diff options
Diffstat (limited to 'libbcachefs/sysfs.c')
| -rw-r--r-- | libbcachefs/sysfs.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/libbcachefs/sysfs.c b/libbcachefs/sysfs.c index f93af1c4..05848375 100644 --- a/libbcachefs/sysfs.c +++ b/libbcachefs/sysfs.c @@ -26,6 +26,7 @@ #include "disk_groups.h" #include "ec.h" #include "enumerated_ref.h" +#include "error.h" #include "inode.h" #include "journal.h" #include "journal_reclaim.h" @@ -144,6 +145,7 @@ do { \ write_attribute(trigger_gc); write_attribute(trigger_discards); write_attribute(trigger_invalidates); +write_attribute(trigger_journal_commit); write_attribute(trigger_journal_flush); write_attribute(trigger_journal_writes); write_attribute(trigger_btree_cache_shrink); @@ -152,6 +154,7 @@ write_attribute(trigger_btree_updates); write_attribute(trigger_freelist_wakeup); write_attribute(trigger_recalc_capacity); write_attribute(trigger_delete_dead_snapshots); +write_attribute(trigger_emergency_read_only); read_attribute(gc_gens_pos); read_attribute(uuid); @@ -433,6 +436,9 @@ STORE(bch2_fs) if (attr == &sysfs_trigger_invalidates) bch2_do_invalidates(c); + if (attr == &sysfs_trigger_journal_commit) + bch2_journal_flush(&c->journal); + if (attr == &sysfs_trigger_journal_flush) { bch2_journal_flush_all_pins(&c->journal); bch2_journal_meta(&c->journal); @@ -453,6 +459,16 @@ STORE(bch2_fs) if (attr == &sysfs_trigger_delete_dead_snapshots) __bch2_delete_dead_snapshots(c); + if (attr == &sysfs_trigger_emergency_read_only) { + struct printbuf buf = PRINTBUF; + bch2_log_msg_start(c, &buf); + + prt_printf(&buf, "shutdown by sysfs\n"); + bch2_fs_emergency_read_only2(c, &buf); + bch2_print_str(c, KERN_ERR, buf.buf); + printbuf_exit(&buf); + } + #ifdef CONFIG_BCACHEFS_TESTS if (attr == &sysfs_perf_test) { char *tmp = kstrdup(buf, GFP_KERNEL), *p = tmp; @@ -577,6 +593,7 @@ struct attribute *bch2_fs_internal_files[] = { &sysfs_trigger_gc, &sysfs_trigger_discards, &sysfs_trigger_invalidates, + &sysfs_trigger_journal_commit, &sysfs_trigger_journal_flush, &sysfs_trigger_journal_writes, &sysfs_trigger_btree_cache_shrink, @@ -585,6 +602,7 @@ struct attribute *bch2_fs_internal_files[] = { &sysfs_trigger_freelist_wakeup, &sysfs_trigger_recalc_capacity, &sysfs_trigger_delete_dead_snapshots, + &sysfs_trigger_emergency_read_only, &sysfs_gc_gens_pos, |