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PS-4989: Fixing innodb_track_changed_pages debug validation

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In debug builds, this setting is allowed to be turned off temporarily after it was
turned on during startup. Howewer memory garbage also caused it to be accidentally
turned on when it was disabled at startup.
This commit is contained in:
Zsolt Parragi 2018-11-01 10:33:22 +01:00 committed by Marko Mäkelä
parent 979cad2291
commit 83d8c38dd7
1 changed files with 3 additions and 1 deletions
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4
storage/xtradb/handler/ha_innodb.cc
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@ -19148,8 +19148,10 @@ innodb_track_changed_pages_validate(
return 0;
}
if (intbuf == srv_track_changed_pages)
if (intbuf == srv_track_changed_pages) { // == 0
*reinterpret_cast<ulong*>(save) = srv_track_changed_pages;
return 0;
}
return 1;
}