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SubjectRe: [PATCH v19 1/7] x86/cet/ibt: Update Kconfig for user-mode Indirect Branch Tracking
On Wed, Feb 03, 2021 at 02:58:56PM -0800, Yu-cheng Yu wrote:
> Indirect branch tracking is a hardware security feature that verifies near
> indirect call/jump instructions arrive at intended targets, which are
> labeled by the compiler with ENDBR opcodes. If such instructions reach
> unlabeled locations, the processor raises control-protection faults.
> Check the compiler is up-to-date at config time.
> Signed-off-by: Yu-cheng Yu <>

Reviewed-by: Kees Cook <>

Kees Cook

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