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merge of 5.1-main into 5.1-maria; MyISAM changes are also ported to Maria.

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This commit is contained in:
Guilhem Bichot
2009-03-11 16:32:42 +01:00
parent a15d25f07e 11570d64fc
commit b0fcbc84ef
188 changed files with 4013 additions and 5332 deletions
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9
mysys/thr_lock.c
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@@ -1375,7 +1375,8 @@ void thr_downgrade_write_lock(THR_LOCK_DATA *in_data,
/* Upgrade a WRITE_DELAY lock to a WRITE_LOCK */
my_bool thr_upgrade_write_delay_lock(THR_LOCK_DATA *data)
my_bool thr_upgrade_write_delay_lock(THR_LOCK_DATA *data,
enum thr_lock_type new_lock_type)
{
THR_LOCK *lock=data->lock;
DBUG_ENTER("thr_upgrade_write_delay_lock");
@@ -1388,7 +1389,7 @@ my_bool thr_upgrade_write_delay_lock(THR_LOCK_DATA *data)
}
check_locks(lock,"before upgrading lock",0);
/* TODO: Upgrade to TL_WRITE_CONCURRENT_INSERT in some cases */
data->type=TL_WRITE; /* Upgrade lock */
data->type= new_lock_type; /* Upgrade lock */
/* Check if someone has given us the lock */
if (!data->cond)
@@ -1427,6 +1428,7 @@ my_bool thr_upgrade_write_delay_lock(THR_LOCK_DATA *data)
my_bool thr_reschedule_write_lock(THR_LOCK_DATA *data)
{
THR_LOCK *lock=data->lock;
enum thr_lock_type write_lock_type;
DBUG_ENTER("thr_reschedule_write_lock");
pthread_mutex_lock(&lock->mutex);
@@ -1436,6 +1438,7 @@ my_bool thr_reschedule_write_lock(THR_LOCK_DATA *data)
DBUG_RETURN(0);
}
write_lock_type= data->type;
data->type=TL_WRITE_DELAYED;
if (lock->update_status)
(*lock->update_status)(data->status_param);
@@ -1454,7 +1457,7 @@ my_bool thr_reschedule_write_lock(THR_LOCK_DATA *data)
free_all_read_locks(lock,0);
pthread_mutex_unlock(&lock->mutex);
DBUG_RETURN(thr_upgrade_write_delay_lock(data));
DBUG_RETURN(thr_upgrade_write_delay_lock(data, write_lock_type));
}