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Re: FlexLocks

From: "Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov>
To: "Robert Haas" <robertmhaas(at)gmail(dot)com>, "Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov>
Cc: <simon(at)2ndquadrant(dot)com>,<alvherre(at)commandprompt(dot)com>, <pgsql-hackers(at)postgresql(dot)org>, <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Subject: Re: FlexLocks
Date: 2011-12-02 21:11:04
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-hackers
"Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov> wrote:
> Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
>> Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov> wrote:
>>> The extraWaits code still looks like black magic to me
>> [explanation of the extraWaits behavior]
> Thanks.  I'll spend some time reviewing this part.  There is some
> rearrangement of related code, and this should arm me with enough
> of a grasp to review that.
I got through that without spotting any significant problems,
although I offer the attached micro-optimizations for your
consideration.  (Applies over the top of your patches.)
As far as I'm concerned it looks great and "Ready for Committer"
except for the modularity/pluggability question.  Perhaps that could
be done as a follow-on patch (if deemed a good idea)?

Attachment: flexlock-v3b.patch
Description: text/plain (1.8 KB)

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