From: Rick Jones <[EMAIL PROTECTED]> Date: Thu, 01 Nov 2007 15:04:12 -0700
> David Miller wrote: > > From: Rick Jones <[EMAIL PROTECTED]> > > Date: Thu, 01 Nov 2007 14:48:45 -0700 > > > > > >>One could I suppose try to ammend the information passed to allow > >>tcpdump to say "oh, this was a tx packet on the same machine on > >>which I am tracing so don't worry about checksum mismatch" > > > > > > We do this already! > > I'll try to go pester folks in tcpdump-workers then. The thing to check is "TP_STATUS_CSUMNOTREADY". When using mmap(), it will be provided in the descriptor. When using recvmsg() it will be provided via a PACKET_AUXDATA control message when enabled via the PACKET_AUXDATA socket option. - 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