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Re: Seq scans status update - Mailing list pgsql-patches

From Greg Smith
Subject Re: Seq scans status update
Date
Msg-id Pine.GSO.4.64.0705282146090.28443@westnet.com
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In response to Re: Seq scans status update  (Tom Lane <tgl@sss.pgh.pa.us>)
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On Mon, 28 May 2007, Tom Lane wrote:

> But maybe that could be fixed if the clock sweep doesn't touch the
> usage_count of a pinned buffer.  Which in fact it may not do already ---
> didn't look.

StrategyGetBuffer doesn't care whether the buffer is pinned or not; it
decrements the usage_count regardless.

--
* Greg Smith gsmith@gregsmith.com http://www.gregsmith.com Baltimore, MD

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