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

* socket option parsing fix (Daniel)
* SCSI fixes (Fam)
* Readline double-free fix (Greg)
* More HVF attribution fixes (Izik)
* WHPX (Windows Hypervisor Platform Extensions) support (Justin)
* POLLHUP handler (Klim)
* ivshmem fixes (Ladi)
* memfd memory backend (Marc-André)
* improved error message (Marcelo)
* Memory fixes (Peter Xu, Zhecheng)
* Remove obsolete code and comments (Peter M.)
* qdev API improvements (Philippe)
* Add CONFIG_I2C switch (Thomas)

# gpg: Signature made Wed 07 Feb 2018 15:24:08 GMT
# gpg:                using RSA key BFFBD25F78C7AE83
# 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: (47 commits)
  Add the WHPX acceleration enlightenments
  Introduce the WHPX impl
  Add the WHPX vcpu API
  Add the Windows Hypervisor Platform accelerator.
  tests/test-filter-redirector: move close()
  tests: use memfd in vhost-user-test
  vhost-user-test: make read-guest-mem setup its own qemu
  tests: keep compiling failing vhost-user tests
  Add memfd based hostmem
  memfd: add hugetlbsize argument
  memfd: add hugetlb support
  memfd: add error argument, instead of perror()
  cpus: join thread when removing a vCPU
  cpus: hvf: unregister thread with RCU
  cpus: tcg: unregister thread with RCU, fix exiting of loop on unplug
  cpus: dummy: unregister thread with RCU, exit loop on unplug
  cpus: kvm: unregister thread with RCU
  cpus: hax: register/unregister thread with RCU, exit loop on unplug
  ivshmem: Disable irqfd on device reset
  ivshmem: Improve MSI irqfd error handling
  ...

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

# Conflicts:
#	cpus.c

1 files changed, 28 insertions, 0 deletions

diff --git a/memory.c b/memory.c
index a4c6037..93258a6 100644
--- a/memory.c
+++ b/memory.c
@@ -1091,6 +1091,7 @@ void memory_region_transaction_commit(void)
                 address_space_update_ioeventfds(as);
             }
             memory_region_update_pending = false;
+            ioeventfd_update_pending = false;
             MEMORY_LISTENER_CALL_GLOBAL(commit, Forward);
         } else if (ioeventfd_update_pending) {
             QTAILQ_FOREACH(as, &address_spaces, address_spaces_link) {
@@ -2624,6 +2625,32 @@ static void listener_add_address_space(MemoryListener *listener,
     flatview_unref(view);
 }
 
+static void listener_del_address_space(MemoryListener *listener,
+                                       AddressSpace *as)
+{
+    FlatView *view;
+    FlatRange *fr;
+
+    if (listener->begin) {
+        listener->begin(listener);
+    }
+    view = address_space_get_flatview(as);
+    FOR_EACH_FLAT_RANGE(fr, view) {
+        MemoryRegionSection section = section_from_flat_range(fr, view);
+
+        if (fr->dirty_log_mask && listener->log_stop) {
+            listener->log_stop(listener, &section, fr->dirty_log_mask, 0);
+        }
+        if (listener->region_del) {
+            listener->region_del(listener, &section);
+        }
+    }
+    if (listener->commit) {
+        listener->commit(listener);
+    }
+    flatview_unref(view);
+}
+
 void memory_listener_register(MemoryListener *listener, AddressSpace *as)
 {
     MemoryListener *other = NULL;
@@ -2664,6 +2691,7 @@ void memory_listener_unregister(MemoryListener *listener)
         return;
     }
 
+    listener_del_address_space(listener, listener->address_space);
     QTAILQ_REMOVE(&memory_listeners, listener, link);
     QTAILQ_REMOVE(&listener->address_space->listeners, listener, link_as);
     listener->address_space = NULL;