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From: Tom Lane <[email protected]>
To: Heikki Linnakangas <[email protected]>
Cc: [email protected]
Cc: Alexander Lakhin <[email protected]>
Subject: Re: WaitEventSet resource leakage
Date: Wed, 15 Nov 2023 18:08:57 -0500
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
	<[email protected]>

Heikki Linnakangas <[email protected]> writes:
> On 09/03/2023 20:51, Tom Lane wrote:
>> After further thought that seems like a pretty ad-hoc solution.
>> We probably can do no better in the back branches, but shouldn't
>> we start treating WaitEventSets as ResourceOwner-managed resources?
>> Otherwise, transient WaitEventSets are going to be a permanent
>> source of headaches.

> Let's change it so that it's always allocated in TopMemoryContext, but 
> pass a ResourceOwner instead:
> WaitEventSet *
> CreateWaitEventSet(ResourceOwner owner, int nevents)
> And use owner == NULL to mean session lifetime.

WFM.  (I didn't study your back-branch patch.)

			regards, tom lane

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