From: Will Deacon <will@kernel.org>
To: linux-arm-kernel@lists.infradead.org, Will Deacon <will@kernel.org>
Cc: catalin.marinas@arm.com, kernel-team@android.com,
Mark Rutland <mark.rutland@arm.com>,
Ard Biesheuvel <ardb@kernel.org>,
Vincent Whitchurch <vincent.whitchurch@axis.com>,
Arnd Bergmann <arnd@arndb.de>
Subject: Re: [PATCH] arm64: cache: Lower ARCH_DMA_MINALIGN to 64 (L1_CACHE_BYTES)
Date: Tue, 1 Jun 2021 19:21:03 +0100 [thread overview]
Message-ID: <162257013414.1431356.17844112681193130013.b4-ty@kernel.org> (raw)
In-Reply-To: <20210527124356.22367-1-will@kernel.org>
On Thu, 27 May 2021 13:43:56 +0100, Will Deacon wrote:
> Back in 97303480753e ("arm64: Increase the max granular size"),
> ARCH_DMA_MINALIGN was effectively increased to 128 bytes thanks to an
> increase in L1_CACHE_BYTES due to an unsubstantiated performance claim
> on the now obsolete ThunderX-1. Although this was reverted in
> d93277b9839b, ARCH_DMA_MINALIGN was kept at 128 bytes by ebc7e21e0fa2
> ("arm64: Increase ARCH_DMA_MINALIGN to 128").
>
> [...]
Applied to arm64 (for-next/mm), thanks!
[1/1] arm64: cache: Lower ARCH_DMA_MINALIGN to 64 (L1_CACHE_BYTES)
https://git.kernel.org/arm64/c/65688d2a05de
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
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next prev parent reply other threads:[~2021-06-01 18:24 UTC|newest]
Thread overview: 73+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-27 12:43 [PATCH] arm64: cache: Lower ARCH_DMA_MINALIGN to 64 (L1_CACHE_BYTES) Will Deacon
2021-05-27 13:11 ` Catalin Marinas
2021-05-27 13:19 ` Mark Rutland
2021-05-28 9:35 ` Arnd Bergmann
2021-06-01 10:14 ` Catalin Marinas
2021-05-31 5:38 ` Ard Biesheuvel
2021-06-01 18:21 ` Will Deacon [this message]
[not found] ` <CGME20210602132541eucas1p17127696041c26c00d1d2f50bef9cfaf0@eucas1p1.samsung.com>
2021-06-02 13:25 ` Marek Szyprowski
2021-06-02 13:51 ` Mark Rutland
2021-06-02 14:09 ` Marek Szyprowski
2021-06-02 14:14 ` Arnd Bergmann
2021-06-02 14:28 ` Marek Szyprowski
2021-06-02 14:52 ` Arnd Bergmann
2021-06-07 12:17 ` Arnd Bergmann
2021-06-04 10:01 ` Mark Rutland
2021-06-07 9:58 ` Marek Szyprowski
2021-06-07 12:01 ` Mark Rutland
2021-06-07 13:08 ` Mark Rutland
2021-06-07 13:39 ` Will Deacon
2021-06-07 13:39 ` Will Deacon
2021-06-07 13:56 ` Mark Rutland
2021-06-07 13:56 ` Mark Rutland
2021-06-07 13:57 ` Arnd Bergmann
2021-06-07 13:57 ` Arnd Bergmann
2021-06-07 15:17 ` Maxime Ripard
2021-06-07 15:17 ` Maxime Ripard
2021-06-07 15:50 ` Arnd Bergmann
2021-06-07 15:50 ` Arnd Bergmann
2021-06-08 8:57 ` Mark Rutland
2021-06-08 8:57 ` Mark Rutland
2021-06-07 15:32 ` Mark Rutland
2021-06-07 15:32 ` Mark Rutland
2021-06-02 14:11 ` Arnd Bergmann
2021-06-02 14:15 ` Marek Szyprowski
2021-07-06 9:26 ` Yassine Oudjana
2021-07-06 10:26 ` Catalin Marinas
2021-07-06 10:26 ` Catalin Marinas
2021-07-06 13:29 ` Robin Murphy
2021-07-06 13:29 ` Robin Murphy
2021-07-06 13:33 ` Will Deacon
2021-07-06 13:33 ` Will Deacon
2021-07-06 13:44 ` Marc Zyngier
2021-07-06 13:44 ` Marc Zyngier
2021-07-06 14:21 ` Robin Murphy
2021-07-06 14:21 ` Robin Murphy
2021-07-06 14:30 ` Arnd Bergmann
2021-07-06 14:30 ` Arnd Bergmann
2021-07-06 14:46 ` Marc Zyngier
2021-07-06 14:46 ` Marc Zyngier
2021-07-06 15:43 ` Arnd Bergmann
2021-07-06 15:43 ` Arnd Bergmann
2021-07-06 17:15 ` Yassine Oudjana
2021-07-06 17:15 ` Yassine Oudjana
2021-07-06 20:33 ` Arnd Bergmann
2021-07-06 20:33 ` Arnd Bergmann
2021-07-06 22:27 ` Bjorn Andersson
2021-07-06 22:27 ` Bjorn Andersson
2021-07-07 9:27 ` Will Deacon
2021-07-07 9:27 ` Will Deacon
2021-07-07 8:24 ` Yassine Oudjana
2021-07-07 8:24 ` Yassine Oudjana
2021-07-07 9:29 ` Arnd Bergmann
2021-07-07 9:29 ` Arnd Bergmann
2021-07-07 14:41 ` Jeffrey Hugo
2021-07-07 14:41 ` Jeffrey Hugo
2021-07-08 20:59 ` Jeffrey Hugo
2021-07-08 20:59 ` Jeffrey Hugo
2021-07-09 8:48 ` Will Deacon
2021-07-09 8:48 ` Will Deacon
2021-07-09 17:10 ` Catalin Marinas
2021-07-09 17:10 ` Catalin Marinas
2021-07-06 16:20 ` Will Deacon
2021-07-06 16:20 ` Will Deacon
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