From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Russell King (Oracle)" <linux@armlinux.org.uk>
Subject: Re: [PATCH 16/21] ARM: dma-mapping: bring back dmac_{clean,inv}_range
Date: Mon, 27 Mar 2023 14:10:32 +0100
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To: Arnd Bergmann <arnd@kernel.org>
Cc: linux-kernel@vger.kernel.org, Arnd Bergmann <arnd@arndb.de>, Vineet Gupta <vgupta@kernel.org>, Neil Armstrong <neil.armstrong@linaro.org>, Linus Walleij <linus.walleij@linaro.org>, Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will@kernel.org>, Guo Ren <guoren@kernel.org>, Brian Cain <bcain@quicinc.com>, Geert Uytterhoeven <geert@linux-m68k.org>, Michal Simek <monstr@monstr.eu>, Thomas Bogendoerfer <tsbogend@alpha.franken.de>, Dinh Nguyen <dinguyen@kernel.org>, Stafford Horne <shorne@gmail.com>, Helge Deller <deller@gmx.de>, Michael Ellerman <mpe@ellerman.id.au>, Christophe Leroy <christophe.leroy@csgroup.eu>, Paul Walmsley <paul.walmsley@sifive.com>, Palmer Dabbelt <palmer@dabbelt.com>, Rich Felker <dalias@libc.org>, John

On Mon, Mar 27, 2023 at 02:13:12PM +0200, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@arndb.de>
> 
> These were remove ages ago in commit 702b94bff3c5 ("ARM: dma-mapping:
> remove dmac_clean_range and dmac_inv_range") in an effort to sanitize
> the dma-mapping API.

Really no, please no. Let's not go back to this, let's keep the
buffer ownership model that came at around that time.

-- 
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