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Re: proposal for bus_dma(9) change

On Wed, Mar 04, 2009 at 12:28:15PM +0000, David Brownlee wrote:
>> How can you find all MD bus_dmamap_create() implementation in whole
>> MI/MD source tree?
>       I would suspect by a similar process of finding the calls in
>       the source tree :)
>       There are 698 references to bus_dmamap_create through the
>       tree, 29 are defines, 486 are of the form 'if (bus_dmamap_create'
>       or 'foo = bus_dmamap_create', and a fair chunk of the rest are
>       in printfs, comments, or other misc areas.
>       I'd estimate there would be fewer references to check in the
>       implementations than the callers.

the problem is that a simple grep doesn't give you all implementations.
Some of then are referenced though function pointers; finding all of them
requires more work.

Manuel Bouyer, LIP6, Universite Paris VI.  
     NetBSD: 26 ans d'experience feront toujours la difference

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