[RFC PATCH v2 11/21] arm64: Drop unneeded __nocfi attributes

Kees Cook keescook at chromium.org
Sat May 14 14:54:01 PDT 2022


On Fri, May 13, 2022 at 01:21:49PM -0700, Sami Tolvanen wrote:
> With -fsanitize=kcfi, CONFIG_CFI_CLANG no longer has issues
> with address space confusion in functions that switch to linear
> mapping. Now that the indirectly called assembly functions have
> type annotations, drop the __nocfi attributes.
> 
> Suggested-by: Mark Rutland <mark.rutland at arm.com>
> Signed-off-by: Sami Tolvanen <samitolvanen at google.com>

It looks like there are still other cases that continue to require
__nocfi, yes? It looks like after this series, it's still BPF?

Reviewed-by: Kees Cook <keescook at chromium.org>

-- 
Kees Cook



More information about the linux-arm-kernel mailing list