Re: [PATCH 12/17] arm64: implement __va_function

From: Kees Cook
Date: Thu Mar 11 2021 - 21:47:07 EST


On Thu, Mar 11, 2021 at 04:49:14PM -0800, Sami Tolvanen wrote:
> With CONFIG_CFI_CLANG, the compiler replaces function addresses in
> instrumented C code with jump table addresses. This change implements
> the __va_function() macro, which returns the actual function address
> instead.
>
> Signed-off-by: Sami Tolvanen <samitolvanen@xxxxxxxxxx>

Reviewed-by: Kees Cook <keescook@xxxxxxxxxxxx>

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Kees Cook