Thought about speeding up startup...

Colin Watson cjwatson at canonical.com
Thu Oct 21 23:26:21 UTC 2004


On Thu, Oct 21, 2004 at 04:11:27PM -0700, Matt Zimmerman wrote:
> In Oxford, I did some primitive profiling of this, and a huge part of the
> delay is actually parsing out the (large) pcimap file using only the shell.
> I believe it was about 300ms per PCI device, which adds up to a significant
> amount of time.  Most of the modules are actually fairly quick to load.
> The whole pipeline is started up and stopped again for each device; I have
> 17 PCI devices in my laptop, and 11 in my desktop.
> 
> The trouble is that hotplug runs so early, that it can't rely on having much
> available in terms of useful programming languages or other
> infrastructure...

Would it be very hard to write that in C?

-- 
Colin Watson                                    [cjwatson at canonical.com]




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