linux-kernel - Re: [PATCH] dma: kmsan: Export kmsan_handle

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAG_fn=WzE5d4W1YheYN3SPYmVR5=r74zhV-Zhao5xu-Fqi461g@mail.gmail.com>
Date: Tue, 18 Feb 2025 12:14:14 +0100
From: Alexander Potapenko <glider@...gle.com>
To: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Cc: kasan-dev@...glegroups.com, linux-mm@...ck.org, 
	Marco Elver <elver@...gle.com>, Dmitry Vyukov <dvyukov@...gle.com>, 
	Andrew Morton <akpm@...ux-foundation.org>, kernel test robot <lkp@...el.com>, 
	Peter Zijlstra <peterz@...radead.org>, llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev, 
	linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH] dma: kmsan: Export kmsan_handle_dma() for modules.

On Tue, Feb 18, 2025 at 10:14 AM Sebastian Andrzej Siewior
<bigeasy@...utronix.de> wrote:
>
> kmsan_handle_dma() is used by virtio_ring() which can be built as a
> module. kmsan_handle_dma() needs to be exported otherwise building the
> virtio_ring fails.
>
> Export kmsan_handle_dma for modules.
>
> Reported-by: kernel test robot <lkp@...el.com>
> Closes: https://lore.kernel.org/oe-kbuild-all/202502150634.qjxwSeJR-lkp@intel.com/
> Fixes: 7ade4f10779cb ("dma: kmsan: unpoison DMA mappings")
> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Reviewed-by: Alexander Potapenko <glider@...gle.com>