(__entry->s_dev),		__entry->i_ino,		__entry->pfn,		__entry->index << PAGE_SHIFT,		__entry->order)); DEFINE_EVENT(mm_filemap_op_page_cache, mm_filemap_delete_from_page_cache,	TP_PROTO(struct folio *folio),	TP_ARGS(folio)	); DEFINE_EVENT(mm_filemap_op_page_cache, mm_filemap_add_to_page_cache,	TP_PROTO(struct folio *folio),	TP_ARGS(folio)	); DECLARE_EVENT_CLASS(mm_filemap_op_page_cache_range, 	TP_PROTO(		struct address_space *mapping,		pgoff_t index,		pgoff_t last_index	), 	TP_ARGS(mapping, index, last_index), 	TP_STRUCT__entry(		__field(u64, i_ino)		__field(dev_t, s_dev)		__field(unsigned long, index)		__field(unsigned long, last_index)	), 	TP_fast_assign(		__entry->i_ino = mapping->host->i_ino;		if (mapping->host->i_sb)			__entry->s_dev =				mapping->host->i_sb->s_dev;		else			__entry->s_dev = mapping->host->i_rdev;		__entry->index = index;		__entry->last_index = last_index;	), 	TP_printk(		"dev=%d:%d ino=%llx ofs=%lld-%lld",		MAJOR(__entry->s_dev),		MINOR(__entry->s_dev), __entry->i_ino,		((loff_t)__entry->index) << PAGE_SHIFT,		((((loff_t)__entry->last_index + 1) << PAGE_SHIFT) - 1)	)); DEFINE_EVENT(mm_filemap_op_page_cache_range, mm_filemap_get_pages,	TP_PROTO(		struct address_space *mapping,		pgoff_t index,		pgoff_t last_index	),	TP_ARGS(mapping, index, last_index)); DEFINE_EVENT(mm_filemap_op_page_cache_range, mm_filemap_map_pages,	TP_PROTO(		struct address_space *mapping,		pgoff_t index,		pgoff_t last_index	),	TP_ARGS(mapping, index, last_index)); TRACE_EVENT(mm_filemap_fault,	TP_PROTO(struct address_space *mapping, pgoff_t index), 	TP_ARGS(mapping, index), 	TP_STRUCT__entry(		__field(u64, i_ino)		__field(dev_t, s_dev)		__field(unsigned long, index)	), 	TP_fast_assign(		__entry->i_ino = mapping->host->i_ino;		if (mapping->host->i_sb)			__entry->s_dev =				mapping->host->i_sb->s_dev;		else			__entry->s_dev = mapping->host->i_rdev;		__entry->index = index;	), 	TP_printk(		"dev=%d:%d ino=%llx ofs=%lld",		MAJOR(__entry->s_dev),		MINOR(__entry->s_dev), __entry->i_ino,		((loff_t)__entry->index) << PAGE_SHIFT	)); TRACE_EVENT(filemap_set_wb_err,		TP_PROTO(struct address_space *mapping, errseq_t eseq), 		TP_ARGS(mapping, eseq), 		TP_STRUCT__entry(			__field(u64, i_ino)			__field(dev_t, s_dev)			__field(errseq_t, errseq)		), 		TP_fast_assign(			__entry->i_ino = mapping->host->i_ino;			__entry->errseq = eseq;			if (mapping->host->i_sb)				__entry->s_dev = mapping->host->i_sb->s_dev;			else				__entry->s_dev = mapping->host->i_rdev;		), 		TP_printk("dev=%d:%d ino=0x%llx errseq=0x%x",			MAJOR(__entry->s_dev), MINOR(__entry->s_dev),			__entry->i_ino, __entry->errseq)); TRACE_EVENT(file_check_and_advance_wb_err,		TP_PROTO(struct file *file, errseq_t old), 		TP_ARGS(file, old), 		TP_STRUCT__entry(			__field(u64, i_ino)			__field(struct file *, file)			__field(dev_t, s_dev)			__field(errseq_t, old)			__field(errseq_t, new)		), 		TP_fast_assign(			__entry->file = file;			__entry->i_ino = file->f_mapping->host->i_ino;			if (file->f_mapping->host->i_sb)				__entry->s_dev =					file->f_mapping->host->i_sb->s_dev;			else				__entry->s_dev =					file->f_mapping->host->i_rdev;			__entry->old = old;			__entry->new = file->f_wb_err;		), 		TP_printk("file=%p dev=%d:%d ino=0x%llx old=0x%x new=0x%x",			__entry->file, MAJOR(__entry->s_dev),			MINOR(__entry->s_dev), __entry->i_ino, __entry->old,			__entry->new));#endif /* _TRACE_FILEMAP_H */ /* This part must be outside protection */#include <trace/define_trace.h>