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- #ifndef __UBIFS_DEBUG_H__
- #define __UBIFS_DEBUG_H__
- typedef int (*dbg_leaf_callback)(struct ubifs_info *c,
- struct ubifs_zbranch *zbr, void *priv);
- typedef int (*dbg_znode_callback)(struct ubifs_info *c,
- struct ubifs_znode *znode, void *priv);
- #define UBIFS_DFS_DIR_NAME "ubi%d_%d"
- #define UBIFS_DFS_DIR_LEN (3 + 1 + 2*2 + 1)
- 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;
- };
- 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;
- };
- #define ubifs_assert(expr) do { \
- if (unlikely(!(expr))) { \
- pr_crit("UBIFS assert failed in %s at %u (pid %d)\n", \
- __func__, __LINE__, current->pid); \
- dump_stack(); \
- } \
- } while (0)
- #define ubifs_assert_cmt_locked(c) do { \
- if (unlikely(down_write_trylock(&(c)->commit_sem))) { \
- up_write(&(c)->commit_sem); \
- pr_crit("commit lock is not locked!\n"); \
- ubifs_assert(0); \
- } \
- } while (0)
- #define ubifs_dbg_msg(type, fmt, ...) \
- pr_debug("UBIFS DBG " type " (pid %d): " fmt "\n", current->pid, \
- ##__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)); \
- } while (0)
- #define dbg_gen(fmt, ...) ubifs_dbg_msg("gen", fmt, ##__VA_ARGS__)
- #define dbg_jnl(fmt, ...) ubifs_dbg_msg("jnl", fmt, ##__VA_ARGS__)
- #define dbg_jnlk(key, fmt, ...) \
- ubifs_dbg_msg_key("jnl", key, fmt, ##__VA_ARGS__)
- #define dbg_tnc(fmt, ...) ubifs_dbg_msg("tnc", fmt, ##__VA_ARGS__)
- #define dbg_tnck(key, fmt, ...) \
- ubifs_dbg_msg_key("tnc", key, fmt, ##__VA_ARGS__)
- #define dbg_lp(fmt, ...) ubifs_dbg_msg("lp", fmt, ##__VA_ARGS__)
- #define dbg_find(fmt, ...) ubifs_dbg_msg("find", fmt, ##__VA_ARGS__)
- #define dbg_mnt(fmt, ...) ubifs_dbg_msg("mnt", fmt, ##__VA_ARGS__)
- #define dbg_mntk(key, fmt, ...) \
- ubifs_dbg_msg_key("mnt", key, fmt, ##__VA_ARGS__)
- #define dbg_io(fmt, ...) ubifs_dbg_msg("io", fmt, ##__VA_ARGS__)
- #define dbg_cmt(fmt, ...) ubifs_dbg_msg("cmt", fmt, ##__VA_ARGS__)
- #define dbg_budg(fmt, ...) ubifs_dbg_msg("budg", fmt, ##__VA_ARGS__)
- #define dbg_log(fmt, ...) ubifs_dbg_msg("log", fmt, ##__VA_ARGS__)
- #define dbg_gc(fmt, ...) ubifs_dbg_msg("gc", fmt, ##__VA_ARGS__)
- #define dbg_scan(fmt, ...) ubifs_dbg_msg("scan", fmt, ##__VA_ARGS__)
- #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);
- const char *dbg_ntype(int type);
- const char *dbg_cstate(int cmt_state);
- const char *dbg_jhead(int jhead);
- 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);
- 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,
- const struct ubifs_lprops *lp);
- void ubifs_dump_lprops(struct ubifs_info *c);
- void ubifs_dump_lpt_info(struct ubifs_info *c);
- void ubifs_dump_leb(const struct ubifs_info *c, int lnum);
- void ubifs_dump_sleb(const struct ubifs_info *c,
- const struct ubifs_scan_leb *sleb, int offs);
- void ubifs_dump_znode(const struct ubifs_info *c,
- const struct ubifs_znode *znode);
- 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);
- 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);
- int dbg_debugfs_init(void);
- void dbg_debugfs_exit(void);
- int dbg_debugfs_init_fs(struct ubifs_info *c);
- void dbg_debugfs_exit_fs(struct ubifs_info *c);
- #endif
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