diff options
| -rw-r--r-- | fs/bcachefs/btree_update.h | 2 | ||||
| -rw-r--r-- | fs/bcachefs/btree_update_leaf.c | 27 |
2 files changed, 29 insertions, 0 deletions
diff --git a/fs/bcachefs/btree_update.h b/fs/bcachefs/btree_update.h index d9a406a28f47..3cf4cc4f2350 100644 --- a/fs/bcachefs/btree_update.h +++ b/fs/bcachefs/btree_update.h @@ -83,6 +83,8 @@ void bch2_trans_commit_hook(struct btree_trans *, struct btree_trans_commit_hook *); int __bch2_trans_commit(struct btree_trans *); +int bch2_trans_log_msg(struct btree_trans *, const char *); + /** * bch2_trans_commit - insert keys at given iterator positions * diff --git a/fs/bcachefs/btree_update_leaf.c b/fs/bcachefs/btree_update_leaf.c index d6ec3f6c9be8..2640d3e38a76 100644 --- a/fs/bcachefs/btree_update_leaf.c +++ b/fs/bcachefs/btree_update_leaf.c @@ -1795,3 +1795,30 @@ int bch2_btree_delete_range(struct bch_fs *c, enum btree_id id, bch2_btree_delete_range_trans(&trans, id, start, end, update_flags, journal_seq)); } + +int bch2_trans_log_msg(struct btree_trans *trans, const char *msg) +{ + unsigned len = strlen(msg); + unsigned u64s = DIV_ROUND_UP(len, sizeof(u64)); + struct jset_entry_log *l; + int ret; + + ret = darray_make_room(&trans->extra_journal_entries, jset_u64s(u64s)); + if (ret) + return ret; + + l = (void *) &darray_top(trans->extra_journal_entries); + l->entry.u64s = cpu_to_le16(u64s); + l->entry.btree_id = 0; + l->entry.level = 1; + l->entry.type = BCH_JSET_ENTRY_log; + l->entry.pad[0] = 0; + l->entry.pad[1] = 0; + l->entry.pad[2] = 0; + memcpy(l->d, msg, len); + while (len & 7) + l->d[len++] = '\0'; + + trans->extra_journal_entries.nr += jset_u64s(u64s); + return 0; +} |