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authorRichard Henderson <richard.henderson@linaro.org>2023-05-30 09:48:55 -0700
committerRichard Henderson <richard.henderson@linaro.org>2023-05-30 09:48:55 -0700
commitf89f54d52bf8fdc6de1c90367f9bdd65e40fa382 (patch)
treed139adc41463fd57a6aa723a32b3b787ce4adf9f /hw/xen/xen-bus.c
parent7fe6cb68117ac856e03c93d18aca09de015392b0 (diff)
parent60f782b6b78211c125970768be726c9f380dbd61 (diff)
downloadfocaccia-qemu-f89f54d52bf8fdc6de1c90367f9bdd65e40fa382.tar.gz
focaccia-qemu-f89f54d52bf8fdc6de1c90367f9bdd65e40fa382.zip
Merge tag 'for-upstream' of https://repo.or.cz/qemu/kevin into staging
Block layer patches

- Fix blockdev-create with iothreads
- Remove aio_disable_external() API

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# gpg: Signature made Tue 30 May 2023 09:29:52 AM PDT
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# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>" [full]

* tag 'for-upstream' of https://repo.or.cz/qemu/kevin: (32 commits)
  aio: remove aio_disable_external() API
  virtio: do not set is_external=true on host notifiers
  virtio-scsi: implement BlockDevOps->drained_begin()
  virtio-blk: implement BlockDevOps->drained_begin()
  virtio: make it possible to detach host notifier from any thread
  block/fuse: do not set is_external=true on FUSE fd
  block/export: don't require AioContext lock around blk_exp_ref/unref()
  block/export: rewrite vduse-blk drain code
  hw/xen: do not set is_external=true on evtchn fds
  xen-block: implement BlockDevOps->drained_begin()
  block: drain from main loop thread in bdrv_co_yield_to_drain()
  block: add blk_in_drain() API
  hw/xen: do not use aio_set_fd_handler(is_external=true) in xen_xenstore
  block/export: stop using is_external in vhost-user-blk server
  block/export: wait for vhost-user-blk requests when draining
  util/vhost-user-server: rename refcount to in_flight counter
  virtio-scsi: stop using aio_disable_external() during unplug
  virtio-scsi: avoid race between unplug and transport event
  hw/qdev: introduce qdev_is_realized() helper
  block-backend: split blk_do_set_aio_context()
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'hw/xen/xen-bus.c')
-rw-r--r--hw/xen/xen-bus.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/hw/xen/xen-bus.c b/hw/xen/xen-bus.c
index c59850b1de..1e08cf027a 100644
--- a/hw/xen/xen-bus.c
+++ b/hw/xen/xen-bus.c
@@ -842,12 +842,15 @@ void xen_device_set_event_channel_context(XenDevice *xendev,
     }
 
     if (channel->ctx)
-        aio_set_fd_handler(channel->ctx, qemu_xen_evtchn_fd(channel->xeh), true,
+        aio_set_fd_handler(channel->ctx, qemu_xen_evtchn_fd(channel->xeh),
                            NULL, NULL, NULL, NULL, NULL);
 
     channel->ctx = ctx;
-    aio_set_fd_handler(channel->ctx, qemu_xen_evtchn_fd(channel->xeh), true,
-                       xen_device_event, NULL, xen_device_poll, NULL, channel);
+    if (ctx) {
+        aio_set_fd_handler(channel->ctx, qemu_xen_evtchn_fd(channel->xeh),
+                           xen_device_event, NULL, xen_device_poll, NULL,
+                           channel);
+    }
 }
 
 XenEventChannel *xen_device_bind_event_channel(XenDevice *xendev,
@@ -920,7 +923,7 @@ void xen_device_unbind_event_channel(XenDevice *xendev,
 
     QLIST_REMOVE(channel, list);
 
-    aio_set_fd_handler(channel->ctx, qemu_xen_evtchn_fd(channel->xeh), true,
+    aio_set_fd_handler(channel->ctx, qemu_xen_evtchn_fd(channel->xeh),
                        NULL, NULL, NULL, NULL, NULL);
 
     if (qemu_xen_evtchn_unbind(channel->xeh, channel->local_port) < 0) {