Hi,

This has been updated from feedback on the v5 series. Builds correctly with Clang 12.0.1
too now. :)

Thanks!

v1: https://lore.kernel.org/linux-hardening/20210727205855.411487-61-keescook@chromium.org/
v2: https://lore.kernel.org/linux-hardening/20210818060533.3569517-64-keescook@chromium.org/
v3: https://lore.kernel.org/linux-hardening/20211213223331.135412-18-keescook@chromium.org/
v4: https://lore.kernel.org/linux-hardening/20220130182204.420775-1-keescook@chromium.org/
v5: https://lore.kernel.org/linux-hardening/20220202003033.704951-1-keescook@chromium.org/
v6:
 - clean up comments in attributes (ojeda)
 - moved const into pass_object_size macro
 - adjusted Clang version to 12.0.1 (ndesaulniers)
 - cleaned up Clang comments (ndesaulniers)

Kees Cook (4):
  Compiler Attributes: Add __pass_object_size for Clang
  Compiler Attributes: Add __overloadable for Clang
  Compiler Attributes: Add __diagnose_as for Clang
  fortify: Add Clang support

 include/linux/compiler_attributes.h | 39 +++++++++++++++++++
 include/linux/fortify-string.h      | 58 +++++++++++++++++++++--------
 security/Kconfig                    |  3 +-
 3 files changed, 83 insertions(+), 17 deletions(-)

-- 
2.30.2

On Thu, Feb 3, 2022 at 6:33 PM Kees Cook <keescook@chromium.org> wrote:
>
> This has been updated from feedback on the v5 series. Builds correctly with Clang 12.0.1
> too now. :)

Looks fine to me! Thanks for the changes. I assume you are taking these, so:

Reviewed-by: Miguel Ojeda <ojeda@kernel.org>

Cheers,
Miguel

On Thu, Feb 03, 2022 at 06:47:01PM +0100, Miguel Ojeda wrote:
> On Thu, Feb 3, 2022 at 6:33 PM Kees Cook <keescook@chromium.org> wrote:
> >
> > This has been updated from feedback on the v5 series. Builds correctly with Clang 12.0.1
> > too now. :)
> 
> Looks fine to me! Thanks for the changes. I assume you are taking these, so:
> 
> Reviewed-by: Miguel Ojeda <ojeda@kernel.org>

Thanks! Does this tag apply to the fortify-string.h patch as well?

-Kees

-- 
Kees Cook

On Thu, Feb 3, 2022 at 8:57 PM Kees Cook <keescook@chromium.org> wrote:
>
> Thanks! Does this tag apply to the fortify-string.h patch as well?

No, I would have to take a better look at the new attributes. If you
need it, I can try to find a bit of time.

Cheers,
Miguel