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

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Date:   Mon, 8 Feb 2021 17:42:47 +0000
From:   Christoph Hellwig <hch@...radead.org>
To:     Andrey Konovalov <andreyknvl@...gle.com>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Catalin Marinas <catalin.marinas@....com>,
        Vincenzo Frascino <vincenzo.frascino@....com>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        Alexander Potapenko <glider@...gle.com>,
        Marco Elver <elver@...gle.com>,
        Will Deacon <will.deacon@....com>,
        Andrey Ryabinin <aryabinin@...tuozzo.com>,
        Peter Collingbourne <pcc@...gle.com>,
        Evgenii Stepanov <eugenis@...gle.com>,
        Branislav Rankov <Branislav.Rankov@....com>,
        Kevin Brodsky <kevin.brodsky@....com>,
        kasan-dev@...glegroups.com, linux-arm-kernel@...ts.infradead.org,
        linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 12/12] arm64: kasan: export MTE symbols for KASAN tests

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.