Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

* "x" monitor command fix for KVM (Christian)
* MemoryRegion name documentation (David)
* mem-prealloc optimization (Jitendra)
* -icount/MTTCG fixes (me)
* "info mtree" niceness (Peter)
* NBD drop_sync buffer overflow (Vladimir/Eric)
* small cleanups and bugfixes (Li, Lin, Suramya, Thomas)
* fix for "-device kvmclock" w/TCG (Eduardo)
* debug output before crashing on KVM_{GET,SET}_MSRS (Eduardo)

# gpg: Signature made Tue 14 Mar 2017 13:42:05 GMT
# gpg:                using RSA key 0xBFFBD25F78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>"
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>"
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini/tags/for-upstream:
  nbd/client: fix drop_sync [CVE-2017-2630]
  memory: info mtree check mr range overflow
  icount: process QEMU_CLOCK_VIRTUAL timers in vCPU thread
  main-loop: remove now unnecessary optimization
  cpus: define QEMUTimerListNotifyCB for QEMU system emulation
  qemu-timer: do not include sysemu/cpus.h from util/qemu-timer.h
  qemu-timer: fix off-by-one
  target/nios2: take BQL around interrupt check
  scsi: mptsas: fix the wrong reading size in fetch request
  util: Removed unneeded header from path.c
  configure: add the missing help output for optional features
  scripts/dump-guest-memory.py: fix int128_get64 on recent gcc
  kvmclock: Don't crash QEMU if KVM is disabled
  kvm: Print MSR information if KVM_{GET,SET}_MSRS failed
  exec: add cpu_synchronize_state to cpu_memory_rw_debug
  mem-prealloc: reduce large guest start-up and migration time.
  docs: Add a note about mixing bootindex with "-boot order"
  memory_region: Fix name comments

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>