On Sat, Nov 24, 2007 at 12:11:08PM -0800, Stephen Hemminger wrote: > > Then what about hardware that can't dma ethernet to non-aligned address. > Sky2 hardware breaks if DMA is not 8 byte aligned. IMHO the IP stack should > handle any alignment, and do the appropriate memove if the CPU requires > alignment.
Luckily all sky2 users have been on x86 so far :) Here's an idea. Put the data of the packet into the page frags where alignment is not an issue but copy the header so that it is aligned. Would that work? 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 netdev" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
