From: Florian Fainelli <f.fainelli@gmail.com>
To: Arnd Bergmann <arnd@kernel.org>, Russell King <linux@armlinux.org.uk>
Cc: Arnd Bergmann <arnd@arndb.de>,
Abbott Liu <liuwenliang@huawei.com>,
Ard Biesheuvel <ardb@kernel.org>,
Linus Walleij <linus.walleij@linaro.org>,
Ahmad Fatoum <a.fatoum@pengutronix.de>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ARM: export __memset/__memcpy/__memmove
Date: Sun, 22 Jun 2025 13:29:22 -0700 [thread overview]
Message-ID: <67b9cfd5-b06f-48a3-9d26-c3fa3ab867ad@gmail.com> (raw)
In-Reply-To: <20250620111257.3365489-1-arnd@kernel.org>
On 20/06/2025 04:12, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@arndb.de>
>
> When KASAN is locally disabled for one file, the string functions
> get redirected to internal helpers, but those are not actually exported,
> so this only works in built-in code but fails for loadable modules:
>
> ERROR: modpost: "__memset" [crypto/ecc.ko] undefined!
> ERROR: modpost: "__memcpy" [crypto/ecc.ko] undefined!
>
> Add the missig exports.
>
> Fixes: d6d51a96c7d6 ("ARM: 9014/2: Replace string mem* functions for KASan")
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
--
Florian
next prev parent reply other threads:[~2025-06-22 20:29 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-20 11:12 Arnd Bergmann
2025-06-20 20:26 ` Linus Walleij
2025-06-22 20:29 ` Florian Fainelli [this message]
2025-06-23 6:27 ` Ahmad Fatoum
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