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qemu/hw/xen
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Anthony PERARD 9000666052 xen-block: fix segv on unrealize 
Backtrace:
  qemu_lockcnt_lock (lockcnt=0xb4) at ../util/lockcnt.c:238
  aio_set_fd_handler (ctx=0x0, fd=51, is_external=true, io_read=0x0, io_write=0x0, io_poll=0x0, io_poll_ready=0x0, opaque=0x0) at ../util/aio-posix.c:119
  xen_device_unbind_event_channel (xendev=0x55c6da5b5000, channel=0x55c6da6c4c80, errp=0x7fff641ac608) at ../hw/xen/xen-bus.c:926
  xen_block_dataplane_stop (dataplane=0x55c6da6ddbe0) at ../hw/block/dataplane/xen-block.c:719
  xen_block_disconnect (xendev=0x55c6da5b5000, errp=0x0) at ../hw/block/xen-block.c:48
  xen_block_unrealize (xendev=0x55c6da5b5000) at ../hw/block/xen-block.c:154
  xen_device_unrealize (dev=0x55c6da5b5000) at ../hw/xen/xen-bus.c:956
  xen_device_exit (n=0x55c6da5b50d0, data=0x0) at ../hw/xen/xen-bus.c:985
  notifier_list_notify (list=0x55c6d91f9820 <exit_notifiers>, data=0x0) at ../util/notify.c:39
  qemu_run_exit_notifiers () at ../softmmu/runstate.c:760

Fixes: f6eac904f6 ("xen-block: implement BlockDevOps->drained_begin()")
Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20230606131605.55596-1-anthony.perard@citrix.com>
Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
2023-06-07 15:07:10 +01:00
..
Kconfig xen: add CONFIG_XEN_BUS and CONFIG_XEN_EMU options for Xen emulation 2023-03-01 08:22:49 +00:00
meson.build hw/xen: Build PV backend drivers for CONFIG_XEN_BUS 2023-03-07 17:04:30 +00:00
trace-events hw/xen: Rename xen_common.h to xen_native.h 2023-03-07 17:04:30 +00:00
trace.h trace: switch position of headers to what Meson requires 2020-08-21 06:18:24 -04:00
xen-backend.c xen-bus: reduce scope of backend watch 2020-10-19 16:32:41 +01:00
xen-bus-helper.c hw/xen: Add xenstore operations to allow redirection to internal emulation 2023-03-07 17:04:30 +00:00
xen-bus.c xen-block: fix segv on unrealize 2023-06-07 15:07:10 +01:00
xen-host-pci-device.c xen: Use ERRP_GUARD() 2020-07-10 15:18:09 +02:00
xen-host-pci-device.h Clean up decorations and whitespace around header guards 2016-07-12 16:20:46 +02:00
xen-legacy-backend.c hw/xen: Add xenstore operations to allow redirection to internal emulation 2023-03-07 17:04:30 +00:00
xen-operations.c xen: Drop support for Xen versions below 4.7.1 2023-06-07 15:07:10 +01:00
xen_devconfig.c hw/xen: Add xenstore operations to allow redirection to internal emulation 2023-03-07 17:04:30 +00:00
xen_pt.c pci: avoid accessing slot_reserved_mask directly outside of pci.c 2023-04-21 04:25:52 -04:00
xen_pt.h hw/xen: Rename xen_common.h to xen_native.h 2023-03-07 17:04:30 +00:00
xen_pt_config_init.c hw/xen: Rename xen_common.h to xen_native.h 2023-03-07 17:04:30 +00:00
xen_pt_graphics.c hw/xen: Add xenstore operations to allow redirection to internal emulation 2023-03-07 17:04:30 +00:00
xen_pt_load_rom.c pci: add romsize property 2021-02-05 08:52:58 -05:00
xen_pt_msi.c hw/xen: Rename xen_common.h to xen_native.h 2023-03-07 17:04:30 +00:00
xen_pt_stub.c xen/pt: reserve PCI slot 2 for Intel igd-passthru 2023-03-06 11:27:37 +00:00
xen_pvdev.c hw/xen: Add xenstore operations to allow redirection to internal emulation 2023-03-07 17:04:30 +00:00