Fwd: Cache mappings and invalidate

David Woodhouse dwmw2 at infradead.org
Tue Nov 13 11:08:57 EST 2001

Joakim.Tjernlund at lumentis.se said:
>  Anybody care to comment on my experiment so far? 

Beware of the dma_cache_inv() and invalidate_dcache_range() functions. On 
some architectures they're stupidly misnamed and are in fact no-operations. 

Linus seems to think this is a Good Thing.


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