| From: | Peter Eisentraut <peter_e(at)gmx(dot)net> |
|---|---|
| To: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
| Cc: | Christopher Kings-Lynne <chriskl(at)familyhealth(dot)com(dot)au>, David Terrell <dbt(at)meat(dot)net>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Brent Verner <brent(at)rcfile(dot)org>, Murray Prior Hobbs <murray(at)efone(dot)com>, Lamar Owen <lamar(dot)owen(at)wgcr(dot)org>, <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: RTLD_LAZY considered harmful (Re: pltlc and pltlcu |
| Date: | 2002-01-21 16:50:26 |
| Message-ID: | Pine.LNX.4.30.0201211148030.687-100000@peter.localdomain |
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| Lists: | pgsql-hackers pgsql-sql |
Bruce Momjian writes:
> Interesting LAZY has better efficiency. Seems we should just keep LAZY
> as our default for future releases and tell people if they link to bad
> object files, they should expect trouble.
In practice, we load object files only if we call the function, so symbol
resolution happens either way briefly after loading. RTLD_NOW includes
some overhead because it checks symbols that we might not end up needing,
but for the typical PostgreSQL extension module, that should really not
matter.
--
Peter Eisentraut peter_e(at)gmx(dot)net
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