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MDEV-5864 - Reduce usage of LOCK_open: TABLE_SHARE::tdc.free_tables

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Let TABLE_SHARE::tdc.free_tables, TABLE_SHARE::tdc.all_tables,
TABLE_SHARE::tdc.flushed and corresponding invariants be protected by
per-share TABLE_SHARE::tdc.LOCK_table_share instead of global LOCK_open.
This commit is contained in:
Sergey Vojtovich
2014-03-20 11:11:13 +04:00
parent 8250824a12
commit e4fde57712
16 changed files with 122 additions and 134 deletions
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sql/table_cache.h
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@ -26,7 +26,6 @@ enum enum_tdc_remove_table_type
extern ulong tdc_size;
extern ulong tc_size;
extern mysql_mutex_t LOCK_open; /* FIXME: make private */
extern int tdc_init(void);
extern void tdc_start_shutdown(void);