[PATCH 2/2] arm64: add KASan support

Arnd Bergmann
2015-04-10T13:02:39Z

On Friday 10 April 2015 13:48:52 Andrey Ryabinin wrote:
> On 04/09/2015 11:17 PM, Arnd Bergmann wrote:
> > On Tuesday 24 March 2015 17:49:04 Andrey Ryabinin wrote:
> >> arch/arm64/mm/kasan_init.c | 211 +++++++++++++++++++++++++++++++++++
> >>
> >
> > Just one very high-level question: as this code is clearly derived from
> > the x86 version and nontrivial, could we move most of it out of
> > arch/{x86,arm64} into mm/kasan/init.c and have the rest in some header
> > file?
> >
>
> I think most of this could be moved out from arch code, but not everything.
> E.g. kasan_init() function is too arch-specific.

Right, makes sense. So presumably, populate_zero_shadow could become a global
function by another name, and possibly also handle registering the die
handler, so you can call it from an architecture specific kasan_init()
function, right?

Arnd