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MDEV-24167: Replace fts_cache_rw_lock, fts_cache_init_rw_lock with mutex

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fts_cache_t::init_lock: Replace with mutex. This was only acquired
in exclusive mode.

fts_cache_t:🔒 Replace with mutex. The only read-lock user was
i_s_fts_index_cache_fill() for producing content for the view
INFORMATION_SCHEMA.INNODB_FT_INDEX_CACHE.
This commit is contained in:
Marko Mäkelä
2020-11-09 11:22:32 +02:00
parent 1a1b7a6f16
commit bdd88cfa34
14 changed files with 77 additions and 108 deletions
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2
mysql-test/suite/perfschema/r/sxlock_func.result
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@@ -8,8 +8,6 @@ select name from performance_schema.setup_instruments
where name like "wait/synch/sxlock/%" order by name;
name
wait/synch/sxlock/innodb/fil_space_latch
wait/synch/sxlock/innodb/fts_cache_init_rw_lock
wait/synch/sxlock/innodb/fts_cache_rw_lock
wait/synch/sxlock/innodb/index_tree_rw_lock
select name from performance_schema.rwlock_instances
where name in