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SubjectRe: [PATCH v3 0/4] x86: sigcontext fixes, again
On Mon, Jan 25, 2016 at 01:34:11PM -0800, Andy Lutomirski wrote:
> This is take 2 at fixing x86 64-bit signals wrt SS. After a lot of
> thought, this is not controlled by any flags -- I would much prefer
> to avoid opt-in behavior. Instead, it just tries hard to avoid
> triggering the cases that break DOSEMU.
>
> Stas, this now seems to pass the test you sent me. It works with
> stock dosemu2 (I haven't tested classic dosemu because I can't get it
> to work regardless). It also works with a patched dosemu2 that bypasses
> the userspace trampoline:
>
> https://github.com/amluto/dosemu2/commit/571b4d08dc885b7a133e444a2ad23e0d21366206
>
> With this applied, all of the x86 selftests pass on x86_64. That
> wasn't the case before -- ldt_gdt_64 was broken.

I've been testing this series already. I guess ;) Anyway, gonna try
it one more shot at the evening, just to make sure. From a glance
everything looks just great!

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