1 /* SPDX-License-Identifier: GPL-2.0 */ 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 10 #define show_dev(dev) MAJOR(dev), MINOR(dev) 11 #define show_dev_nid(entry) show_dev(entry->dev), entry->nid 12 13 #define show_file_type(type) \ 14 __print_symbolic(type, \ 15 { 0, "FILE" }, \ 16 { 1, "DIR" }) 17 18 #define show_map_flags(flags) __print_flags(flags, "|", \ 19 { EROFS_GET_BLOCKS_RAW, "RAW" }) 20 21 #define show_mflags(flags) __print_flags(flags, "", \ 22 { EROFS_MAP_MAPPED, "M" }, \ 23 { EROFS_MAP_META, "I" }, \ 24 { EROFS_MAP_ZIPPED, "Z" }) 25 26 TRACE_EVENT(erofs_lookup, 27 28 TP_PROTO(struct inode *dir, struct dentry *dentry, unsigned int flags), 29 30 TP_ARGS(dir, dentry, flags), 31 32 TP_STRUCT__entry( 33 __field(dev_t, dev ) 34 __field(erofs_nid_t, nid ) 35 __field(const char *, name ) 36 __field(unsigned int, flags ) 37 ), 38 39 TP_fast_assign( 40 __entry->dev = dir->i_sb->s_dev; 41 __entry->nid = EROFS_V(dir)->nid; 42 __entry->name = dentry->d_name.name; 43 __entry->flags = flags; 44 ), 45 46 TP_printk("dev = (%d,%d), pnid = %llu, name:%s, flags:%x", 47 show_dev_nid(__entry), 48 __entry->name, 49 __entry->flags) 50 ); 51 52 TRACE_EVENT(erofs_fill_inode, 53 TP_PROTO(struct inode *inode, int isdir), 54 TP_ARGS(inode, isdir), 55 56 TP_STRUCT__entry( 57 __field(dev_t, dev ) 58 __field(erofs_nid_t, nid ) 59 __field(erofs_blk_t, blkaddr ) 60 __field(unsigned int, ofs ) 61 __field(int, isdir ) 62 ), 63 64 TP_fast_assign( 65 __entry->dev = inode->i_sb->s_dev; 66 __entry->nid = EROFS_V(inode)->nid; 67 __entry->blkaddr = erofs_blknr(iloc(EROFS_I_SB(inode), __entry->nid)); 68 __entry->ofs = erofs_blkoff(iloc(EROFS_I_SB(inode), __entry->nid)); 69 __entry->isdir = isdir; 70 ), 71 72 TP_printk("dev = (%d,%d), nid = %llu, blkaddr %u ofs %u, isdir %d", 73 show_dev_nid(__entry), 74 __entry->blkaddr, __entry->ofs, 75 __entry->isdir) 76 ); 77 78 TRACE_EVENT(erofs_readpage, 79 80 TP_PROTO(struct page *page, bool raw), 81 82 TP_ARGS(page, raw), 83 84 TP_STRUCT__entry( 85 __field(dev_t, dev ) 86 __field(erofs_nid_t, nid ) 87 __field(int, dir ) 88 __field(pgoff_t, index ) 89 __field(int, uptodate) 90 __field(bool, raw ) 91 ), 92 93 TP_fast_assign( 94 __entry->dev = page->mapping->host->i_sb->s_dev; 95 __entry->nid = EROFS_V(page->mapping->host)->nid; 96 __entry->dir = S_ISDIR(page->mapping->host->i_mode); 97 __entry->index = page->index; 98 __entry->uptodate = PageUptodate(page); 99 __entry->raw = raw; 100 ), 101 102 TP_printk("dev = (%d,%d), nid = %llu, %s, index = %lu, uptodate = %d " 103 "raw = %d", 104 show_dev_nid(__entry), 105 show_file_type(__entry->dir), 106 (unsigned long)__entry->index, 107 __entry->uptodate, 108 __entry->raw) 109 ); 110 111 TRACE_EVENT(erofs_readpages, 112 113 TP_PROTO(struct inode *inode, struct page *page, unsigned int nrpage, 114 bool raw), 115 116 TP_ARGS(inode, page, nrpage, raw), 117 118 TP_STRUCT__entry( 119 __field(dev_t, dev ) 120 __field(erofs_nid_t, nid ) 121 __field(pgoff_t, start ) 122 __field(unsigned int, nrpage ) 123 __field(bool, raw ) 124 ), 125 126 TP_fast_assign( 127 __entry->dev = inode->i_sb->s_dev; 128 __entry->nid = EROFS_V(inode)->nid; 129 __entry->start = page->index; 130 __entry->nrpage = nrpage; 131 __entry->raw = raw; 132 ), 133 134 TP_printk("dev = (%d,%d), nid = %llu, start = %lu nrpage = %u raw = %d", 135 show_dev_nid(__entry), 136 (unsigned long)__entry->start, 137 __entry->nrpage, 138 __entry->raw) 139 ); 140 141 DECLARE_EVENT_CLASS(erofs__map_blocks_enter, 142 TP_PROTO(struct inode *inode, struct erofs_map_blocks *map, 143 unsigned int flags), 144 145 TP_ARGS(inode, map, flags), 146 147 TP_STRUCT__entry( 148 __field( dev_t, dev ) 149 __field( erofs_nid_t, nid ) 150 __field( erofs_off_t, la ) 151 __field( u64, llen ) 152 __field( unsigned int, flags ) 153 ), 154 155 TP_fast_assign( 156 __entry->dev = inode->i_sb->s_dev; 157 __entry->nid = EROFS_V(inode)->nid; 158 __entry->la = map->m_la; 159 __entry->llen = map->m_llen; 160 __entry->flags = flags; 161 ), 162 163 TP_printk("dev = (%d,%d), nid = %llu, la %llu llen %llu flags %s", 164 show_dev_nid(__entry), 165 __entry->la, __entry->llen, show_map_flags(__entry->flags)) 166 ); 167 168 DEFINE_EVENT(erofs__map_blocks_enter, erofs_map_blocks_flatmode_enter, 169 TP_PROTO(struct inode *inode, struct erofs_map_blocks *map, 170 unsigned flags), 171 172 TP_ARGS(inode, map, flags) 173 ); 174 175 DECLARE_EVENT_CLASS(erofs__map_blocks_exit, 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_V(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), show_map_flags(__entry->flags), 208 __entry->la, __entry->pa, __entry->llen, __entry->plen, 209 show_mflags(__entry->mflags), __entry->ret) 210 ); 211 212 DEFINE_EVENT(erofs__map_blocks_exit, erofs_map_blocks_flatmode_exit, 213 TP_PROTO(struct inode *inode, struct erofs_map_blocks *map, 214 unsigned flags, int ret), 215 216 TP_ARGS(inode, map, flags, ret) 217 ); 218 219 TRACE_EVENT(erofs_destroy_inode, 220 TP_PROTO(struct inode *inode), 221 222 TP_ARGS(inode), 223 224 TP_STRUCT__entry( 225 __field( dev_t, dev ) 226 __field( erofs_nid_t, nid ) 227 ), 228 229 TP_fast_assign( 230 __entry->dev = inode->i_sb->s_dev; 231 __entry->nid = EROFS_V(inode)->nid; 232 ), 233 234 TP_printk("dev = (%d,%d), nid = %llu", show_dev_nid(__entry)) 235 ); 236 237 #endif /* _TRACE_EROFS_H */ 238 239 /* This part must be outside protection */ 240 #include <trace/define_trace.h> 241
