Re: [PATCH v4 0/4] x86: sigcontext fixes, again

2016-02-16 Thread Borislav Petkov
On Mon, Feb 15, 2016 at 06:38:12PM -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

[PATCH v4 0/4] x86: sigcontext fixes, again

2016-02-15 Thread Andy Lutomirski
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 wor