GNU bug report logs - #34162
linux-libre 4.20+ fails to mount ext4 on aarch64

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Message #20 received at 34162 <at> debbugs.gnu.org (full text, mbox):

From: Mark H Weaver <mhw <at> netris.org>
To: Vagrant Cascadian <vagrant <at> debian.org>
Cc: 34162 <at> debbugs.gnu.org
Subject: Re: bug#34162: linux-libre 4.20+ fails to mount ext4 on aarch64
Date: Wed, 23 Jan 2019 15:58:42 -0500

[Message part 1 (text/plain, inline)]

Hi,

Vagrant Cascadian <vagrant <at> 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?

       Mark

[0001-gnu-linux-libre-Make-CRYPTO_CRC32C-a-built-in-on-arm.patch (text/x-patch, inline)]

From 20a57e861cff4dce40c4eb6c7344f12d1f283cf8 Mon Sep 17 00:00:00 2001
From: Mark H Weaver <mhw <at> 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 <at> 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

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