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MDEV-6489 - rpl.rpl_insert, rpl.rpl_insert_delayed and

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main.mysqlslap fail on PPC64

There seem to be a bug on Power8 which doesn't guarantee
a signal to be delivered to waiting thread if broadcast
is called outside of mutex.

For now workaround it by calling broadcast while mutex is
still held.
This commit is contained in:
Sergey Vojtovich
2014-07-25 17:02:47 +04:00
parent a3acd72570
commit 35c78a1fcf
1 changed files with 1 additions and 1 deletions
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2
client/mysqlslap.c
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@@ -1796,8 +1796,8 @@ run_scheduler(stats *sptr, statement *stmts, uint concur, ulonglong limit)
pthread_mutex_lock(&sleeper_mutex);
master_wakeup= 0;
pthread_mutex_unlock(&sleeper_mutex);
pthread_cond_broadcast(&sleep_threshhold);
pthread_mutex_unlock(&sleeper_mutex);
gettimeofday(&start_time, NULL);