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Sami Tolvanen
8924560094
Switch from Clang's original forward-edge control-flow integrity implementation to -fsanitize=kcfi, which is better suited for the kernel, as it doesn't require LTO, doesn't use a jump table that requires altering function references, and won't break cross-module function address equality. Signed-off-by: Sami Tolvanen <[email protected]> Reviewed-by: Kees Cook <[email protected]> Tested-by: Kees Cook <[email protected]> Tested-by: Nathan Chancellor <[email protected]> Acked-by: Peter Zijlstra (Intel) <[email protected]> Tested-by: Peter Zijlstra (Intel) <[email protected]> Signed-off-by: Kees Cook <[email protected]> Link: https://lore.kernel.org/r/[email protected]