| From: | Ranier Vilela <ranier(dot)vf(at)gmail(dot)com> |
|---|---|
| To: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> |
| Cc: | Pg Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Avoid use deprecated Windows Memory API |
| Date: | 2022-09-15 13:11:10 |
| Message-ID: | CAEudQApbe7LWASbi0+LWzHWKTmt_zHggscB836-cXKZGCbx8zA@mail.gmail.com |
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| Lists: | pgsql-hackers |
Em qui., 15 de set. de 2022 às 09:50, Alvaro Herrera <
alvherre(at)alvh(dot)no-ip(dot)org> escreveu:
> On 2022-Sep-14, Ranier Vilela wrote:
>
> > According to:
> >
> https://docs.microsoft.com/en-us/windows/win32/api/winbase/nf-winbase-localalloc
>
> > LocalAlloc is deprecated.
> > So use HeapAlloc instead, once LocalAlloc is an overhead wrapper to
> > HeapAlloc.
>
> These functions you are patching are not in performance-sensitive code,
> so I doubt this makes any difference performance wise. I doubt
> Microsoft will ever remove these deprecated functions, given its history
> of backwards compatibility, so from that perspective this change does
> not achieve anything either.
>
If users don't adapt to the new API, the old one will never really expire.
> If you were proposing to change how palloc() allocates memory, that
> would be quite different and perhaps useful, as long as a benchmark
> accompanies the patch.
>
This is irrelevant to the discussion.
Neither the patch nor the thread deals with palloc.
regards,
Ranier Vilela
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