Re: [PATCH 03/35] kasan: shadow declarations only for software modes

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On Fri, Sep 18, 2020 at 4:55 PM Marco Elver <elver@xxxxxxxxxx> wrote:
>
> On Fri, Aug 14, 2020 at 07:26PM +0200, Andrey Konovalov wrote:
> > This is a preparatory commit for the upcoming addition of a new hardware
> > tag-based (MTE-based) KASAN mode.
> >
> > Group shadow-related KASAN function declarations and only define them
> > for the two existing software modes.
> >
> > No functional changes for software modes.
> >
> > Signed-off-by: Andrey Konovalov <andreyknvl@xxxxxxxxxx>
> > ---
> >  include/linux/kasan.h | 44 ++++++++++++++++++++++++++-----------------
> >  1 file changed, 27 insertions(+), 17 deletions(-)
> >
> > diff --git a/include/linux/kasan.h b/include/linux/kasan.h
> > index bd5b4965a269..44a9aae44138 100644
> > --- a/include/linux/kasan.h
> > +++ b/include/linux/kasan.h
> [...]
> > +static inline int kasan_add_zero_shadow(void *start, unsigned long size)
> > +{
> > +     return 0;
> > +}
> > +static inline void kasan_remove_zero_shadow(void *start,
> > +                                     unsigned long size)
> > +{}
>
> Readability suggestion (latest checkpatch.pl allows up to 100 cols):
>
> -static inline void kasan_remove_zero_shadow(void *start,
> -                                       unsigned long size)
> -{}
> +static inline void kasan_remove_zero_shadow(void *start, unsigned long size) {}

Will do in v3, thanks!




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