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Date:   Fri, 29 Jul 2022 23:03:11 +1000
From:   Michael Ellerman <>
To:,,,, Xiu Jianfeng <>,,,
Subject: Re: [PATCH -next v3 0/2] powerpc: add support for syscall stack randomization

On Fri, 1 Jul 2022 16:24:33 +0800, Xiu Jianfeng wrote:
> This patchset adds support for syscall stack randomization for
> powerpc, which can make harder the various stack-based attacks that
> rely on deterministic stack structure.
> Changes in v3:
>   -add a lead-up patch to move system_call_exception() to syscall.c to
>   avoid disabling stack protector for all functions in interrupt.c
> Changes in v2:
>   -move choose choose_random_kstack_offset() to the end of system_call_exception
>   -allow full 6 (10) bits of entropy
>   -disable stack-protector for interrupt.c
> [...]

Applied to powerpc/next.

[1/2] powerpc: Move system_call_exception() to syscall.c
[2/2] powerpc: add support for syscall stack randomization


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