[PATCH] arm64: cache: Lower ARCH_DMA_MINALIGN to 64 (L1_CACHE_BYTES)

Will Deacon will at kernel.org
Tue Jun 1 11:21:03 PDT 2021


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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