Date: Thu, 07 Sep 2006 00:21:38 +0200 From: Andre Oppermann <andre@freebsd.org> To: Andre Oppermann <andre@FreeBSD.org> Cc: cvs-src@FreeBSD.org, src-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/net if.h src/sys/netinet ip_output.c tcp_input.c tcp_subr.c tcp_var.h src/sys/netinet6 icmp6.c src/sys/sys mbuf.h Message-ID: <44FF49F2.3090308@freebsd.org> In-Reply-To: <200609062152.k86Lq0nf067799@repoman.freebsd.org> References: <200609062152.k86Lq0nf067799@repoman.freebsd.org>
next in thread | previous in thread | raw e-mail | index | archive | help
Andre Oppermann wrote: > andre 2006-09-06 21:51:59 UTC > > FreeBSD src repository > > Modified files: > sys/net if.h > sys/netinet ip_output.c tcp_input.c tcp_subr.c > tcp_var.h > sys/netinet6 icmp6.c > sys/sys mbuf.h > Log: > First step of TSO (TCP segmentation offload) support in our network stack. > > o add IFCAP_TSO[46] for drivers to announce this capability for IPv4 and IPv6 > o add CSUM_TSO flag to mbuf pkthdr csum_flags field > o add tso_segsz field to mbuf pkthdr > o enhance ip_output() packet length check to allow for large TSO packets > o extend tcp_maxmtu[46]() with a flag pointer to pass interface capabilities > o adjust all callers of tcp_maxmtu[46]() accordingly Step 2 (the tcp_output() changes) follows as soon as the Intel guys are done with testing in their lab together with an extended em(4) driver. -- Andre
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?44FF49F2.3090308>