Filter-rewriter is a part of COLO project. So this patch set depend on colo-compare. It will rewrite some of secondary packet to make secondary guest's connection established successfully. In this module we will rewrite tcp packet's ack to the secondary from primary,and rewrite tcp packet's seq to the primary from secondary.
v3: - fix typo - add conn->syn_flag - add some comments - remove conn_list_lock - fix offset set bug v2: - add more comments about packet flows - add some trace-event - add seq offset ( = secondary_seq - primary_seq) v1: - initial patch Zhang Chen (3): filter-rewriter: introduce filter-rewriter initialization filter-rewriter: track connection and parse packet filter-rewriter: rewrite tcp packet to keep secondary connection net/Makefile.objs | 1 + net/colo-base.c | 2 + net/colo-base.h | 7 ++ net/filter-rewriter.c | 262 ++++++++++++++++++++++++++++++++++++++++++++++++++ qemu-options.hx | 13 +++ trace-events | 5 + vl.c | 3 +- 7 files changed, 292 insertions(+), 1 deletion(-) create mode 100644 net/filter-rewriter.c -- 2.7.4
