Re: [PATCH v8 09/27] mm/mmap: Prevent Shadow Stack VMA merges

From: Yu-cheng Yu
Date: Wed Aug 14 2019 - 12:30:03 EST


On Tue, 2019-08-13 at 15:34 -0700, Dave Hansen wrote:
> On 8/13/19 1:52 PM, Yu-cheng Yu wrote:
> > To prevent function call/return spills into the next shadow stack
> > area, do not merge shadow stack areas.
>
> How does this prevent call/return spills?

It does not. I will fix the description.

Yu-cheng