| 1 |
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| 2 | #undef TRACE_SYSTEM
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| 3 | #define TRACE_SYSTEM filemap
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| 4 |
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| 5 | #if !defined(_TRACE_FILEMAP_H) || defined(TRACE_HEADER_MULTI_READ)
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| 6 | #define _TRACE_FILEMAP_H
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| 7 |
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| 8 | #include <linux/types.h>
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| 9 | #include <linux/tracepoint.h>
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| 10 | #include <linux/mm.h>
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| 11 | #include <linux/memcontrol.h>
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| 12 | #include <linux/device.h>
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| 13 | #include <linux/kdev_t.h>
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| 14 | #include <linux/errseq.h>
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| 15 |
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| 16 | DECLARE_EVENT_CLASS(mm_filemap_op_page_cache,
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| 17 |
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| 18 | TP_PROTO(struct folio *folio),
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| 19 |
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| 20 | TP_ARGS(folio),
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| 21 |
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| 22 | TP_STRUCT__entry(
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| 23 | __field(u64, i_ino)
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| 24 | __field(unsigned long, pfn)
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| 25 | __field(unsigned long, index)
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| 26 | __field(dev_t, s_dev)
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| 27 | __field(unsigned char, order)
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| 28 | ),
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| 29 |
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| 30 | TP_fast_assign(
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| 31 | __entry->pfn = folio_pfn(folio);
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| 32 | __entry->i_ino = folio->mapping->host->i_ino;
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| 33 | __entry->index = folio->index;
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| 34 | if (folio->mapping->host->i_sb)
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| 35 | __entry->s_dev = folio->mapping->host->i_sb->s_dev;
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| 36 | else
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| 37 | __entry->s_dev = folio->mapping->host->i_rdev;
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| 38 | __entry->order = folio_order(folio);
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| 39 | ),
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| 40 |
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| 41 | TP_printk("dev %d:%d ino %llx pfn=0x%lx ofs=%lu order=%u",
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| 42 | MAJOR(__entry->s_dev), MINOR(__entry->s_dev),
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| 43 | __entry->i_ino,
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| 44 | __entry->pfn,
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| 45 | __entry->index << PAGE_SHIFT,
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| 46 | __entry->order)
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| 47 | );
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| 48 |
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| 49 | DEFINE_EVENT(mm_filemap_op_page_cache, mm_filemap_delete_from_page_cache,
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| 50 | TP_PROTO(struct folio *folio),
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| 51 | TP_ARGS(folio)
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| 52 | );
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| 53 |
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| 54 | DEFINE_EVENT(mm_filemap_op_page_cache, mm_filemap_add_to_page_cache,
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| 55 | TP_PROTO(struct folio *folio),
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| 56 | TP_ARGS(folio)
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| 57 | );
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| 58 |
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| 59 | DECLARE_EVENT_CLASS(mm_filemap_op_page_cache_range,
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| 60 |
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| 61 | TP_PROTO(
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| 62 | struct address_space *mapping,
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| 63 | pgoff_t index,
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| 64 | pgoff_t last_index
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| 65 | ),
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| 66 |
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| 67 | TP_ARGS(mapping, index, last_index),
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| 68 |
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| 69 | TP_STRUCT__entry(
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| 70 | __field(u64, i_ino)
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| 71 | __field(dev_t, s_dev)
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| 72 | __field(unsigned long, index)
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| 73 | __field(unsigned long, last_index)
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| 74 | ),
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| 75 |
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| 76 | TP_fast_assign(
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| 77 | __entry->i_ino = mapping->host->i_ino;
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| 78 | if (mapping->host->i_sb)
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| 79 | __entry->s_dev =
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| 80 | mapping->host->i_sb->s_dev;
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| 81 | else
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| 82 | __entry->s_dev = mapping->host->i_rdev;
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| 83 | __entry->index = index;
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| 84 | __entry->last_index = last_index;
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| 85 | ),
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| 86 |
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| 87 | TP_printk(
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| 88 | "dev=%d:%d ino=%llx ofs=%lld-%lld",
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| 89 | MAJOR(__entry->s_dev),
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| 90 | MINOR(__entry->s_dev), __entry->i_ino,
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| 91 | ((loff_t)__entry->index) << PAGE_SHIFT,
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| 92 | ((((loff_t)__entry->last_index + 1) << PAGE_SHIFT) - 1)
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| 93 | )
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| 94 | );
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| 95 |
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| 96 | DEFINE_EVENT(mm_filemap_op_page_cache_range, mm_filemap_get_pages,
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| 97 | TP_PROTO(
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| 98 | struct address_space *mapping,
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| 99 | pgoff_t index,
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| 100 | pgoff_t last_index
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| 101 | ),
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| 102 | TP_ARGS(mapping, index, last_index)
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| 103 | );
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| 104 |
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| 105 | DEFINE_EVENT(mm_filemap_op_page_cache_range, mm_filemap_map_pages,
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| 106 | TP_PROTO(
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| 107 | struct address_space *mapping,
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| 108 | pgoff_t index,
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| 109 | pgoff_t last_index
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| 110 | ),
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| 111 | TP_ARGS(mapping, index, last_index)
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| 112 | );
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| 113 |
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| 114 | TRACE_EVENT(mm_filemap_fault,
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| 115 | TP_PROTO(struct address_space *mapping, pgoff_t index),
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| 116 |
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| 117 | TP_ARGS(mapping, index),
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| 118 |
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| 119 | TP_STRUCT__entry(
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| 120 | __field(u64, i_ino)
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| 121 | __field(dev_t, s_dev)
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| 122 | __field(unsigned long, index)
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| 123 | ),
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| 124 |
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| 125 | TP_fast_assign(
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| 126 | __entry->i_ino = mapping->host->i_ino;
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| 127 | if (mapping->host->i_sb)
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| 128 | __entry->s_dev =
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| 129 | mapping->host->i_sb->s_dev;
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| 130 | else
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| 131 | __entry->s_dev = mapping->host->i_rdev;
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| 132 | __entry->index = index;
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| 133 | ),
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| 134 |
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| 135 | TP_printk(
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| 136 | "dev=%d:%d ino=%llx ofs=%lld",
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| 137 | MAJOR(__entry->s_dev),
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| 138 | MINOR(__entry->s_dev), __entry->i_ino,
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| 139 | ((loff_t)__entry->index) << PAGE_SHIFT
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| 140 | )
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| 141 | );
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| 142 |
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| 143 | TRACE_EVENT(filemap_set_wb_err,
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| 144 | TP_PROTO(struct address_space *mapping, errseq_t eseq),
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| 145 |
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| 146 | TP_ARGS(mapping, eseq),
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| 147 |
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| 148 | TP_STRUCT__entry(
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| 149 | __field(u64, i_ino)
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| 150 | __field(dev_t, s_dev)
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| 151 | __field(errseq_t, errseq)
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| 152 | ),
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| 153 |
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| 154 | TP_fast_assign(
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| 155 | __entry->i_ino = mapping->host->i_ino;
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| 156 | __entry->errseq = eseq;
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| 157 | if (mapping->host->i_sb)
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| 158 | __entry->s_dev = mapping->host->i_sb->s_dev;
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| 159 | else
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| 160 | __entry->s_dev = mapping->host->i_rdev;
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| 161 | ),
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| 162 |
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| 163 | TP_printk("dev=%d:%d ino=0x%llx errseq=0x%x",
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| 164 | MAJOR(__entry->s_dev), MINOR(__entry->s_dev),
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| 165 | __entry->i_ino, __entry->errseq)
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| 166 | );
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| 167 |
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| 168 | TRACE_EVENT(file_check_and_advance_wb_err,
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| 169 | TP_PROTO(struct file *file, errseq_t old),
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| 170 |
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| 171 | TP_ARGS(file, old),
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| 172 |
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| 173 | TP_STRUCT__entry(
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| 174 | __field(u64, i_ino)
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| 175 | __field(struct file *, file)
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| 176 | __field(dev_t, s_dev)
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| 177 | __field(errseq_t, old)
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| 178 | __field(errseq_t, new)
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| 179 | ),
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| 180 |
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| 181 | TP_fast_assign(
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| 182 | __entry->file = file;
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| 183 | __entry->i_ino = file->f_mapping->host->i_ino;
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| 184 | if (file->f_mapping->host->i_sb)
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| 185 | __entry->s_dev =
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| 186 | file->f_mapping->host->i_sb->s_dev;
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| 187 | else
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| 188 | __entry->s_dev =
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| 189 | file->f_mapping->host->i_rdev;
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| 190 | __entry->old = old;
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| 191 | __entry->new = file->f_wb_err;
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| 192 | ),
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| 193 |
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| 194 | TP_printk("file=%p dev=%d:%d ino=0x%llx old=0x%x new=0x%x",
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| 195 | __entry->file, MAJOR(__entry->s_dev),
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| 196 | MINOR(__entry->s_dev), __entry->i_ino, __entry->old,
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| 197 | __entry->new)
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| 198 | );
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| 199 | #endif
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| 200 |
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| 201 |
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| 202 | #include <trace/define_trace.h>
|