Fwd: Cache mappings and invalidate
joakim.tjernlund at lumentis.se
Tue Nov 13 12:05:45 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.
OK, just checked my arch(MPC860) and they are implemented. Are there
other functions that I should used instead?
> Linus seems to think this is a Good Thing.
hmm, why should this be a Good Thing?
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