On 6 April 2018 at 13:58, Alex Bennée <alex.ben...@linaro.org> wrote:
>
> Peter Maydell <peter.mayd...@linaro.org> writes:
>> - if (!qemu_in_vcpu_thread() && first_cpu) {
>> + if (qemu_in_vcpu_thread()) {
>> + /* A CPU is currently running; kick it back out to the
>> + * tcg_cpu_exec() loop so it will recalculate its
>> + * icount deadline immediately.
>> + */
>> + qemu_cpu_kick(current_cpu);
>
> This is only totally true if whatever has caused the re-calculation has
> ended the Translation Block, otherwise we won't finish until we've run a
> few more instructions.
That should always be true, because it will be an IO instruction,
which we enforce is always the last insn in a TB.
thanks
-- PMM
