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Convert many uses of ReadBuffer[Extended](P_NEW) to ExtendBufferedRel()

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A few places are not converted. Some because they are tackled in later
commits (e.g. hio.c, xlogutils.c), some because they are more
complicated (e.g. brin_pageops.c).  Having a few users of ReadBuffer(P_NEW) is
good anyway, to ensure the backward compat path stays working.

Discussion: https://postgr.es/m/20221029025420.eplyow6k7tgu6he3@awork3.anarazel.de
This commit is contained in:
Andres Freund
2023-04-05 18:57:29 -07:00
parent fcdda1e4b5
commit acab1b0914
13 changed files with 42 additions and 96 deletions
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4
src/backend/access/gist/gist.c
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@ -134,8 +134,8 @@ gistbuildempty(Relation index)
Buffer buffer;
/* Initialize the root page */
buffer = ReadBufferExtended(index, INIT_FORKNUM, P_NEW, RBM_NORMAL, NULL);
LockBuffer(buffer, BUFFER_LOCK_EXCLUSIVE);
buffer = ExtendBufferedRel(EB_REL(index), INIT_FORKNUM, NULL,
EB_SKIP_EXTENSION_LOCK | EB_LOCK_FIRST);
/* Initialize and xlog buffer */
START_CRIT_SECTION();