fs/ubifs/debug.h

1 /* SPDX-License-Identifier: GPL-2.0-only */
5  * Copyright (C) 2006-2008 Nokia Corporation.
29  * ubifs_debug_info - per-FS debugging information.
30  * @old_zroot: old index root - used by 'dbg_check_old_index()'
31  * @old_zroot_level: old index root level - used by 'dbg_check_old_index()'
32  * @old_zroot_sqnum: old index root sqnum - used by 'dbg_check_old_index()'
34  * @pc_happened: non-zero if an emulated power cut happened
36  * @pc_timeout: time in jiffies when delay of failure mode expires
37  * @pc_cnt: current number of calls to failure mode I/O functions
38  * @pc_cnt_max: number of calls by which to delay failure mode
45  * @new_ihead_lnum: used by debugging to check @c->ihead_lnum
46  * @new_ihead_offs: used by debugging to check @c->ihead_offs
51  * @saved_idx_gc_cnt: saved value of @c->idx_gc_cnt
58  * @tst_rcvry: if UBIFS recovery testing mode enabled
60  * @dfs_dir_name: name of debugfs directory containing this file-system's files
61  * @dfs_dir: direntry object of the file-system debugfs directory
70  * @dfs_tst_rcvry: debugfs knob to enable UBIFS recovery testing
71  * @dfs_ro_error: debugfs knob to switch UBIFS to R/O mode (different to
72  *                re-mounting to R/O mode because it does not flush any buffers
73  *                and UBIFS just starts returning -EROFS on all write
122  * ubifs_global_debug_info - global (not per-FS) UBIFS debugging information.
129  * @tst_rcvry: if UBIFS recovery testing mode enabled
151 	if (unlikely(down_write_trylock(&(c)->commit_sem))) {                  \
152 		up_write(&(c)->commit_sem);                                    \
159 	pr_debug("UBIFS DBG " type " (pid %d): " fmt "\n", current->pid,       \
165 	pr_debug("UBIFS DBG " type " (pid %d): " fmt "%s\n", current->pid,     \
200 /* Additional recovery messages */
207 	return !!(ubifs_dbg.chk_gen || c->dbg->chk_gen);  in dbg_is_chk_gen()
211 	return !!(ubifs_dbg.chk_index || c->dbg->chk_index);  in dbg_is_chk_index()
215 	return !!(ubifs_dbg.chk_orph || c->dbg->chk_orph);  in dbg_is_chk_orph()
219 	return !!(ubifs_dbg.chk_lprops || c->dbg->chk_lprops);  in dbg_is_chk_lprops()
223 	return !!(ubifs_dbg.chk_fs || c->dbg->chk_fs);  in dbg_is_chk_fs()
227 	return !!(ubifs_dbg.tst_rcvry || c->dbg->tst_rcvry);  in dbg_is_tst_rcvry()
231 	return !!c->dbg->pc_happened;  in dbg_is_power_cut()
299 /* Debugfs-related stuff */