1 // SPDX-License-Identifier: GPL-2.0
7 #define FSCK_ERR_RATELIMIT_NR 10
9 bool bch2_inconsistent_error(struct bch_fs *c)
11 set_bit(BCH_FS_ERROR, &c->flags);
13 switch (c->opts.errors) {
14 case BCH_ON_ERROR_continue:
17 if (bch2_fs_emergency_read_only(c))
18 bch_err(c, "inconsistency detected - emergency read only");
20 case BCH_ON_ERROR_panic:
21 panic(bch2_fmt(c, "panic after error"));
28 void bch2_topology_error(struct bch_fs *c)
30 set_bit(BCH_FS_TOPOLOGY_ERROR, &c->flags);
31 if (test_bit(BCH_FS_INITIAL_GC_DONE, &c->flags))
32 bch2_inconsistent_error(c);
35 void bch2_fatal_error(struct bch_fs *c)
37 if (bch2_fs_emergency_read_only(c))
38 bch_err(c, "fatal error - emergency read only");
41 void bch2_io_error_work(struct work_struct *work)
43 struct bch_dev *ca = container_of(work, struct bch_dev, io_error_work);
44 struct bch_fs *c = ca->fs;
47 down_write(&c->state_lock);
48 dev = bch2_dev_state_allowed(c, ca, BCH_MEMBER_STATE_ro,
49 BCH_FORCE_IF_DEGRADED);
51 ? __bch2_dev_set_state(c, ca, BCH_MEMBER_STATE_ro,
52 BCH_FORCE_IF_DEGRADED)
53 : bch2_fs_emergency_read_only(c))
55 "too many IO errors, setting %s RO",
56 dev ? "device" : "filesystem");
57 up_write(&c->state_lock);
60 void bch2_io_error(struct bch_dev *ca)
62 //queue_work(system_long_wq, &ca->io_error_work);
66 #define ask_yn() false
68 #include "tools-util.h"
71 enum fsck_err_ret bch2_fsck_err(struct bch_fs *c, unsigned flags,
74 struct fsck_err_state *s = NULL;
76 bool fix = false, print = true, suppressing = false;
77 char _buf[sizeof(s->buf)], *buf = _buf;
79 if (test_bit(BCH_FS_FSCK_DONE, &c->flags)) {
84 if (c->opts.errors == BCH_ON_ERROR_continue) {
88 bch2_inconsistent_error(c);
93 mutex_lock(&c->fsck_error_lock);
95 list_for_each_entry(s, &c->fsck_errors, list)
99 s = kzalloc(sizeof(*s), GFP_NOFS);
101 if (!c->fsck_alloc_err)
102 bch_err(c, "kmalloc err, cannot ratelimit fsck errs");
103 c->fsck_alloc_err = true;
108 INIT_LIST_HEAD(&s->list);
111 list_move(&s->list, &c->fsck_errors);
113 if (c->opts.ratelimit_errors &&
114 !(flags & FSCK_NO_RATELIMIT) &&
115 s->nr >= FSCK_ERR_RATELIMIT_NR) {
116 if (s->nr == FSCK_ERR_RATELIMIT_NR)
124 vscnprintf(buf, sizeof(_buf), fmt, args);
127 if (c->opts.fix_errors == FSCK_OPT_EXIT) {
128 bch_err(c, "%s, exiting", buf);
129 } else if (flags & FSCK_CAN_FIX) {
130 if (c->opts.fix_errors == FSCK_OPT_ASK) {
131 printk(KERN_ERR "%s: fix?", buf);
133 } else if (c->opts.fix_errors == FSCK_OPT_YES ||
134 (c->opts.nochanges &&
135 !(flags & FSCK_CAN_IGNORE))) {
137 bch_err(c, "%s, fixing", buf);
141 bch_err(c, "%s, not fixing", buf);
144 } else if (flags & FSCK_NEED_FSCK) {
146 bch_err(c, "%s (run fsck to correct)", buf);
149 bch_err(c, "%s (repair unimplemented)", buf);
153 bch_err(c, "Ratelimiting new instances of previous error");
155 mutex_unlock(&c->fsck_error_lock);
158 set_bit(BCH_FS_ERRORS_FIXED, &c->flags);
161 set_bit(BCH_FS_ERRORS_NOT_FIXED, &c->flags);
162 set_bit(BCH_FS_ERROR, &c->flags);
163 return c->opts.fix_errors == FSCK_OPT_EXIT ||
164 !(flags & FSCK_CAN_IGNORE)
170 void bch2_flush_fsck_errs(struct bch_fs *c)
172 struct fsck_err_state *s, *n;
174 mutex_lock(&c->fsck_error_lock);
176 list_for_each_entry_safe(s, n, &c->fsck_errors, list) {
178 bch_err(c, "Saw %llu errors like:\n %s", s->nr, s->buf);
184 mutex_unlock(&c->fsck_error_lock);