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don't crash on innodb_undo_tablespaces=1
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@vuvova
vuvova committed Jun 21, 2018
1 parent 082eec1 commit ef64856
Showing 1 changed file with 4 additions and 0 deletions.
4 storage/innobase/srv/srv0start.cc
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@@ -840,6 +840,10 @@ srv_undo_tablespaces_init(bool create_new_db)
ut_a(srv_undo_tablespaces <= TRX_SYS_N_RSEGS);
ut_a(!create_new_db || srv_operation == SRV_OPERATION_NORMAL);

if (srv_undo_tablespaces == 1) { /* 1 is not allowed, make it 0 */
srv_undo_tablespaces = 0;
}

memset(undo_tablespace_ids, 0x0, sizeof(undo_tablespace_ids));

/* Create the undo spaces only if we are creating a new

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