On Wed, Apr 27, 2022 at 11:09:45AM -0700, Nathan Bossart wrote:
> On Wed, Apr 27, 2022 at 02:16:01PM +0900, Michael Paquier wrote:
>> - if (ControlFile->state == DB_IN_ARCHIVE_RECOVERY &&
>> - ControlFile->checkPointCopy.redo < lastCheckPoint.redo)
>> - {
>> 7ff23c6 has removed the last call to CreateCheckpoint() outside the
>> checkpointer, meaning that there is one less concurrent race to worry
>> about, but I have to admit that this change, to update the control
>> file's checkPoint and checkPointCopy even if we don't check after
>> ControlFile->checkPointCopy.redo < lastCheckPoint.redo would make the
>> code less robust in ~14. So I am questioning whether a backpatch
>> is actually worth the risk here.
>
> IMO we should still check this before updating ControlFile to be safe.Sure. Fine by me to play it safe. -- Michael
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