Re: [regression] x86/signal/64: Fix SS handling for signals delivered to 64-bit programs breaks dosemu

From: Cyrill Gorcunov
Date: Thu Aug 13 2015 - 16:08:31 EST

On Thu, Aug 13, 2015 at 12:53:03PM -0700, Linus Torvalds wrote:
> On Thu, Aug 13, 2015 at 11:41 AM, Andy Lutomirski <luto@xxxxxxxxxxxxxx> wrote:
> > On Thu, Aug 13, 2015 at 11:35 AM, Linus Torvalds
> > <torvalds@xxxxxxxxxxxxxxxxxxxx> wrote:
> >>
> >> Ok. So I'm inclined to do the bigger revert, just to fix the compile
> >> issue. It would be crazy to force some silly autoconf script for
> >> random header info.
> >
> > Yeah, probably makes sense, but one of us should explicitly test CRIU
> > (both new and old versions) on the result. CRIU does interesting
> > things involving sigcontext and protocol buffers.
> I've reverted it in the -git tree, I'm adding Pavel and Cyrill to the
> cc, to see if they can check the impact on CRIU..
> Pavel/Cyrill? Current top-of-tree (but that will change) commit
> ed596cde9425 ("Revert x86 sigcontext cleanups").

If only I'm not missin something obvious this should not hurt us.
But I gonna build test kernel and check to be sure tomorrow, ok?
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