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