Horton

Re: Recovery control functions

Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>

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From: Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>
To: Simon Riggs <simon@2ndQuadrant.com>
Cc: pgsql-hackers@postgresql.org
Date: 2011-01-14T11:47:39Z
Lists: pgsql-hackers 
On 14.01.2011 13:15, Simon Riggs wrote:
>  /*
> + * Recheck shared recoveryPause by polling.
> + *
> + * XXX It might seem we should do this via a shared Latch, but
> + * currently we only support one shared latch per process and
> + * that is already taken for Startup process. Polling is used
> + * in other places in xlog.c already, so not a concern.
> + */

There is no such limitation with latches.

-- 
   Heikki Linnakangas
   EnterpriseDB   http://www.enterprisedb.com