diff options
Diffstat (limited to 'ubifs-utils/libubifs/debug.h')
| -rw-r--r-- | ubifs-utils/libubifs/debug.h | 258 |
1 files changed, 61 insertions, 197 deletions
diff --git a/ubifs-utils/libubifs/debug.h b/ubifs-utils/libubifs/debug.h index ed96610..dfc4dca 100644 --- a/ubifs-utils/libubifs/debug.h +++ b/ubifs-utils/libubifs/debug.h @@ -17,125 +17,6 @@ typedef int (*dbg_leaf_callback)(struct ubifs_info *c, typedef int (*dbg_znode_callback)(struct ubifs_info *c, struct ubifs_znode *znode, void *priv); -/* - * The UBIFS debugfs directory name pattern and maximum name length (3 for "ubi" - * + 1 for "_" and plus 2x2 for 2 UBI numbers and 1 for the trailing zero byte. - */ -#define UBIFS_DFS_DIR_NAME "ubi%d_%d" -#define UBIFS_DFS_DIR_LEN (3 + 1 + 2*2 + 1) - -/** - * ubifs_debug_info - per-FS debugging information. - * @old_zroot: old index root - used by 'dbg_check_old_index()' - * @old_zroot_level: old index root level - used by 'dbg_check_old_index()' - * @old_zroot_sqnum: old index root sqnum - used by 'dbg_check_old_index()' - * - * @pc_happened: non-zero if an emulated power cut happened - * @pc_delay: 0=>don't delay, 1=>delay a time, 2=>delay a number of calls - * @pc_timeout: time in jiffies when delay of failure mode expires - * @pc_cnt: current number of calls to failure mode I/O functions - * @pc_cnt_max: number of calls by which to delay failure mode - * - * @chk_lpt_sz: used by LPT tree size checker - * @chk_lpt_sz2: used by LPT tree size checker - * @chk_lpt_wastage: used by LPT tree size checker - * @chk_lpt_lebs: used by LPT tree size checker - * @new_nhead_offs: used by LPT tree size checker - * @new_ihead_lnum: used by debugging to check @c->ihead_lnum - * @new_ihead_offs: used by debugging to check @c->ihead_offs - * - * @saved_lst: saved lprops statistics (used by 'dbg_save_space_info()') - * @saved_bi: saved budgeting information - * @saved_free: saved amount of free space - * @saved_idx_gc_cnt: saved value of @c->idx_gc_cnt - * - * @chk_gen: if general extra checks are enabled - * @chk_index: if index xtra checks are enabled - * @chk_orph: if orphans extra checks are enabled - * @chk_lprops: if lprops extra checks are enabled - * @chk_fs: if UBIFS contents extra checks are enabled - * @tst_rcvry: if UBIFS recovery testing mode enabled - * - * @dfs_dir_name: name of debugfs directory containing this file-system's files - * @dfs_dir: direntry object of the file-system debugfs directory - * @dfs_dump_lprops: "dump lprops" debugfs knob - * @dfs_dump_budg: "dump budgeting information" debugfs knob - * @dfs_dump_tnc: "dump TNC" debugfs knob - * @dfs_chk_gen: debugfs knob to enable UBIFS general extra checks - * @dfs_chk_index: debugfs knob to enable UBIFS index extra checks - * @dfs_chk_orph: debugfs knob to enable UBIFS orphans extra checks - * @dfs_chk_lprops: debugfs knob to enable UBIFS LEP properties extra checks - * @dfs_chk_fs: debugfs knob to enable UBIFS contents extra checks - * @dfs_tst_rcvry: debugfs knob to enable UBIFS recovery testing - * @dfs_ro_error: debugfs knob to switch UBIFS to R/O mode (different to - * re-mounting to R/O mode because it does not flush any buffers - * and UBIFS just starts returning -EROFS on all write - * operations) - */ -struct ubifs_debug_info { - struct ubifs_zbranch old_zroot; - int old_zroot_level; - unsigned long long old_zroot_sqnum; - - int pc_happened; - int pc_delay; - unsigned long pc_timeout; - unsigned int pc_cnt; - unsigned int pc_cnt_max; - - long long chk_lpt_sz; - long long chk_lpt_sz2; - long long chk_lpt_wastage; - int chk_lpt_lebs; - int new_nhead_offs; - int new_ihead_lnum; - int new_ihead_offs; - - struct ubifs_lp_stats saved_lst; - struct ubifs_budg_info saved_bi; - long long saved_free; - int saved_idx_gc_cnt; - - unsigned int chk_gen:1; - unsigned int chk_index:1; - unsigned int chk_orph:1; - unsigned int chk_lprops:1; - unsigned int chk_fs:1; - unsigned int tst_rcvry:1; - - char dfs_dir_name[UBIFS_DFS_DIR_LEN + 1]; - struct dentry *dfs_dir; - struct dentry *dfs_dump_lprops; - struct dentry *dfs_dump_budg; - struct dentry *dfs_dump_tnc; - struct dentry *dfs_chk_gen; - struct dentry *dfs_chk_index; - struct dentry *dfs_chk_orph; - struct dentry *dfs_chk_lprops; - struct dentry *dfs_chk_fs; - struct dentry *dfs_tst_rcvry; - struct dentry *dfs_ro_error; -}; - -/** - * ubifs_global_debug_info - global (not per-FS) UBIFS debugging information. - * - * @chk_gen: if general extra checks are enabled - * @chk_index: if index xtra checks are enabled - * @chk_orph: if orphans extra checks are enabled - * @chk_lprops: if lprops extra checks are enabled - * @chk_fs: if UBIFS contents extra checks are enabled - * @tst_rcvry: if UBIFS recovery testing mode enabled - */ -struct ubifs_global_debug_info { - unsigned int chk_gen:1; - unsigned int chk_index:1; - unsigned int chk_orph:1; - unsigned int chk_lprops:1; - unsigned int chk_fs:1; - unsigned int tst_rcvry:1; -}; - void ubifs_assert_failed(struct ubifs_info *c, const char *expr, const char *file, int line); @@ -154,16 +35,14 @@ void ubifs_assert_failed(struct ubifs_info *c, const char *expr, } \ } while (0) -#define ubifs_dbg_msg(type, fmt, ...) \ - pr_debug("UBIFS DBG " type " (pid %d): " fmt "\n", current->pid, \ - ##__VA_ARGS__) +#define ubifs_dbg_msg(type, fmt, ...) \ + pr_debug("UBIFS DBG " type " " fmt "\n", ##__VA_ARGS__) #define DBG_KEY_BUF_LEN 48 -#define ubifs_dbg_msg_key(type, key, fmt, ...) do { \ - char __tmp_key_buf[DBG_KEY_BUF_LEN]; \ - pr_debug("UBIFS DBG " type " (pid %d): " fmt "%s\n", current->pid, \ - ##__VA_ARGS__, \ - dbg_snprintf_key(c, key, __tmp_key_buf, DBG_KEY_BUF_LEN)); \ +#define ubifs_dbg_msg_key(type, key, fmt, ...) do { \ + char __tmp_key_buf[DBG_KEY_BUF_LEN]; \ + pr_debug("UBIFS DBG " type " " fmt "%s\n", ##__VA_ARGS__, \ + dbg_snprintf_key(c, key, __tmp_key_buf, DBG_KEY_BUF_LEN)); \ } while (0) /* General messages */ @@ -199,39 +78,8 @@ void ubifs_assert_failed(struct ubifs_info *c, const char *expr, /* Additional recovery messages */ #define dbg_rcvry(fmt, ...) ubifs_dbg_msg("rcvry", fmt, ##__VA_ARGS__) -extern struct ubifs_global_debug_info ubifs_dbg; - -static inline int dbg_is_chk_gen(const struct ubifs_info *c) -{ - return !!(ubifs_dbg.chk_gen || c->dbg->chk_gen); -} -static inline int dbg_is_chk_index(const struct ubifs_info *c) -{ - return !!(ubifs_dbg.chk_index || c->dbg->chk_index); -} -static inline int dbg_is_chk_orph(const struct ubifs_info *c) -{ - return !!(ubifs_dbg.chk_orph || c->dbg->chk_orph); -} -static inline int dbg_is_chk_lprops(const struct ubifs_info *c) -{ - return !!(ubifs_dbg.chk_lprops || c->dbg->chk_lprops); -} -static inline int dbg_is_chk_fs(const struct ubifs_info *c) -{ - return !!(ubifs_dbg.chk_fs || c->dbg->chk_fs); -} -static inline int dbg_is_tst_rcvry(const struct ubifs_info *c) -{ - return !!(ubifs_dbg.tst_rcvry || c->dbg->tst_rcvry); -} -static inline int dbg_is_power_cut(const struct ubifs_info *c) -{ - return !!c->dbg->pc_happened; -} - -int ubifs_debugging_init(struct ubifs_info *c); -void ubifs_debugging_exit(struct ubifs_info *c); +static inline int dbg_is_chk_index(__unused const struct ubifs_info *c) +{ return 0; } /* Dump functions */ const char *dbg_ntype(int type); @@ -241,10 +89,8 @@ const char *dbg_get_key_dump(const struct ubifs_info *c, const union ubifs_key *key); const char *dbg_snprintf_key(const struct ubifs_info *c, const union ubifs_key *key, char *buffer, int len); -void ubifs_dump_inode(struct ubifs_info *c, const struct inode *inode); void ubifs_dump_node(const struct ubifs_info *c, const void *node, int node_len); -void ubifs_dump_budget_req(const struct ubifs_budget_req *req); void ubifs_dump_lstats(const struct ubifs_lp_stats *lst); void ubifs_dump_budg(struct ubifs_info *c, const struct ubifs_budg_info *bi); void ubifs_dump_lprop(const struct ubifs_info *c, @@ -258,47 +104,65 @@ void ubifs_dump_heap(struct ubifs_info *c, struct ubifs_lpt_heap *heap, int cat); void ubifs_dump_pnode(struct ubifs_info *c, struct ubifs_pnode *pnode, struct ubifs_nnode *parent, int iip); -void ubifs_dump_tnc(struct ubifs_info *c); void ubifs_dump_index(struct ubifs_info *c); void ubifs_dump_lpt_lebs(const struct ubifs_info *c); int dbg_walk_index(struct ubifs_info *c, dbg_leaf_callback leaf_cb, dbg_znode_callback znode_cb, void *priv); +int add_size(struct ubifs_info *c, struct ubifs_znode *znode, void *priv); /* Checking functions */ -void dbg_save_space_info(struct ubifs_info *c); -int dbg_check_space_info(struct ubifs_info *c); -int dbg_check_lprops(struct ubifs_info *c); -int dbg_old_index_check_init(struct ubifs_info *c, struct ubifs_zbranch *zroot); -int dbg_check_old_index(struct ubifs_info *c, struct ubifs_zbranch *zroot); -int dbg_check_cats(struct ubifs_info *c); -int dbg_check_ltab(struct ubifs_info *c); -int dbg_chk_lpt_free_spc(struct ubifs_info *c); -int dbg_chk_lpt_sz(struct ubifs_info *c, int action, int len); -int dbg_check_synced_i_size(const struct ubifs_info *c, struct inode *inode); -int dbg_check_dir(struct ubifs_info *c, const struct inode *dir); -int dbg_check_tnc(struct ubifs_info *c, int extra); -int dbg_check_idx_size(struct ubifs_info *c, long long idx_size); -int dbg_check_filesystem(struct ubifs_info *c); -void dbg_check_heap(struct ubifs_info *c, struct ubifs_lpt_heap *heap, int cat, - int add_pos); -int dbg_check_lpt_nodes(struct ubifs_info *c, struct ubifs_cnode *cnode, - int row, int col); -int dbg_check_inode_size(struct ubifs_info *c, const struct inode *inode, - loff_t size); -int dbg_check_data_nodes_order(struct ubifs_info *c, struct list_head *head); -int dbg_check_nondata_nodes_order(struct ubifs_info *c, struct list_head *head); - -int dbg_leb_write(struct ubifs_info *c, int lnum, const void *buf, int offs, - int len); -int dbg_leb_change(struct ubifs_info *c, int lnum, const void *buf, int len); -int dbg_leb_unmap(struct ubifs_info *c, int lnum); -int dbg_leb_map(struct ubifs_info *c, int lnum); - -/* Debugfs-related stuff */ -void dbg_debugfs_init(void); -void dbg_debugfs_exit(void); -void dbg_debugfs_init_fs(struct ubifs_info *c); -void dbg_debugfs_exit_fs(struct ubifs_info *c); +static inline void dbg_save_space_info(__unused struct ubifs_info *c) {} +static inline int dbg_check_space_info(__unused struct ubifs_info *c) +{ return 0; } +static inline int dbg_check_lprops(__unused struct ubifs_info *c) { return 0; } +static inline int dbg_old_index_check_init(__unused struct ubifs_info *c, + __unused struct ubifs_zbranch *zroot) +{ return 0; } +static inline int dbg_check_old_index(__unused struct ubifs_info *c, + __unused struct ubifs_zbranch *zroot) +{ return 0; } +static inline int dbg_check_cats(__unused struct ubifs_info *c) { return 0; } +static inline int dbg_check_ltab(__unused struct ubifs_info *c) { return 0; } +static inline int dbg_chk_lpt_free_spc(__unused struct ubifs_info *c) +{ return 0; } +static inline int dbg_chk_lpt_sz(__unused struct ubifs_info *c, + __unused int action, __unused int len) +{ return 0; } +static inline int dbg_check_tnc(__unused struct ubifs_info *c, + __unused int extra) { return 0; } +static inline int dbg_check_idx_size(__unused struct ubifs_info *c, + __unused long long idx_size) { return 0; } +static inline int dbg_check_filesystem(__unused struct ubifs_info *c) +{ return 0; } +static inline void dbg_check_heap(__unused struct ubifs_info *c, + __unused struct ubifs_lpt_heap *heap, + __unused int cat, + __unused int add_pos) {} +static inline int dbg_check_lpt_nodes(__unused struct ubifs_info *c, + __unused struct ubifs_cnode *cnode, + __unused int row, + __unused int col) { return 0; } +static inline int dbg_check_data_nodes_order(__unused struct ubifs_info *c, + __unused struct list_head *head) +{ return 0; } +static inline int dbg_check_nondata_nodes_order(__unused struct ubifs_info *c, + __unused struct list_head *head) +{ return 0; } +static inline int dbg_leb_write(__unused struct ubifs_info *c, + __unused int lnum, __unused const void *buf, + __unused int offs, __unused int len) +{ return 0; } +static inline int dbg_leb_change(__unused struct ubifs_info *c, + __unused int lnum, __unused const void *buf, + __unused int len) { return 0; } +static inline int dbg_leb_unmap(__unused struct ubifs_info *c, + __unused int lnum) { return 0; } +static inline int dbg_leb_map(__unused struct ubifs_info *c, __unused int lnum) +{ return 0; } + +extern void print_hex_dump(const char *prefix_str, + int prefix_type, int rowsize, int groupsize, + const void *buf, size_t len, bool ascii); #endif /* !__UBIFS_DEBUG_H__ */ |