| From: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> |
|---|---|
| To: | David Zhang <david(dot)zhang(at)highgo(dot)ca> |
| Cc: | Ranier Vilela <ranier(dot)vf(at)gmail(dot)com>, Peter Eisentraut <peter(dot)eisentraut(at)enterprisedb(dot)com>, Justin Pryzby <pryzby(at)telsasoft(dot)com>, David Rowley <dgrowleyml(at)gmail(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Avoid unecessary MemSet call (src/backend/utils/cache/relcache.c) |
| Date: | 2022-08-24 14:30:04 |
| Message-ID: | 20220824143004.fu6dtvmc7niyi2xf@alvherre.pgsql |
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| Lists: | pgsql-hackers |
On 2022-Aug-19, David Zhang wrote:
> Should these obviously possible replacement of the standard library function
> "memset" be considered as well? For example, something like the attached one
> which is focusing on the pageinspect extension only.
If you do this, you're creating a potential backpatching hazard. This
is OK if we get something in return, so a question to ask is whether
there is any benefit in doing it.
--
Álvaro Herrera PostgreSQL Developer — https://www.EnterpriseDB.com/
"Most hackers will be perfectly comfortable conceptualizing users as entropy
sources, so let's move on." (Nathaniel Smith)
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