Re: [PATCH] x86/power: Fix some ordering bugs in __restore_processor_context()

Andy Lutomirski
2017-11-30T15:59:57Z

On Thu, Nov 30, 2017 at 7:57 AM, Andy Lutomirski <luto@kernel.org> wrote:
> __restore_processor_context() had a couple of ordering bugs. It
> restored GSBASE after calling load_gs_index(), and the latter can
> call into tracing code. It also tried to restore segment registers
> before restoring the LDT, which is straight-up wrong.

Ingo, Thomas, if you apply this version, can you fix up the following
changelog bug:

> .seg_not_present = 1,

That should be = 0 above.

If I send a v2, I'll fix it.