
If the iothread lock isn't taken by the main thread, the RCU callbacks might run concurrently with the main thread. QEMU's not ready for that. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Tested-by: Christian Borntraeger <borntraeger@de.ibm.com> Tested-by: Gonglei <arei.gonglei@huawei.com> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Read the documentation in qemu-doc.html or on http://wiki.qemu-project.org - QEMU team
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