CFI on arm64 series for v5.13-rc1

- Clean up list_sort prototypes (Sami Tolvanen)

- Introduce CONFIG_CFI_CLANG for arm64 (Sami Tolvanen)
arm64: allow CONFIG_CFI_CLANG to be selected

Select ARCH_SUPPORTS_CFI_CLANG to allow CFI to be enabled.

Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Tested-by: Nathan Chancellor <nathan@kernel.org>
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20210408182843.1754385-19-samitolvanen@google.com
1 file changed