Messages in this thread | | | Date | Fri, 10 Feb 2023 08:20:33 -0800 | From | Dan Li <> | Subject | Re: [RFC/RFT 0/3] Add compiler support for Control Flow Integrity |
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On 02/08, Peter Collingbourne wrote: > On Sun, Dec 18, 2022 at 10:06 PM Dan Li <ashimida.1990@gmail.com> wrote: > > > > This series of patches is mainly used to support the control flow > > integrity protection of the linux kernel [1], which is similar to > > -fsanitize=kcfi in clang 16.0 [2,3]. > > > > I hope that this feature will also support user-mode CFI in the > > future (at least for developers who can recompile the runtime), > > so I use -fsanitize=cfi as a compilation option here. > > Please don't. The various CFI-related build flags are confusing enough > without also having this inconsistency between Clang and GCC.
Hi Peter,
Got it, as discussed before[1], in the next version I will use the same compile option.
[1]. https://patchwork.kernel.org/project/linux-arm-kernel/patch/20221219061758.23321-1-ashimida.1990@gmail.com/
Thanks, Dan.
> > Peter
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