Re: [PATCH] pci: print out DMA mask info

[Roland Dreier]

 > Open-coding DMA_BIT_MASK() within your driver means that we no longer
 > have a canonical list of DMA masks in one place.  Instead we have to
 > grep the entire tree and come up with more-or-less complex scripts to
 > figure out which bit masks are actually in use.

Out of curiousity, why do we care about that list?

 - R.
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