Re: [Qemu-devel] [PULL 07/11] cpu-exec: don't overwrite exception_index

[Peter Maydell]

On 20 November 2017 at 10:25, Pavel Dovgalyuk <address@hidden> wrote:
>> From: Peter Maydell [mailto:address@hidden
>> On 17 November 2017 at 20:26, Paolo Bonzini <address@hidden> wrote:
>> > On 17/11/2017 21:07, Peter Maydell wrote:
>> >> Hi. This commit breaks booting of Debian on aarch64 virt board.
>> >> (repro instructions for creating the image available at:
>> >> https://translatedcode.wordpress.com/2017/07/24/installing-debian-on-qemus-64-bit-arm-virt-
>> board/)
>> >> The guest kernel never prints anything to the serial port.
>> >>
>> >> Reverting this commit fixes master for me, so I plan to do
>> >> that on Monday.
>> >
>> > Maybe you can also test moving the atomic_set inside the "if".  It does
>> > seem to be a genuine bugfix.
>>
>> No, that doesn't help: guest still sits there like a lemon.
>
> Maybe this is a more complex problem?
> I tried removing this if and aarch64 still does not work.

Reverting the commit fixes it for me; I have that going through
build tests and will push the revert later today.

thanks
-- PMM