38 void gfs2_assert_i(struct gfs2_sbd *sdp)  in gfs2_assert_i()  argument
40 	fs_emerg(sdp, "fatal assertion failed\n");  in gfs2_assert_i()
50 int check_journal_clean(struct gfs2_sbd *sdp, struct gfs2_jdesc *jd,  in check_journal_clean()  argument
63 			fs_err(sdp, "Error %d locking journal for spectator "  in check_journal_clean()
70 			fs_err(sdp, "Error checking journal for spectator "  in check_journal_clean()
77 			fs_err(sdp, "Error parsing journal for spectator "  in check_journal_clean()
84 			fs_err(sdp, "jid=%u: Journal is dirty, so the first "  in check_journal_clean()
94 static void signal_our_withdraw(struct gfs2_sbd *sdp)  in signal_our_withdraw()  argument
96 	struct gfs2_glock *gl = sdp->sd_live_gh.gh_gl;  in signal_our_withdraw()
97 	struct inode *inode = sdp->sd_jdesc->jd_inode;  in signal_our_withdraw()
103 	if (test_bit(SDF_NORECOVERY, &sdp->sd_flags))  in signal_our_withdraw()
107 	set_bit(SDF_WITHDRAW_RECOVERY, &sdp->sd_flags);  in signal_our_withdraw()
119 	clear_bit(SDF_JOURNAL_LIVE, &sdp->sd_flags);  in signal_our_withdraw()
120 	if (!sb_rdonly(sdp->sd_vfs))  in signal_our_withdraw()
121 		ret = gfs2_make_fs_ro(sdp);  in signal_our_withdraw()
123 	if (sdp->sd_lockstruct.ls_ops->lm_lock == NULL) { /* lock_nolock */  in signal_our_withdraw()
126 		clear_bit(SDF_WITHDRAW_RECOVERY, &sdp->sd_flags);  in signal_our_withdraw()
132 	if (gfs2_holder_initialized(&sdp->sd_journal_gh)) {  in signal_our_withdraw()
133 		gfs2_glock_dq_wait(&sdp->sd_journal_gh);  in signal_our_withdraw()
134 		gfs2_holder_uninit(&sdp->sd_journal_gh);  in signal_our_withdraw()
136 	sdp->sd_jinode_gh.gh_flags |= GL_NOCACHE;  in signal_our_withdraw()
137 	gfs2_glock_dq(&sdp->sd_jinode_gh);  in signal_our_withdraw()
138 	if (test_bit(SDF_FS_FROZEN, &sdp->sd_flags)) {  in signal_our_withdraw()
141 		atomic_set(&sdp->sd_freeze_state, SFS_FROZEN);  in signal_our_withdraw()
142 		thaw_super(sdp->sd_vfs);  in signal_our_withdraw()
150 	gfs2_holder_uninit(&sdp->sd_jinode_gh);  in signal_our_withdraw()
173 	gfs2_glock_dq_wait(&sdp->sd_live_gh);  in signal_our_withdraw()
179 	fs_warn(sdp, "Requesting recovery of jid %d.\n",  in signal_our_withdraw()
180 		sdp->sd_lockstruct.ls_jid);  in signal_our_withdraw()
182 			   &sdp->sd_live_gh);  in signal_our_withdraw()
187 	ret = gfs2_glock_nq(&sdp->sd_live_gh);  in signal_our_withdraw()
200 		fs_warn(sdp, "No other mounters found. Trying to recover our "  in signal_our_withdraw()
201 			"own journal jid %d.\n", sdp->sd_lockstruct.ls_jid);  in signal_our_withdraw()
202 		if (gfs2_recover_journal(sdp->sd_jdesc, 1))  in signal_our_withdraw()
203 			fs_warn(sdp, "Unable to recover our journal jid %d.\n",  in signal_our_withdraw()
204 				sdp->sd_lockstruct.ls_jid);  in signal_our_withdraw()
205 		gfs2_glock_dq_wait(&sdp->sd_live_gh);  in signal_our_withdraw()
207 				   &sdp->sd_live_gh);  in signal_our_withdraw()
208 		gfs2_glock_nq(&sdp->sd_live_gh);  in signal_our_withdraw()
212 	clear_bit(SDF_WITHDRAW_RECOVERY, &sdp->sd_flags);  in signal_our_withdraw()
224 	inode = gfs2_inode_lookup(sdp->sd_vfs, DT_UNKNOWN,  in signal_our_withdraw()
225 				  sdp->sd_jdesc->jd_no_addr, no_formal_ino,  in signal_our_withdraw()
228 		fs_warn(sdp, "Reprocessing of jid %d failed with %ld.\n",  in signal_our_withdraw()
229 			sdp->sd_lockstruct.ls_jid, PTR_ERR(inode));  in signal_our_withdraw()
232 	sdp->sd_jdesc->jd_inode = inode;  in signal_our_withdraw()
238 		ret = check_journal_clean(sdp, sdp->sd_jdesc, false);  in signal_our_withdraw()
242 		fs_warn(sdp, "Waiting for journal recovery jid %d.\n",  in signal_our_withdraw()
243 			sdp->sd_lockstruct.ls_jid);  in signal_our_withdraw()
247 		fs_warn(sdp, "Journal recovery complete for jid %d.\n",  in signal_our_withdraw()
248 			sdp->sd_lockstruct.ls_jid);  in signal_our_withdraw()
250 		fs_warn(sdp, "Journal recovery skipped for %d until next "  in signal_our_withdraw()
251 			"mount.\n", sdp->sd_lockstruct.ls_jid);  in signal_our_withdraw()
252 	fs_warn(sdp, "Glock dequeues delayed: %lu\n", sdp->sd_glock_dqs_held);  in signal_our_withdraw()
253 	sdp->sd_glock_dqs_held = 0;  in signal_our_withdraw()
254 	wake_up_bit(&sdp->sd_flags, SDF_WITHDRAW_RECOVERY);  in signal_our_withdraw()
257 void gfs2_lm(struct gfs2_sbd *sdp, const char *fmt, ...)  in gfs2_lm()  argument
262 	if (sdp->sd_args.ar_errors == GFS2_ERRORS_WITHDRAW &&  in gfs2_lm()
263 	    test_bit(SDF_WITHDRAWN, &sdp->sd_flags))  in gfs2_lm()
269 	fs_err(sdp, "%pV", &vaf);  in gfs2_lm()
273 int gfs2_withdraw(struct gfs2_sbd *sdp)  in gfs2_withdraw()  argument
275 	struct lm_lockstruct *ls = &sdp->sd_lockstruct;  in gfs2_withdraw()
278 	if (sdp->sd_args.ar_errors == GFS2_ERRORS_WITHDRAW &&  in gfs2_withdraw()
279 	    test_and_set_bit(SDF_WITHDRAWN, &sdp->sd_flags)) {  in gfs2_withdraw()
280 		if (!test_bit(SDF_WITHDRAW_IN_PROG, &sdp->sd_flags))  in gfs2_withdraw()
283 		wait_on_bit(&sdp->sd_flags, SDF_WITHDRAW_IN_PROG,  in gfs2_withdraw()
288 	set_bit(SDF_WITHDRAW_IN_PROG, &sdp->sd_flags);  in gfs2_withdraw()
290 	if (sdp->sd_args.ar_errors == GFS2_ERRORS_WITHDRAW) {  in gfs2_withdraw()
291 		fs_err(sdp, "about to withdraw this file system\n");  in gfs2_withdraw()
292 		BUG_ON(sdp->sd_args.ar_debug);  in gfs2_withdraw()
294 		signal_our_withdraw(sdp);  in gfs2_withdraw()
296 		kobject_uevent(&sdp->sd_kobj, KOBJ_OFFLINE);  in gfs2_withdraw()
298 		if (!strcmp(sdp->sd_lockstruct.ls_ops->lm_proto_name, "lock_dlm"))  in gfs2_withdraw()
299 			wait_for_completion(&sdp->sd_wdack);  in gfs2_withdraw()
302 			fs_err(sdp, "telling LM to unmount\n");  in gfs2_withdraw()
303 			lm->lm_unmount(sdp);  in gfs2_withdraw()
305 		set_bit(SDF_SKIP_DLM_UNLOCK, &sdp->sd_flags);  in gfs2_withdraw()
306 		fs_err(sdp, "File system withdrawn\n");  in gfs2_withdraw()
308 		clear_bit(SDF_WITHDRAW_IN_PROG, &sdp->sd_flags);  in gfs2_withdraw()
310 		wake_up_bit(&sdp->sd_flags, SDF_WITHDRAW_IN_PROG);  in gfs2_withdraw()
313 	if (sdp->sd_args.ar_errors == GFS2_ERRORS_PANIC)  in gfs2_withdraw()
314 		panic("GFS2: fsid=%s: panic requested\n", sdp->sd_fsname);  in gfs2_withdraw()
323 void gfs2_assert_withdraw_i(struct gfs2_sbd *sdp, char *assertion,  in gfs2_assert_withdraw_i()  argument
327 	if (gfs2_withdrawn(sdp))  in gfs2_assert_withdraw_i()
330 	fs_err(sdp,  in gfs2_assert_withdraw_i()
339 	if (sdp->sd_args.ar_errors == GFS2_ERRORS_PANIC)  in gfs2_assert_withdraw_i()
343 		gfs2_withdraw_delayed(sdp);  in gfs2_assert_withdraw_i()
345 		gfs2_withdraw(sdp);  in gfs2_assert_withdraw_i()
353 void gfs2_assert_warn_i(struct gfs2_sbd *sdp, char *assertion,  in gfs2_assert_warn_i()  argument
357 			sdp->sd_last_warning +  in gfs2_assert_warn_i()
358 			gfs2_tune_get(sdp, gt_complain_secs) * HZ))  in gfs2_assert_warn_i()
361 	if (sdp->sd_args.ar_errors == GFS2_ERRORS_WITHDRAW)  in gfs2_assert_warn_i()
362 		fs_warn(sdp, "warning: assertion \"%s\" failed at function = %s, file = %s, line = %u\n",  in gfs2_assert_warn_i()
365 	if (sdp->sd_args.ar_debug)  in gfs2_assert_warn_i()
370 	if (sdp->sd_args.ar_errors == GFS2_ERRORS_PANIC)  in gfs2_assert_warn_i()
373 		      sdp->sd_fsname, assertion,  in gfs2_assert_warn_i()
374 		      sdp->sd_fsname, function, file, line);  in gfs2_assert_warn_i()
376 	sdp->sd_last_warning = jiffies;  in gfs2_assert_warn_i()
383 void gfs2_consist_i(struct gfs2_sbd *sdp, const char *function,  in gfs2_consist_i()  argument
386 	gfs2_lm(sdp,  in gfs2_consist_i()
389 	gfs2_withdraw(sdp);  in gfs2_consist_i()
399 	struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);  in gfs2_consist_inode_i()  local
401 	gfs2_lm(sdp,  in gfs2_consist_inode_i()
408 	gfs2_withdraw(sdp);  in gfs2_consist_inode_i()
418 	struct gfs2_sbd *sdp = rgd->rd_sbd;  in gfs2_consist_rgrpd_i()  local
419 	char fs_id_buf[sizeof(sdp->sd_fsname) + 7];  in gfs2_consist_rgrpd_i()
421 	sprintf(fs_id_buf, "fsid=%s: ", sdp->sd_fsname);  in gfs2_consist_rgrpd_i()
423 	gfs2_lm(sdp,  in gfs2_consist_rgrpd_i()
429 	gfs2_withdraw(sdp);  in gfs2_consist_rgrpd_i()
438 int gfs2_meta_check_ii(struct gfs2_sbd *sdp, struct buffer_head *bh,  in gfs2_meta_check_ii()  argument
444 	gfs2_lm(sdp,  in gfs2_meta_check_ii()
450 	me = gfs2_withdraw(sdp);  in gfs2_meta_check_ii()
460 int gfs2_metatype_check_ii(struct gfs2_sbd *sdp, struct buffer_head *bh,  in gfs2_metatype_check_ii()  argument
466 	gfs2_lm(sdp,  in gfs2_metatype_check_ii()
472 	me = gfs2_withdraw(sdp);  in gfs2_metatype_check_ii()
482 int gfs2_io_error_i(struct gfs2_sbd *sdp, const char *function, char *file,  in gfs2_io_error_i()  argument
485 	gfs2_lm(sdp,  in gfs2_io_error_i()
489 	return gfs2_withdraw(sdp);  in gfs2_io_error_i()
497 void gfs2_io_error_bh_i(struct gfs2_sbd *sdp, struct buffer_head *bh,  in gfs2_io_error_bh_i()  argument
501 	if (gfs2_withdrawn(sdp))  in gfs2_io_error_bh_i()
504 	fs_err(sdp, "fatal: I/O error\n"  in gfs2_io_error_bh_i()
509 		gfs2_withdraw(sdp);  in gfs2_io_error_bh_i()