[kernel-hardening] [PATCH] arm: Always use REFCOUNT_FULL

Russell King - ARM Linux linux at armlinux.org.uk
Thu Jan 4 10:35:04 PST 2018


On Thu, Jan 04, 2018 at 10:32:46AM -0800, Kees Cook wrote:
> On Thu, Jan 4, 2018 at 4:28 AM, Jinbum Park <jinb.park7 at gmail.com> wrote:
> > arm prefers to use REFCOUNT_FULL by default.
> > This enables it for arm.
> >
> > Signed-off-by: Jinbum Park <jinb.park7 at gmail.com>
> 
> Acked-by: Kees Cook <keescook at chromium.org>

I'd help if there was some kind of explanation about this.  Not
everyone knows what REFCOUNT_FULL is.

Also, why does "arm" "prefer" to use this?  Where does the preference
come from - and why is it a preference but being enforced by the
Kconfig ?

-- 
RMK's Patch system: http://www.armlinux.org.uk/developer/patches/
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