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Message-ID: <20161118182523.GG1197@leverpostej>
Date: Fri, 18 Nov 2016 18:25:24 +0000
From: Mark Rutland <mark.rutland@....com>
To: Laura Abbott <labbott@...hat.com>
Cc: Ard Biesheuvel <ard.biesheuvel@...aro.org>,
Will Deacon <will.deacon@....com>,
Catalin Marinas <catalin.marinas@....com>,
Thomas Gleixner <tglx@...utronix.de>,
Ingo Molnar <mingo@...hat.com>,
"H. Peter Anvin" <hpa@...or.com>, x86@...nel.org,
linux-kernel@...r.kernel.org, linux-mm@...ck.org,
Andrew Morton <akpm@...ux-foundation.org>,
Marek Szyprowski <m.szyprowski@...sung.com>,
Joonsoo Kim <iamjoonsoo.kim@....com>,
linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCHv3 6/6] arm64: Add support for CONFIG_DEBUG_VIRTUAL
On Thu, Nov 17, 2016 at 05:16:56PM -0800, Laura Abbott wrote:
> diff --git a/arch/arm64/mm/Makefile b/arch/arm64/mm/Makefile
> index 54bb209..0d37c19 100644
> --- a/arch/arm64/mm/Makefile
> +++ b/arch/arm64/mm/Makefile
> @@ -5,6 +5,7 @@ obj-y := dma-mapping.o extable.o fault.o init.o \
> obj-$(CONFIG_HUGETLB_PAGE) += hugetlbpage.o
> obj-$(CONFIG_ARM64_PTDUMP) += dump.o
> obj-$(CONFIG_NUMA) += numa.o
> +obj-$(CONFIG_DEBUG_VIRTUAL) += physaddr.o
We'll also need:
KASAN_SANITIZE_physaddr.o := n
... or code prior to KASAN init will cause the kernel to die if
__virt_to_phys() or __phys_addr_symbol() are called.
> obj-$(CONFIG_KASAN) += kasan_init.o
> KASAN_SANITIZE_kasan_init.o := n
Thanks,
Mark,
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