pg_buffercache needs to be taught about relation forks, as Greg Stark

Heikki Linnakangas <heikki.linnakangas@iki.fi>

Commit: ef1c807c25b47960aa86cd185fb74371e88d0cbf
Author: Heikki Linnakangas <heikki.linnakangas@iki.fi>
Date: 2008-08-14T12:56:41Z
Releases: 8.4.0
pg_buffercache needs to be taught about relation forks, as Greg Stark
pointed out.

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