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path: root/mysql-test/r/assign_key_cache-5405.result
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* Create 'main' test directory and move 't' and 'r' thereMichael Widenius2018-03-291-19/+0
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* MDEV-6720 - enable connection log in mysqltest by defaultSergey Vojtovich2016-03-311-0/+5
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* MDEV-5405 RQG induced crash in mi_assign_to_key_cache in safe mutex unlockSergei Golubchik2014-01-271-0/+14
if two threads were calling mi_assign_to_key_cache() for the same table, one could change share->key_cache while the other was having share->key_cache->op_lock locked. The other thread would crash then, trying to unlock share->key_cache->op_lock (because it would be a different mutex). fixed by caching the value of share->key_cache in a local variable. The thread can still call flush_key_blocks() for an unassigned keycache, but it's harmless.