On 3/19/2021 2:28 AM, Borislav Petkov wrote:
On Thu, Mar 18, 2021 at 12:05:58PM -0700, Yu, Yu-cheng wrote:
Maybe I would add comments here.
Yap.
Also, looking forward in the set, I see prctl_set() and that is also
done on current so should be ok.
In any case, yes, documenting the assumptions
On Thu, Mar 18, 2021 at 12:05:58PM -0700, Yu, Yu-cheng wrote:
> Maybe I would add comments here.
Yap.
Also, looking forward in the set, I see prctl_set() and that is also
done on current so should be ok.
In any case, yes, documenting the assumptions and expectations wrt
current here is a good id
On 3/18/2021 5:32 AM, Borislav Petkov wrote:
Subject: Re: [PATCH v23 22/28] x86/cet/shstk: User-mode shadow stack support
^
Add
On Tue, Mar 16, 2021 at 08:10:48AM -0700, Yu-cheng Yu wrote
> Subject: Re: [PATCH v23 22/28] x86/cet/shstk: User-mode shadow stack support
^
Add
On Tue, Mar 16, 2021 at 08:10:48AM -0700, Yu-cheng Yu wrote:
> Introduce basic shadow stack enabling/dis
Introduce basic shadow stack enabling/disabling/allocation routines.
A task's shadow stack is allocated from memory with VM_SHSTK flag and has
a fixed size of min(RLIMIT_STACK, 4GB).
Signed-off-by: Yu-cheng Yu
Reviewed-by: Kees Cook
---
arch/x86/include/asm/cet.h | 28 ++
arch/x86/in
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