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Re: Prevent an error on attaching/creating a DSM/DSA from an interrupt handler. - Mailing list pgsql-hackers

From Daniel Gustafsson
Subject Re: Prevent an error on attaching/creating a DSM/DSA from an interrupt handler.
Date
Msg-id 18F24077-BCF2-4892-A9F6-72DE9AD254BC@yesql.se
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In response to Re: Prevent an error on attaching/creating a DSM/DSA from an interrupt handler.  (Robert Haas <robertmhaas@gmail.com>)
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> On 1 May 2025, at 00:04, Robert Haas <robertmhaas@gmail.com> wrote:
>
> On Wed, Apr 30, 2025 at 5:24 PM Daniel Gustafsson <daniel@yesql.se> wrote:
>> Attached is a current v4 with a few small tweaks.
>
> Sorry to turn up late here, but I strongly disagree with the notion
> that this is a bug in the DSM or DSA code. It seems to me that it is
> the caller's responsibility to provide a valid resource owner, not the
> job of the called code to ignore the resource owner when it's
> unusable. I suspect that there are many other parts of the system that
> rely on the ResourceOwner machinery which likewise assume that the
> ResourceOwner that they are passed is valid.

Thanks for review, I’m currently travelling over the extended weekend but will rework the approach shortly when back at
theoffice. 

./daniel

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