Re: [PATCH v4 0/3] arm64: Speed up CRC-32 using PMULL instructions

[Catalin Marinas]

On Fri, 18 Oct 2024 09:53:48 +0200, Ard Biesheuvel wrote:
> The CRC-32 code is library code, and is not part of the crypto
> subsystem. This means that callers may not generally be aware of the
> kind of implementation that backs it, and so we've refrained from using
> FP/SIMD code in the past, as it disables preemption, and this may incur
> scheduling latencies that the caller did not anticipate.
> 
> This was solved a while ago, and on arm64, kernel mode FP/SIMD no longer
> disables preemption.
> 
> [...]

Applied to arm64 (for-next/crc32), thanks!

[1/3] arm64/lib: Handle CRC-32 alternative in C code
      https://git.kernel.org/arm64/c/fc7454107d1b
[2/3] arm64/crc32: Reorganize bit/byte ordering macros
      https://git.kernel.org/arm64/c/b98b23e19492
[3/3] arm64/crc32: Implement 4-way interleave using PMULL
      https://git.kernel.org/arm64/c/a6478d69cf56

-- 
Catalin