On Thu, Dec 19, 2019 at 10:55:42AM -0500, Tom Lane wrote:
> Bruce Momjian <bruce@momjian.us> writes:
> > On Tue, Nov 26, 2019 at 01:45:10PM +0000, Ranier Vilela wrote:
> >> Same case on nbtpage.c at line 1637, with var opaque.
> >> make check, passed all 195 tests here with all commits.
>
> > You were right about both of these, so removed in master. I am
> > surprised no one else saw this before.
>
> I don't think this is actually a good idea. What it is is a foot-gun,
> because if anyone adds code there that wants to access the special area
> of that particular page, it'll do the wrong thing, unless they remember
> to put back the assignment of "opaque". The sequence of BufferGetPage()
> and PageGetSpecialPointer() is a very standard switch-our-attention-
> to-another-page locution in nbtree and other index AMs.
Oh, I was not aware that was boilerplate code. I agree it should be
consistent, so patch reverted. Sorry.
--
Bruce Momjian <bruce@momjian.us> http://momjian.us
EnterpriseDB http://enterprisedb.com
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