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_RAW, "RAW" }) 23 24 #define show_mflags(flags) __print_flags(flags, "", \ 25 { EROFS_MAP_MAPPED, "M" }, \ 26 { EROFS_MAP_META, "I" }, \ 27 { EROFS_MAP_ZIPPED, "Z" }) 28 29 TRACE_EVENT(erofs_lookup, 30 31 TP_PROTO(struct inode *dir, struct dentry *dentry, unsigned int flags), 32 33 TP_ARGS(dir, dentry, flags), 34 35 TP_STRUCT__entry( 36 __field(dev_t, dev ) 37 __field(erofs_nid_t, nid ) 38 __field(const char *, name ) 39 __field(unsigned int, flags ) 40 ), 41 42 TP_fast_assign( 43 __entry->dev = dir->i_sb->s_dev; 44 __entry->nid = EROFS_I(dir)->nid; 45 __entry->name = dentry->d_name.name; 46 __entry->flags = flags; 47 ), 48 49 TP_printk("dev = (%d,%d), pnid = %llu, name:%s, flags:%x", 50 show_dev_nid(__entry), 51 __entry->name, 52 __entry->flags) 53 ); 54 55 TRACE_EVENT(erofs_fill_inode, 56 TP_PROTO(struct inode *inode, int isdir), 57 TP_ARGS(inode, isdir), 58 59 TP_STRUCT__entry( 60 __field(dev_t, dev ) 61 __field(erofs_nid_t, nid ) 62 __field(erofs_blk_t, blkaddr ) 63 __field(unsigned int, ofs ) 64 __field(int, isdir ) 65 ), 66 67 TP_fast_assign( 68 __entry->dev = inode->i_sb->s_dev; 69 __entry->nid = EROFS_I(inode)->nid; 70 __entry->blkaddr = erofs_blknr(iloc(EROFS_I_SB(inode), __entry->nid)); 71 __entry->ofs = erofs_blkoff(iloc(EROFS_I_SB(inode), __entry->nid)); 72 __entry->isdir = isdir; 73 ), 74 75 TP_printk("dev = (%d,%d), nid = %llu, blkaddr %u ofs %u, isdir %d", 76 show_dev_nid(__entry), 77 __entry->blkaddr, __entry->ofs, 78 __entry->isdir) 79 ); 80 81 TRACE_EVENT(erofs_readpage, 82 83 TP_PROTO(struct page *page, bool raw), 84 85 TP_ARGS(page, raw), 86 87 TP_STRUCT__entry( 88 __field(dev_t, dev ) 89 __field(erofs_nid_t, nid ) 90 __field(int, dir ) 91 __field(pgoff_t, index ) 92 __field(int, uptodate) 93 __field(bool, raw ) 94 ), 95 96 TP_fast_assign( 97 __entry->dev = page->mapping->host->i_sb->s_dev; 98 __entry->nid = EROFS_I(page->mapping->host)->nid; 99 __entry->dir = S_ISDIR(page->mapping->host->i_mode); 100 __entry->index = page->index; 101 __entry->uptodate = PageUptodate(page); 102 __entry->raw = raw; 103 ), 104 105 TP_printk("dev = (%d,%d), nid = %llu, %s, index = %lu, uptodate = %d " 106 "raw = %d", 107 show_dev_nid(__entry), 108 show_file_type(__entry->dir), 109 (unsigned long)__entry->index, 110 __entry->uptodate, 111 __entry->raw) 112 ); 113 114 TRACE_EVENT(erofs_readpages, 115 116 TP_PROTO(struct inode *inode, pgoff_t start, unsigned int nrpage, 117 bool raw), 118 119 TP_ARGS(inode, start, nrpage, raw), 120 121 TP_STRUCT__entry( 122 __field(dev_t, dev ) 123 __field(erofs_nid_t, nid ) 124 __field(pgoff_t, start ) 125 __field(unsigned int, nrpage ) 126 __field(bool, raw ) 127 ), 128 129 TP_fast_assign( 130 __entry->dev = inode->i_sb->s_dev; 131 __entry->nid = EROFS_I(inode)->nid; 132 __entry->start = start; 133 __entry->nrpage = nrpage; 134 __entry->raw = raw; 135 ), 136 137 TP_printk("dev = (%d,%d), nid = %llu, start = %lu nrpage = %u raw = %d", 138 show_dev_nid(__entry), 139 (unsigned long)__entry->start, 140 __entry->nrpage, 141 __entry->raw) 142 ); 143 144 DECLARE_EVENT_CLASS(erofs__map_blocks_enter, 145 TP_PROTO(struct inode *inode, struct erofs_map_blocks *map, 146 unsigned int flags), 147 148 TP_ARGS(inode, map, flags), 149 150 TP_STRUCT__entry( 151 __field( dev_t, dev ) 152 __field( erofs_nid_t, nid ) 153 __field( erofs_off_t, la ) 154 __field( u64, llen ) 155 __field( unsigned int, flags ) 156 ), 157 158 TP_fast_assign( 159 __entry->dev = inode->i_sb->s_dev; 160 __entry->nid = EROFS_I(inode)->nid; 161 __entry->la = map->m_la; 162 __entry->llen = map->m_llen; 163 __entry->flags = flags; 164 ), 165 166 TP_printk("dev = (%d,%d), nid = %llu, la %llu llen %llu flags %s", 167 show_dev_nid(__entry), 168 __entry->la, __entry->llen, 169 __entry->flags ? show_map_flags(__entry->flags) : "NULL") 170 ); 171 172 DEFINE_EVENT(erofs__map_blocks_enter, erofs_map_blocks_flatmode_enter, 173 TP_PROTO(struct inode *inode, struct erofs_map_blocks *map, 174 unsigned flags), 175 176 TP_ARGS(inode, map, flags) 177 ); 178 179 DEFINE_EVENT(erofs__map_blocks_enter, z_erofs_map_blocks_iter_enter, 180 TP_PROTO(struct inode *inode, struct erofs_map_blocks *map, 181 unsigned int flags), 182 183 TP_ARGS(inode, map, flags) 184 ); 185 186 DECLARE_EVENT_CLASS(erofs__map_blocks_exit, 187 TP_PROTO(struct inode *inode, struct erofs_map_blocks *map, 188 unsigned int flags, int ret), 189 190 TP_ARGS(inode, map, flags, ret), 191 192 TP_STRUCT__entry( 193 __field( dev_t, dev ) 194 __field( erofs_nid_t, nid ) 195 __field( unsigned int, flags ) 196 __field( erofs_off_t, la ) 197 __field( erofs_off_t, pa ) 198 __field( u64, llen ) 199 __field( u64, plen ) 200 __field( unsigned int, mflags ) 201 __field( int, ret ) 202 ), 203 204 TP_fast_assign( 205 __entry->dev = inode->i_sb->s_dev; 206 __entry->nid = EROFS_I(inode)->nid; 207 __entry->flags = flags; 208 __entry->la = map->m_la; 209 __entry->pa = map->m_pa; 210 __entry->llen = map->m_llen; 211 __entry->plen = map->m_plen; 212 __entry->mflags = map->m_flags; 213 __entry->ret = ret; 214 ), 215 216 TP_printk("dev = (%d,%d), nid = %llu, flags %s " 217 "la %llu pa %llu llen %llu plen %llu mflags %s ret %d", 218 show_dev_nid(__entry), 219 __entry->flags ? show_map_flags(__entry->flags) : "NULL", 220 __entry->la, __entry->pa, __entry->llen, __entry->plen, 221 show_mflags(__entry->mflags), __entry->ret) 222 ); 223 224 DEFINE_EVENT(erofs__map_blocks_exit, erofs_map_blocks_flatmode_exit, 225 TP_PROTO(struct inode *inode, struct erofs_map_blocks *map, 226 unsigned flags, int ret), 227 228 TP_ARGS(inode, map, flags, ret) 229 ); 230 231 DEFINE_EVENT(erofs__map_blocks_exit, z_erofs_map_blocks_iter_exit, 232 TP_PROTO(struct inode *inode, struct erofs_map_blocks *map, 233 unsigned int flags, int ret), 234 235 TP_ARGS(inode, map, flags, ret) 236 ); 237 238 TRACE_EVENT(erofs_destroy_inode, 239 TP_PROTO(struct inode *inode), 240 241 TP_ARGS(inode), 242 243 TP_STRUCT__entry( 244 __field( dev_t, dev ) 245 __field( erofs_nid_t, nid ) 246 ), 247 248 TP_fast_assign( 249 __entry->dev = inode->i_sb->s_dev; 250 __entry->nid = EROFS_I(inode)->nid; 251 ), 252 253 TP_printk("dev = (%d,%d), nid = %llu", show_dev_nid(__entry)) 254 ); 255 256 #endif /* _TRACE_EROFS_H */ 257 258 /* This part must be outside protection */ 259 #include <trace/define_trace.h> 260