Evgeniy Polyakov <[EMAIL PROTECTED]> wrote: > > Attached patch allows to avoid unnecessary alignment overhead > in skb->data allocation. > Main idea is to allocate struct skb_shared_info from cache when > addition of sizeof(struct skb_shared_info) ens up in different order > allocation than initial size order. > This allows to solve problem with 4k allocations for 1500 MTU and 32k > allocations for 9k jumbo frames for some chips. > Patch was not tested, so if idea worth it I will complete it.
I thought the Intel guys were saying that their NIC could write the full 16KB which means it it's unsafe to use the last four bytes, no? 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
