On Sat, 2006-06-24 at 09:53 +1000, Herbert Xu wrote: > Nevermind, I obviously complete ignored your other fix to the length of > the last segment :) Here is a fixed version. > > [NET]: Fix CHECKSUM_HW GSO problems. > > Fix checksum problems in the GSO code path for CHECKSUM_HW packets. > > The ipv4 TCP pseudo header checksum has to be adjusted for GSO > segmented packets. > > The adjustment is needed because the length field in the pseudo-header > changes. However, because we have the inequality oldlen > newlen, we > know that delta = (u16)~oldlen + newlen is still a 16-bit quantity. > This also means that htonl(delta) + th->check still fits in 32 bits. > Therefore we don't have to use csum_add on this operations. > > This is based on a patch by Michael Chan <[EMAIL PROTECTED]>. > > Signed-off-by: Herbert Xu <[EMAIL PROTECTED]> > Yes, this should work. ACK.
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