Re: [PATCH] Refactoring of LWLock tranches

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: "andres(at)anarazel(dot)de" <andres(at)anarazel(dot)de>
Cc: Ildus Kurbangaliev <i(dot)kurbangaliev(at)postgrespro(dot)ru>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>, Alexander Korotkov <a(dot)korotkov(at)postgrespro(dot)ru>, Heikki Linnakangas <hlinnaka(at)iki(dot)fi>
Subject: Re: [PATCH] Refactoring of LWLock tranches
Date: 2015-11-16 23:53:12
Message-ID: CA+TgmoZeh5Wsc1DfgLJvuUF=Qj+RY=qn=MPX_Pr=EjLnCHa-8g@mail.gmail.com
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On Sun, Nov 15, 2015 at 7:20 PM, andres(at)anarazel(dot)de <andres(at)anarazel(dot)de> wrote:
>> /*
>> + * We reserve a few predefined tranche IDs. These values will never be
>> + * returned by LWLockNewTrancheId.
>> + */
>> +#define LWTRANCHE_MAIN 0
>> +#define LWTRANCHE_BUFFER_CONTENT 1
>> +#define LWTRANCHE_BUFFER_IO_IN_PROGRESS 2
>> +#define LWTRANCHE_LAST_BUILTIN_ID LWTRANCHE_BUFFER_IO_IN_PROGRESS
>
> Nitpick: I'm inclined to use an enum to avoid having to adjust the last
> builtin id when adding a new builtin tranche.

I prefer to do it this way because sometimes enums require a cast.
But if you do the work, I'm not going to fight you over this.

(If I do the work, on the other hand, ...)

> Looks mis-indented now, similarly in a bunch of other places. Maybe
> pg-indent afterwards?

pgindent doesn't change anything for me.

> So, looks good to me.

Great. Committed.

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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