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/openbmc/qemu/include/sysemu/
H A Ddump.h6796b400 Wed May 03 02:28:19 CDT 2017 Fam Zheng <famz@redhat.com> dump: Acquire BQL around vm_start() in dump thread

This fixes an assertion failure in the following backtrace:

__GI___assert_fail
memory_region_transaction_commit
memory_region_add_eventfd
virtio_pci_ioeventfd_assign
virtio_bus_set_host_notifier
virtio_blk_data_plane_start
virtio_bus_start_ioeventfd
virtio_vmstate_change
vm_state_notify
vm_prepare_start
vm_start
dump_cleanup
dump_process
dump_thread
start_thread
clone

vm_start need BQL, acquire it if doing cleaning up from main thread.

Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170503072819.14462-1-famz@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>