[PATCH v3 0/5] Backport of patch series for stable 4.4 branch

[SeongJae Park]

From: SeongJae Park <sjpark@xxxxxxxxx>

Changes from v2
(https://lore.kernel.org/stable/20201217130501.12702-1-sjpark@xxxxxxxxxx/)
- Move 'nr_pending' increase from 5th patch to 4th patch

Changes from v1
(https://lore.kernel.org/stable/20201217081727.8253-1-sjpark@xxxxxxxxxx/)
- Remove wrong 'Signed-off-by' lines for 'Author Redacted'


SeongJae Park (5):
  xen/xenbus: Allow watches discard events before queueing
  xen/xenbus: Add 'will_handle' callback support in xenbus_watch_path()
  xen/xenbus/xen_bus_type: Support will_handle watch callback
  xen/xenbus: Count pending messages for each watch
  xenbus/xenbus_backend: Disallow pending watch messages

 drivers/block/xen-blkback/xenbus.c        |  3 +-
 drivers/net/xen-netback/xenbus.c          |  4 ++-
 drivers/xen/xen-pciback/xenbus.c          |  2 +-
 drivers/xen/xenbus/xenbus_client.c        |  8 ++++-
 drivers/xen/xenbus/xenbus_probe.c         |  1 +
 drivers/xen/xenbus/xenbus_probe.h         |  2 ++
 drivers/xen/xenbus/xenbus_probe_backend.c |  7 +++++
 drivers/xen/xenbus/xenbus_xs.c            | 38 +++++++++++++++--------
 include/xen/xenbus.h                      | 15 ++++++++-
 9 files changed, 62 insertions(+), 18 deletions(-)

-- 
2.17.1