[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [PATCH] coroutine: add libucontext as external library
From: |
Daniel P . Berrangé |
Subject: |
Re: [PATCH] coroutine: add libucontext as external library |
Date: |
Tue, 9 Mar 2021 09:35:45 +0000 |
User-agent: |
Mutt/2.0.5 (2021-01-21) |
On Mon, Mar 08, 2021 at 07:26:36PM -0800, Joelle van Dyne wrote:
> iOS does not support ucontext natively for aarch64 and the sigaltstack is
> also unsupported (even worse, it fails silently, see:
> https://openradar.appspot.com/13002712 )
>
> As a workaround we include a library implementation of ucontext and add it
> as a build option.
The README here:
https://github.com/kaniini/libucontext
indicates that it is intentionally limiting what registers it saves
and restores, explicitly excluding FPU.
Peter & Paolo expressed concern about this, indicating FPU reg support
was a requirement for QEMU:
https://lists.gnu.org/archive/html/qemu-devel/2021-01/msg05525.html
Regards,
Daniel
--
|: https://berrange.com -o- https://www.flickr.com/photos/dberrange :|
|: https://libvirt.org -o- https://fstop138.berrange.com :|
|: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|
- [PATCH] coroutine: add libucontext as external library, Joelle van Dyne, 2021/03/08
- Re: [PATCH] coroutine: add libucontext as external library,
Daniel P . Berrangé <=
- Re: [PATCH] coroutine: add libucontext as external library, Joelle van Dyne, 2021/03/09
- Re: [PATCH] coroutine: add libucontext as external library, Paolo Bonzini, 2021/03/09
- Re: [PATCH] coroutine: add libucontext as external library, Daniel P . Berrangé, 2021/03/09
- Re: [PATCH] coroutine: add libucontext as external library, Marc-André Lureau, 2021/03/09
- Re: [PATCH] coroutine: add libucontext as external library, Paolo Bonzini, 2021/03/09
Re: [PATCH] coroutine: add libucontext as external library, Stefan Hajnoczi, 2021/03/09