This series includes two parts: codes optimization and bug fix.
patch 1 tries to move timer process into colo compare thread as 
a new coroutine.
patch 2 ~ 4 fixe some bugs of colo compare.

v2:
 - Squash patch 3 of last version into patch 2. (ZhangChen's suggestion)

zhanghailiang (4):
  colo-compare: use g_timeout_source_new() to process the stale packets
  colo-compare: kick compare thread to exit after some cleanup in
    finalization
  char: remove the right fd been watched in qemu_chr_fe_set_handlers()
  colo-compare: Fix removing fds been watched incorrectly in
    finalization

 chardev/char-io.c  |  13 ++++--
 chardev/char-io.h  |   2 +
 chardev/char.c     |   2 +-
 net/colo-compare.c | 115 +++++++++++++++++++++++++++--------------------------
 4 files changed, 71 insertions(+), 61 deletions(-)

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1.8.3.1