git.sesse.net Git - bcachefs-tools-debian/blob - libbcachefs/error.c

   1 #include "bcachefs.h"
   2 #include "error.h"
   3 #include "io.h"
   4 #include "super.h"
   5
   6 void bch2_inconsistent_error(struct bch_fs *c)
   7 {
   8         set_bit(BCH_FS_ERROR, &c->flags);
   9
  10         switch (c->opts.errors) {
  11         case BCH_ON_ERROR_CONTINUE:
  12                 break;
  13         case BCH_ON_ERROR_RO:
  14                 if (bch2_fs_emergency_read_only(c))
  15                         bch_err(c, "emergency read only");
  16                 break;
  17         case BCH_ON_ERROR_PANIC:
  18                 panic(bch2_fmt(c, "panic after error"));
  19                 break;
  20         }
  21 }
  22
  23 void bch2_fatal_error(struct bch_fs *c)
  24 {
  25         if (bch2_fs_emergency_read_only(c))
  26                 bch_err(c, "emergency read only");
  27 }
  28
  29 void bch2_nonfatal_io_error_work(struct work_struct *work)
  30 {
  31         struct bch_dev *ca = container_of(work, struct bch_dev, io_error_work);
  32         struct bch_fs *c = ca->fs;
  33         bool dev;
  34
  35         mutex_lock(&c->state_lock);
  36         dev = bch2_dev_state_allowed(c, ca, BCH_MEMBER_STATE_RO,
  37                                     BCH_FORCE_IF_DEGRADED);
  38         if (dev
  39             ? __bch2_dev_set_state(c, ca, BCH_MEMBER_STATE_RO,
  40                                   BCH_FORCE_IF_DEGRADED)
  41             : bch2_fs_emergency_read_only(c))
  42                 bch_err(ca,
  43                         "too many IO errors, setting %s RO",
  44                         dev ? "device" : "filesystem");
  45         mutex_unlock(&c->state_lock);
  46 }
  47
  48 void bch2_nonfatal_io_error(struct bch_dev *ca)
  49 {
  50         queue_work(system_long_wq, &ca->io_error_work);
  51 }