On Sat, Apr 25, 2009 at 02:10:19PM +0400, Evgeniy Polyakov wrote: > > What's the deal PCI drivers have with CPUs data comes from/to? > They do not touch cache, just run DMA transfer and complete the request.
It's the same as NICs. To set things up and to reap the result you need to synchronise. Cheers, -- Visit Openswan at http://www.openswan.org/ Email: Herbert Xu ~{PmV>HI~} <[email protected]> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt -- To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
