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Merge mockturtle.local:/home/dlenev/src/mysql-5.0-bg21281

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into  mockturtle.local:/home/dlenev/src/mysql-5.1-bg21281-2
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dlenev@mockturtle.local
2007-08-05 13:26:10 +04:00
parent e76351df1a a43431b3a1
commit ec2aeb4fae
3 changed files with 60 additions and 8 deletions
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14
mysql-test/r/federated.result
View File

@ -1883,6 +1883,20 @@ a b
2 Curly
drop table federated.t1;
drop table federated.t1;
Bug#18287 create federated table always times out, error 1159 ' '
Test that self-references work
create table federated.t1 (a int primary key);
create table federated.t2 (a int primary key)
ENGINE=FEDERATED
connection='mysql://root@127.0.0.1:SLAVE_PORT/federated/t1';
insert into federated.t1 (a) values (1);
select * from federated.t2;
a
1
drop table federated.t1, federated.t2;
CREATE TABLE federated.t1 (a INT PRIMARY KEY) DEFAULT CHARSET=utf8;
CREATE TABLE federated.t1 (a INT PRIMARY KEY)
ENGINE=FEDERATED

14
mysql-test/t/federated.test
View File

@ -1685,6 +1685,20 @@ drop table federated.t1;
connection slave;
drop table federated.t1;
--echo
--echo Bug#18287 create federated table always times out, error 1159 ' '
--echo
--echo Test that self-references work
--echo
connection slave;
create table federated.t1 (a int primary key);
--replace_result $SLAVE_MYPORT SLAVE_PORT
eval create table federated.t2 (a int primary key)
ENGINE=FEDERATED
connection='mysql://root@127.0.0.1:$SLAVE_MYPORT/federated/t1';
insert into federated.t1 (a) values (1);
select * from federated.t2;
drop table federated.t1, federated.t2;
#
# BUG#29875 Disable support for transactions

40
mysys/thr_lock.c
View File

@ -384,6 +384,9 @@ static inline my_bool have_specific_lock(THR_LOCK_DATA *data,
}
static void wake_up_waiters(THR_LOCK *lock);
static enum enum_thr_lock_result
wait_for_lock(struct st_lock_list *wait, THR_LOCK_DATA *data,
my_bool in_wait_list)
@ -445,8 +448,13 @@ wait_for_lock(struct st_lock_list *wait, THR_LOCK_DATA *data,
else
wait->last=data->prev;
data->type= TL_UNLOCK; /* No lock */
check_locks(data->lock, "killed or timed out wait_for_lock", 1);
wake_up_waiters(data->lock);
}
else
{
check_locks(data->lock, "aborted wait_for_lock", 0);
}
check_locks(data->lock,"failed wait_for_lock",0);
}
else
{
@ -776,6 +784,26 @@ void thr_unlock(THR_LOCK_DATA *data)
lock->read_no_write_count--;
data->type=TL_UNLOCK; /* Mark unlocked */
check_locks(lock,"after releasing lock",1);
wake_up_waiters(lock);
pthread_mutex_unlock(&lock->mutex);
DBUG_VOID_RETURN;
}
/**
@brief Wake up all threads which pending requests for the lock
can be satisfied.
@param lock Lock for which threads should be woken up
*/
static void wake_up_waiters(THR_LOCK *lock)
{
THR_LOCK_DATA *data;
enum thr_lock_type lock_type;
DBUG_ENTER("wake_up_waiters");
if (!lock->write.data) /* If no active write locks */
{
@ -827,11 +855,7 @@ void thr_unlock(THR_LOCK_DATA *data)
data=lock->write_wait.data; /* Free this too */
}
if (data->type >= TL_WRITE_LOW_PRIORITY)
{
check_locks(lock,"giving write lock",0);
pthread_mutex_unlock(&lock->mutex);
DBUG_VOID_RETURN;
}
goto end;
/* Release possible read locks together with the write lock */
}
if (lock->read_wait.data)
@ -886,8 +910,7 @@ void thr_unlock(THR_LOCK_DATA *data)
free_all_read_locks(lock,0);
}
end:
check_locks(lock,"thr_unlock",0);
pthread_mutex_unlock(&lock->mutex);
check_locks(lock, "after waking up waiters", 0);
DBUG_VOID_RETURN;
}
@ -1101,6 +1124,7 @@ my_bool thr_abort_locks_for_thread(THR_LOCK *lock, my_thread_id thread_id)
lock->write_wait.last= data->prev;
}
}
wake_up_waiters(lock);
pthread_mutex_unlock(&lock->mutex);
DBUG_RETURN(found);
}