Messages in this thread | | | Date | Mon, 30 Nov 2020 10:26:41 -0800 | Subject | RE: [PATCH v15 01/26] Documentation/x86: Add CET description | From | Nick Desaulniers <> |
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(In response to https://lore.kernel.org/lkml/20201110162211.9207-2-yu-cheng.yu@intel.com/)
> These need to be enabled to build a CET-enabled kernel, and Binutils v2.31 > and GCC v8.1 or later are required to build a CET kernel.
What about LLVM? Surely CrOS might be of interest to ship this on (we ship the equivalent for aarch64 on Android).
> An application's CET capability is marked in its ELF header and can be > verified from the following command output, in the NT_GNU_PROPERTY_TYPE_0 > field: > > readelf -n <application> | grep SHSTK > properties: x86 feature: IBT, SHSTK
Same for llvm-readelf.
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