diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/tdb2/tdb1_lock.c | 24 | ||||
| -rw-r--r-- | lib/tdb2/tdb1_private.h | 2 | ||||
| -rw-r--r-- | lib/tdb2/tdb1_transaction.c | 6 |
3 files changed, 23 insertions, 9 deletions
diff --git a/lib/tdb2/tdb1_lock.c b/lib/tdb2/tdb1_lock.c index f21a22cacd..495e1d1bf6 100644 --- a/lib/tdb2/tdb1_lock.c +++ b/lib/tdb2/tdb1_lock.c @@ -162,13 +162,21 @@ static int tdb1_lock_list(struct tdb_context *tdb, int list, int ltype, check = !have_data_locks(tdb); ret = tdb1_nest_lock(tdb, lock_offset(list), ltype, waitflag); - if (ret == 0 && check && tdb1_needs_recovery(tdb)) { - tdb1_nest_unlock(tdb, lock_offset(list), ltype); + if (ret == 0 && check) { + tdb_bool_err berr = tdb1_needs_recovery(tdb); - if (tdb1_lock_and_recover(tdb) == -1) { + if (berr < 0) { return -1; } - return tdb1_lock_list(tdb, list, ltype, waitflag); + if (berr == true) { + tdb1_nest_unlock(tdb, lock_offset(list), ltype); + + if (tdb1_lock_and_recover(tdb) == -1) { + return -1; + } + return tdb1_lock_list(tdb, list, ltype, + waitflag); + } } } return ret; @@ -249,6 +257,7 @@ int tdb1_allrecord_lock(struct tdb_context *tdb, int ltype, enum tdb_lock_flags flags, bool upgradable) { enum TDB_ERROR ecode; + tdb_bool_err berr; /* tdb_lock_gradual() doesn't know about tdb->tdb1.traverse_read. */ if (tdb->tdb1.traverse_read && !(tdb->flags & TDB_NOLOCK)) { @@ -313,7 +322,12 @@ int tdb1_allrecord_lock(struct tdb_context *tdb, int ltype, tdb->file->allrecord_lock.ltype = upgradable ? F_WRLCK : ltype; tdb->file->allrecord_lock.off = upgradable; - if (tdb1_needs_recovery(tdb)) { + berr = tdb1_needs_recovery(tdb); + if (berr < 0) { + return -1; + } + + if (berr == true) { tdb1_allrecord_unlock(tdb, ltype); if (tdb1_lock_and_recover(tdb) == -1) { return -1; diff --git a/lib/tdb2/tdb1_private.h b/lib/tdb2/tdb1_private.h index ea147a8967..68dc39f6f8 100644 --- a/lib/tdb2/tdb1_private.h +++ b/lib/tdb2/tdb1_private.h @@ -153,7 +153,7 @@ int tdb1_ofs_read(struct tdb_context *tdb, tdb1_off_t offset, tdb1_off_t *d); int tdb1_ofs_write(struct tdb_context *tdb, tdb1_off_t offset, tdb1_off_t *d); int tdb1_lock_record(struct tdb_context *tdb, tdb1_off_t off); int tdb1_unlock_record(struct tdb_context *tdb, tdb1_off_t off); -bool tdb1_needs_recovery(struct tdb_context *tdb); +tdb_bool_err tdb1_needs_recovery(struct tdb_context *tdb); int tdb1_rec_read(struct tdb_context *tdb, tdb1_off_t offset, struct tdb1_record *rec); int tdb1_rec_write(struct tdb_context *tdb, tdb1_off_t offset, struct tdb1_record *rec); int tdb1_do_delete(struct tdb_context *tdb, tdb1_off_t rec_ptr, struct tdb1_record *rec); diff --git a/lib/tdb2/tdb1_transaction.c b/lib/tdb2/tdb1_transaction.c index 08eac1df34..ecd7d2628e 100644 --- a/lib/tdb2/tdb1_transaction.c +++ b/lib/tdb2/tdb1_transaction.c @@ -1289,14 +1289,14 @@ int tdb1_transaction_recover(struct tdb_context *tdb) } /* Any I/O failures we say "needs recovery". */ -bool tdb1_needs_recovery(struct tdb_context *tdb) +tdb_bool_err tdb1_needs_recovery(struct tdb_context *tdb) { tdb1_off_t recovery_head; struct tdb1_record rec; /* find the recovery area */ if (tdb1_ofs_read(tdb, TDB1_RECOVERY_HEAD, &recovery_head) == -1) { - return true; + return tdb->last_error; } if (recovery_head == 0) { @@ -1307,7 +1307,7 @@ bool tdb1_needs_recovery(struct tdb_context *tdb) /* read the recovery record */ if (tdb->tdb1.io->tdb1_read(tdb, recovery_head, &rec, sizeof(rec), TDB1_DOCONV()) == -1) { - return true; + return tdb->last_error; } return (rec.magic == TDB1_RECOVERY_MAGIC); |