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116 lines
2.7 KiB
116 lines
2.7 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#undef TRACE_SYSTEM |
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#define TRACE_SYSTEM filemap |
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#if !defined(_TRACE_FILEMAP_H) || defined(TRACE_HEADER_MULTI_READ) |
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#define _TRACE_FILEMAP_H |
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#include <linux/types.h> |
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#include <linux/tracepoint.h> |
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#include <linux/mm.h> |
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#include <linux/memcontrol.h> |
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#include <linux/device.h> |
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#include <linux/kdev_t.h> |
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#include <linux/errseq.h> |
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DECLARE_EVENT_CLASS(mm_filemap_op_page_cache, |
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TP_PROTO(struct page *page), |
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TP_ARGS(page), |
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TP_STRUCT__entry( |
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__field(unsigned long, pfn) |
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__field(unsigned long, i_ino) |
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__field(unsigned long, index) |
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__field(dev_t, s_dev) |
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), |
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TP_fast_assign( |
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__entry->pfn = page_to_pfn(page); |
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__entry->i_ino = page->mapping->host->i_ino; |
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__entry->index = page->index; |
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if (page->mapping->host->i_sb) |
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__entry->s_dev = page->mapping->host->i_sb->s_dev; |
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else |
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__entry->s_dev = page->mapping->host->i_rdev; |
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), |
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TP_printk("dev %d:%d ino %lx page=%p pfn=%lu ofs=%lu", |
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MAJOR(__entry->s_dev), MINOR(__entry->s_dev), |
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__entry->i_ino, |
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pfn_to_page(__entry->pfn), |
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__entry->pfn, |
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__entry->index << PAGE_SHIFT) |
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); |
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DEFINE_EVENT(mm_filemap_op_page_cache, mm_filemap_delete_from_page_cache, |
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TP_PROTO(struct page *page), |
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TP_ARGS(page) |
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); |
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DEFINE_EVENT(mm_filemap_op_page_cache, mm_filemap_add_to_page_cache, |
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TP_PROTO(struct page *page), |
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TP_ARGS(page) |
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); |
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TRACE_EVENT(filemap_set_wb_err, |
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TP_PROTO(struct address_space *mapping, errseq_t eseq), |
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TP_ARGS(mapping, eseq), |
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TP_STRUCT__entry( |
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__field(unsigned long, i_ino) |
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__field(dev_t, s_dev) |
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__field(errseq_t, errseq) |
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), |
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TP_fast_assign( |
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__entry->i_ino = mapping->host->i_ino; |
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__entry->errseq = eseq; |
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if (mapping->host->i_sb) |
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__entry->s_dev = mapping->host->i_sb->s_dev; |
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else |
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__entry->s_dev = mapping->host->i_rdev; |
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), |
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TP_printk("dev=%d:%d ino=0x%lx errseq=0x%x", |
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MAJOR(__entry->s_dev), MINOR(__entry->s_dev), |
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__entry->i_ino, __entry->errseq) |
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); |
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TRACE_EVENT(file_check_and_advance_wb_err, |
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TP_PROTO(struct file *file, errseq_t old), |
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TP_ARGS(file, old), |
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TP_STRUCT__entry( |
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__field(struct file *, file) |
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__field(unsigned long, i_ino) |
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__field(dev_t, s_dev) |
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__field(errseq_t, old) |
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__field(errseq_t, new) |
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), |
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TP_fast_assign( |
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__entry->file = file; |
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__entry->i_ino = file->f_mapping->host->i_ino; |
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if (file->f_mapping->host->i_sb) |
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__entry->s_dev = |
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file->f_mapping->host->i_sb->s_dev; |
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else |
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__entry->s_dev = |
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file->f_mapping->host->i_rdev; |
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__entry->old = old; |
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__entry->new = file->f_wb_err; |
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), |
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TP_printk("file=%p dev=%d:%d ino=0x%lx old=0x%x new=0x%x", |
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__entry->file, MAJOR(__entry->s_dev), |
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MINOR(__entry->s_dev), __entry->i_ino, __entry->old, |
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__entry->new) |
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); |
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#endif /* _TRACE_FILEMAP_H */ |
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/* This part must be outside protection */ |
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#include <trace/define_trace.h>
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