Re: [Qemu-devel] [RFC v4 5/9] configure: Enable/disable new qemu_{ld, st} excl insns

[Peter Maydell]

On 8 August 2015 at 13:44, Aurelien Jarno <address@hidden> wrote:
> On 2015-08-07 19:03, Alvise Rigo wrote:
>> Introduce the new --enable-tcg-ldst-excl configure option to enable the
>> LL/SC operations only for those backends that support them.
>>
>> Suggested-by: Jani Kokkonen <address@hidden>
>> Suggested-by: Claudio Fontana <address@hidden>
>> Signed-off-by: Alvise Rigo <address@hidden>
>> ---
>>  configure | 21 +++++++++++++++++++++
>>  1 file changed, 21 insertions(+)
>
> We have seen that for this kind of patch, it's better to add support in
> all backends, otherwise it takes ages to get all the backends converted.
> I think you should involve the backend maintainers. I can try to provide
> the corresponding patches for mips and ia64.

...and if we do need to do it one backend at a time we should do
this automatically, not by requiring users to give configure
arguments...

-- PMM