On Wed, 2007-03-07 at 12:33 -0800, Andrew Morton wrote:
> 41-second delay when mounting root fs.

This sounds like a user configuration error.  The adaptec has a bus
settle time in its initialisation path.  Originally it was 20s, hence
for a D card (twin channel) it would take about 50s to come online
(extra 5s to scan per channel).  There was a lot of argument about this,
and the value was finally made configurable as

CONFIG_AIC79XX_RESET_DELAY_MS

I suspect you have this set to around 15000.  You can make the boot
sequence shorter by reducing this value.  I believe Red Hat configures
it down to the default 5000.

James


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