Re: [PATCH 3/4] kasan: Don't use kasan shadow pointer in generic functions

From: Andrey Ryabinin
Date: Thu Sep 03 2015 - 04:47:20 EST

On 09/03/2015 10:54 AM, Aneesh Kumar K.V wrote:
> We can't use generic functions like print_hex_dump to access kasan
> shadow region. This require us to setup another kasan shadow region
> for the address passed (kasan shadow address). Most architecture won't
> be able to do that.

s/Most architecture/Some architectures

At least ARM/ARM64/x86 are able to do that.

> Hence make a copy of the shadow region row and
> pass that to generic functions.
> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx>
> ---
> mm/kasan/report.c | 10 ++++++++--
> 1 file changed, 8 insertions(+), 2 deletions(-)

Anyway, for this patch:
Reviewed-by: Andrey Ryabinin <ryabinin.a.a@xxxxxxxxx>
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