Re: [PATCH v2 12/12] arm64: kasan: export MTE symbols for KASAN tests

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To: Andrey Konovalov <andreyknvl@xxxxxxxxxx>
Subject: Re: [PATCH v2 12/12] arm64: kasan: export MTE symbols for KASAN tests
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Mon, 8 Feb 2021 17:42:47 +0000
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Catalin Marinas <catalin.marinas@xxxxxxx>, Vincenzo Frascino <vincenzo.frascino@xxxxxxx>, Dmitry Vyukov <dvyukov@xxxxxxxxxx>, Alexander Potapenko <glider@xxxxxxxxxx>, Marco Elver <elver@xxxxxxxxxx>, Will Deacon <will.deacon@xxxxxxx>, Andrey Ryabinin <aryabinin@xxxxxxxxxxxxx>, Peter Collingbourne <pcc@xxxxxxxxxx>, Evgenii Stepanov <eugenis@xxxxxxxxxx>, Branislav Rankov <Branislav.Rankov@xxxxxxx>, Kevin Brodsky <kevin.brodsky@xxxxxxx>, kasan-dev@xxxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
In-reply-to: <068ab897dc5e73d4a8d7c919b84339216c2f99da.1612538932.git.andreyknvl@google.com>
References: <cover.1612538932.git.andreyknvl@google.com> <068ab897dc5e73d4a8d7c919b84339216c2f99da.1612538932.git.andreyknvl@google.com>

On Fri, Feb 05, 2021 at 04:39:13PM +0100, Andrey Konovalov wrote:
> Export mte_enable_kernel_sync() and mte_set_report_once() to fix:
> 
> ERROR: modpost: "mte_enable_kernel_sync" [lib/test_kasan.ko] undefined!
> ERROR: modpost: "mte_set_report_once" [lib/test_kasan.ko] undefined!

Please put this under an ifdef for the testing option that pull the
symbols in.

Follow-Ups:
- Re: [PATCH v2 12/12] arm64: kasan: export MTE symbols for KASAN tests
  - From: Andrey Konovalov

References:
- [PATCH v2 00/12] kasan: optimizations and fixes for HW_TAGS
  - From: Andrey Konovalov
- [PATCH v2 12/12] arm64: kasan: export MTE symbols for KASAN tests
  - From: Andrey Konovalov

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