Re: [PATCH 11/32] kmsan: Export panic_on_kmsan

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To: Ilya Leoshkevich <iii@xxxxxxxxxxxxx>
Subject: Re: [PATCH 11/32] kmsan: Export panic_on_kmsan
From: Alexander Potapenko <glider@xxxxxxxxxx>
Date: Thu, 16 Nov 2023 10:14:30 +0100
Cc: Alexander Gordeev <agordeev@xxxxxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Christoph Lameter <cl@xxxxxxxxx>, David Rientjes <rientjes@xxxxxxxxxx>, Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>, Marco Elver <elver@xxxxxxxxxx>, Masami Hiramatsu <mhiramat@xxxxxxxxxx>, Pekka Enberg <penberg@xxxxxxxxxx>, Steven Rostedt <rostedt@xxxxxxxxxxx>, Vasily Gorbik <gor@xxxxxxxxxxxxx>, Vlastimil Babka <vbabka@xxxxxxx>, Christian Borntraeger <borntraeger@xxxxxxxxxxxxx>, Dmitry Vyukov <dvyukov@xxxxxxxxxx>, Hyeonggon Yoo <42.hyeyoo@xxxxxxxxx>, kasan-dev@xxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, linux-s390@xxxxxxxxxxxxxxx, linux-trace-kernel@xxxxxxxxxxxxxxx, Mark Rutland <mark.rutland@xxxxxxx>, Roman Gushchin <roman.gushchin@xxxxxxxxx>, Sven Schnelle <svens@xxxxxxxxxxxxx>
In-reply-to: <20231115203401.2495875-12-iii@linux.ibm.com>
References: <20231115203401.2495875-1-iii@linux.ibm.com> <20231115203401.2495875-12-iii@linux.ibm.com>

On Wed, Nov 15, 2023 at 9:34 PM Ilya Leoshkevich <iii@xxxxxxxxxxxxx> wrote:
>
> When building the kmsan test as a module, modpost fails with the
> following error message:
>
>     ERROR: modpost: "panic_on_kmsan" [mm/kmsan/kmsan_test.ko] undefined!
>
> Export panic_on_kmsan in order to improve the KMSAN usability for
> modules.
>
> Signed-off-by: Ilya Leoshkevich <iii@xxxxxxxxxxxxx>
Reviewed-by: Alexander Potapenko <glider@xxxxxxxxxx>

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References:
- [PATCH 00/32] kmsan: Enable on s390
  - From: Ilya Leoshkevich
- [PATCH 11/32] kmsan: Export panic_on_kmsan
  - From: Ilya Leoshkevich

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