Built-in modules review

Andy Whitcroft apw at canonical.com
Wed Mar 17 11:51:38 UTC 2010

On Tue, Mar 16, 2010 at 03:08:38PM +0000, Andy Whitcroft wrote:

> ATA Drivers: we have the majority of the PATA and SATA drivers built in.
> We already have reported issues with the PATA drivers where blacklisting
> could be used as a work around if they were not built in.  We are also
> exposing users to some level of risk including all these drivers which
> are not used.  In testing on the reference platform I did see a minor
> but measurable performance hit to modularising the SATA driver there.
> As we are moving to SATA over time I would propose we pull out all of
> the PATA drivers and build in only the 2 or 3 most common SATA drivers.

Brad, can the data collection you have been doing over our linux bugs
give us any insight into which drivers are most commonly used, or at
least which physical h/w is most common?


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