Re: [Qemu-devel] [PATCH v1 3/3] tcg-runtime: short-circuit lookup_tb_ptr on IRQs

[Richard Henderson]

On 06/14/2017 07:02 AM, Alex Bennée wrote:
> While the next TB would detect the exit flag has been set there is no
> point if we can exit sooner. We also check cpu->interrupt_request as
> some front-ends can set it rather than using the cpu_interrupt() API
> call and would normally be expecting the IRQ to get picked up on the
> previously fairly regular exits from the run loop.
>
> Signed-off-by: Alex Bennée<address@hidden>
> ---
>   tcg-runtime.c | 47 +++++++++++++++++++++++++++--------------------
>   1 file changed, 27 insertions(+), 20 deletions(-)

I can confirm this fixes the Alpha hang as well.


r~