Re: [PATCH v5 0/2] arm: kasan: support CONFIG_KASAN_VMALLOC

From: Lecopzer Chen
Date: Wed Apr 27 2022 - 10:34:28 EST


> On Wed, Apr 27, 2022 at 11:59 AM Lecopzer Chen
> <lecopzer.chen@xxxxxxxxxxxx> wrote:
>
> > Since the framework of KASAN_VMALLOC is well-developed,
> > It's easy to support for ARM that simply not to map shadow of VMALLOC
> > area on kasan_init.
> >
> > Since the virtual address of vmalloc for Arm is also between
> > MODULE_VADDR and 0x100000000 (ZONE_HIGHMEM), which means the shadow
> > address has already included between KASAN_SHADOW_START and
> > KASAN_SHADOW_END.
> > Thus we need to change nothing for memory map of Arm.
> >
> > This can fix ARM_MODULE_PLTS with KASan, support KASan for higmem
> > and support CONFIG_VMAP_STACK with KASan.
>
> Excellent Lecopzer,
>
> can you put these patches into Russell's patch tracker so he can pick them?
> https://www.armlinux.org.uk/developer/patches/
>
> Yours,
> Linus Walleij


I've added
9202/1 kasan: support CONFIG_KASAN_VMALLOC
9203/1 kconfig: fix MODULE_PLTS for KASAN with KASAN_VMALLOC

Thank you very much

BRs,
Lecopzer