1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 #undef TRACE_SYSTEM 3 #define TRACE_SYSTEM erofs 4 5 #if !defined(_TRACE_EROFS_H) || defined(TRACE_HEADER_MULTI_READ) 6 #define _TRACE_EROFS_H 7 8 #include <linux/tracepoint.h> 9 #include <linux/fs.h> 10 11 struct erofs_map_blocks; 12 13 #define show_dev(dev) MAJOR(dev), MINOR(dev) 14 #define show_dev_nid(entry) show_dev(entry->dev), entry->nid 15 16 #define show_file_type(type) \ 17 __print_symbolic(type, \ 18 { 0, "FILE" }, \ 19 { 1, "DIR" }) 20 21 #define show_map_flags(flags) __print_flags(flags, "|", \ 22 { EROFS_GET_BLOCKS_FIEMAP, "FIEMAP" }, \ 23 { EROFS_GET_BLOCKS_READMORE, "READMORE" }, \ 24 { EROFS_GET_BLOCKS_FINDTAIL, "FINDTAIL" }) 25 26 #define show_mflags(flags) __print_flags(flags, "", \ 27 { EROFS_MAP_MAPPED, "M" }, \ 28 { EROFS_MAP_META, "I" }, \ 29 { EROFS_MAP_PARTIAL_MAPPED, "T" }, \ 30 { EROFS_MAP_PARTIAL_REF, "P" }, \ 31 { EROFS_MAP_FRAGMENT, "R" }) 32 33 TRACE_EVENT(erofs_lookup, 34 35 TP_PROTO(struct inode *dir, struct dentry *dentry, unsigned int flags), 36 37 TP_ARGS(dir, dentry, flags), 38 39 TP_STRUCT__entry( 40 __field(dev_t, dev ) 41 __field(erofs_nid_t, nid ) 42 __string(name, dentry->d_name.name ) 43 __field(unsigned int, flags ) 44 ), 45 46 TP_fast_assign( 47 __entry->dev = dir->i_sb->s_dev; 48 __entry->nid = EROFS_I(dir)->nid; 49 __assign_str(name); 50 __entry->flags = flags; 51 ), 52 53 TP_printk("dev = (%d,%d), pnid = %llu, name:%s, flags:%x", 54 show_dev_nid(__entry), 55 __get_str(name), 56 __entry->flags) 57 ); 58 59 TRACE_EVENT(erofs_fill_inode, 60 TP_PROTO(struct inode *inode), 61 TP_ARGS(inode), 62 63 TP_STRUCT__entry( 64 __field(dev_t, dev ) 65 __field(erofs_nid_t, nid ) 66 __field(erofs_blk_t, blkaddr ) 67 __field(unsigned int, ofs ) 68 ), 69 70 TP_fast_assign( 71 __entry->dev = inode->i_sb->s_dev; 72 __entry->nid = EROFS_I(inode)->nid; 73 __entry->blkaddr = erofs_blknr(inode->i_sb, erofs_iloc(inode)); 74 __entry->ofs = erofs_blkoff(inode->i_sb, erofs_iloc(inode)); 75 ), 76 77 TP_printk("dev = (%d,%d), nid = %llu, blkaddr %llu ofs %u", 78 show_dev_nid(__entry), 79 __entry->blkaddr, __entry->ofs) 80 ); 81 82 TRACE_EVENT(erofs_read_folio, 83 84 TP_PROTO(struct inode *inode, struct folio *folio, bool raw), 85 86 TP_ARGS(inode, folio, raw), 87 88 TP_STRUCT__entry( 89 __field(dev_t, dev ) 90 __field(erofs_nid_t, nid ) 91 __field(int, dir ) 92 __field(pgoff_t, index ) 93 __field(int, uptodate) 94 __field(bool, raw ) 95 ), 96 97 TP_fast_assign( 98 __entry->dev = inode->i_sb->s_dev; 99 __entry->nid = EROFS_I(inode)->nid; 100 __entry->dir = S_ISDIR(inode->i_mode); 101 __entry->index = folio->index; 102 __entry->uptodate = folio_test_uptodate(folio); 103 __entry->raw = raw; 104 ), 105 106 TP_printk("dev = (%d,%d), nid = %llu, %s, index = %lu, uptodate = %d " 107 "raw = %d", 108 show_dev_nid(__entry), 109 show_file_type(__entry->dir), 110 (unsigned long)__entry->index, 111 __entry->uptodate, 112 __entry->raw) 113 ); 114 115 TRACE_EVENT(erofs_readahead, 116 117 TP_PROTO(struct inode *inode, pgoff_t start, unsigned int nrpage, 118 bool raw), 119 120 TP_ARGS(inode, start, nrpage, raw), 121 122 TP_STRUCT__entry( 123 __field(dev_t, dev ) 124 __field(erofs_nid_t, nid ) 125 __field(pgoff_t, start ) 126 __field(unsigned int, nrpage ) 127 __field(bool, raw ) 128 ), 129 130 TP_fast_assign( 131 __entry->dev = inode->i_sb->s_dev; 132 __entry->nid = EROFS_I(inode)->nid; 133 __entry->start = start; 134 __entry->nrpage = nrpage; 135 __entry->raw = raw; 136 ), 137 138 TP_printk("dev = (%d,%d), nid = %llu, start = %lu nrpage = %u raw = %d", 139 show_dev_nid(__entry), 140 (unsigned long)__entry->start, 141 __entry->nrpage, 142 __entry->raw) 143 ); 144 145 TRACE_EVENT(erofs_map_blocks_enter, 146 147 TP_PROTO(struct inode *inode, struct erofs_map_blocks *map, 148 unsigned int flags), 149 150 TP_ARGS(inode, map, flags), 151 152 TP_STRUCT__entry( 153 __field( dev_t, dev ) 154 __field( erofs_nid_t, nid ) 155 __field( erofs_off_t, la ) 156 __field( u64, llen ) 157 __field( unsigned int, flags ) 158 ), 159 160 TP_fast_assign( 161 __entry->dev = inode->i_sb->s_dev; 162 __entry->nid = EROFS_I(inode)->nid; 163 __entry->la = map->m_la; 164 __entry->llen = map->m_llen; 165 __entry->flags = flags; 166 ), 167 168 TP_printk("dev = (%d,%d), nid = %llu, la %llu llen %llu flags %s", 169 show_dev_nid(__entry), 170 __entry->la, __entry->llen, 171 __entry->flags ? show_map_flags(__entry->flags) : "NULL") 172 ); 173 174 TRACE_EVENT(erofs_map_blocks_exit, 175 176 TP_PROTO(struct inode *inode, struct erofs_map_blocks *map, 177 unsigned int flags, int ret), 178 179 TP_ARGS(inode, map, flags, ret), 180 181 TP_STRUCT__entry( 182 __field( dev_t, dev ) 183 __field( erofs_nid_t, nid ) 184 __field( unsigned int, flags ) 185 __field( erofs_off_t, la ) 186 __field( erofs_off_t, pa ) 187 __field( u64, llen ) 188 __field( u64, plen ) 189 __field( unsigned int, mflags ) 190 __field( int, ret ) 191 ), 192 193 TP_fast_assign( 194 __entry->dev = inode->i_sb->s_dev; 195 __entry->nid = EROFS_I(inode)->nid; 196 __entry->flags = flags; 197 __entry->la = map->m_la; 198 __entry->pa = map->m_pa; 199 __entry->llen = map->m_llen; 200 __entry->plen = map->m_plen; 201 __entry->mflags = map->m_flags; 202 __entry->ret = ret; 203 ), 204 205 TP_printk("dev = (%d,%d), nid = %llu, flags %s " 206 "la %llu pa %llu llen %llu plen %llu mflags %s ret %d", 207 show_dev_nid(__entry), 208 __entry->flags ? show_map_flags(__entry->flags) : "NULL", 209 __entry->la, __entry->pa, __entry->llen, __entry->plen, 210 show_mflags(__entry->mflags), __entry->ret) 211 ); 212 213 #endif /* _TRACE_EROFS_H */ 214 215 /* This part must be outside protection */ 216 #include <trace/define_trace.h> 217