On 2019-01-23, Mark H Weaver wrote:
> Vagrant Cascadian <vagrant@debian.org> writes:
>
>> After upgrading to linux-libre 4.20, and again tested with 4.20.3, an
>> aarch64 system failed to boot (using 4.19.10 worked fine):
>
> [...]
>
>> Workaround or fix was to add to config.scm:
>>
>> (initrd (append (list "crc32c_generic" ... ) %base-initrd-modules))
>
> Here's a proposed (untested) patch.  Would you like to test it and see
> if it eliminates the need for this workaround?

It did, thanks!

live well,
  vagrant

> From 20a57e861cff4dce40c4eb6c7344f12d1f283cf8 Mon Sep 17 00:00:00 2001
> From: Mark H Weaver <mhw@netris.org>
> Date: Wed, 23 Jan 2019 01:20:30 -0500
> Subject: [PATCH] gnu: linux-libre: Make CRYPTO_CRC32C a built-in on arm64.
>
> Fixes <https://bugs.gnu.org/34162>
> Reported by Vagrant Cascadian <vagrant@debian.org>
>
> Note that CRYPTO_CRC32C was already a built-in in our default
> configurations for other systems.
>
> * gnu/packages/aux-files/linux-libre/4.20-arm64.conf,
> gnu/packages/aux-files/linux-libre/4.19-arm64.conf
> (CONFIG_CRYPTO_CRC32C): Change from 'm' to 'y'.
> ---
>  gnu/packages/aux-files/linux-libre/4.19-arm64.conf | 2 +-
>  gnu/packages/aux-files/linux-libre/4.20-arm64.conf | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/gnu/packages/aux-files/linux-libre/4.19-arm64.conf b/gnu/packages/aux-files/linux-libre/4.19-arm64.conf
> index ba6fa177b..73cd300c1 100644
> --- a/gnu/packages/aux-files/linux-libre/4.19-arm64.conf
> +++ b/gnu/packages/aux-files/linux-libre/4.19-arm64.conf
> @@ -7860,7 +7860,7 @@ CONFIG_CRYPTO_VMAC=m
>  #
>  # Digest
>  #
> -CONFIG_CRYPTO_CRC32C=m
> +CONFIG_CRYPTO_CRC32C=y
>  CONFIG_CRYPTO_CRC32=m
>  CONFIG_CRYPTO_CRCT10DIF=y
>  CONFIG_CRYPTO_GHASH=m
> diff --git a/gnu/packages/aux-files/linux-libre/4.20-arm64.conf b/gnu/packages/aux-files/linux-libre/4.20-arm64.conf
> index 9e71cadf0..3833e3e36 100644
> --- a/gnu/packages/aux-files/linux-libre/4.20-arm64.conf
> +++ b/gnu/packages/aux-files/linux-libre/4.20-arm64.conf
> @@ -7932,7 +7932,7 @@ CONFIG_CRYPTO_VMAC=m
>  #
>  # Digest
>  #
> -CONFIG_CRYPTO_CRC32C=m
> +CONFIG_CRYPTO_CRC32C=y
>  CONFIG_CRYPTO_CRC32=m
>  CONFIG_CRYPTO_CRCT10DIF=y
>  CONFIG_CRYPTO_GHASH=m
> -- 
> 2.20.1