[Commits] 949e2ae: MDEV-10315 - Online ALTER TABLE may get stuck in tdc_remove_table

Sergei Golubchik serg at mariadb.org
Thu Sep 22 00:02:17 EEST 2016


Hi, Sergey!

On Jul 01, Sergey Vojtovich wrote:
> revision-id: 949e2aede909686053ab83ebf2741901be416a07 (mariadb-10.0.26-4-g949e2ae)
> parent(s): 0fdb17e6c3f50ae22eb97b6363bcbd8b0cd9e040
> committer: Sergey Vojtovich
> timestamp: 2016-07-01 13:57:18 +0400
> message:
> 
> MDEV-10315 - Online ALTER TABLE may get stuck in tdc_remove_table
> 
> There was race condition between online ALTER TABLE and statements performing
> TABLE_SHARE release without marking it flushed (e.g. in case of table cache
> overflow, SET @@global.table_open_cache, manager thread purgine table cache).
> 
> The reason was missing mysql_cond_broadcast().

ok to push

Regards,
Sergei
Chief Architect MariaDB
and security at mariadb.org


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