[Buildroot] [PATCH] kvm-unit-test: revert use of RDSEED and RDRAND

Thomas Petazzoni thomas.petazzoni at free-electrons.com
Thu Dec 14 08:44:59 UTC 2017


Hello,

On Wed,  6 Dec 2017 22:36:31 -0600, Matt Weber wrote:
> Removing this commit in buildroot as it causes
> build failures when the host binutils isn't
> at least 2.23 (2.22.x introduced RDSEED).
> 
> The host toolchain is used for x86_64 target
> builds where we need to do a 32bit build.
> 
> Fixes:
> http://autobuild.buildroot.net/results/c39/c3987a3cbd2960b0ff50f872636bdfd8d1a9c820/
> 
> Signed-off-by: Matthew Weber <matthew.weber at rockwellcollins.com>

What is the long term solution for this? Has the problem been reported
upstream?

> diff --git a/package/kvm-unit-tests/0002-Revert-x86-vmx-test-RDRAND-and-RDSEED.patch b/package/kvm-unit-tests/0002-Revert-x86-vmx-test-RDRAND-and-RDSEED.patch
> new file mode 100644
> index 0000000000..1d3fb1ca6a
> --- /dev/null
> +++ b/package/kvm-unit-tests/0002-Revert-x86-vmx-test-RDRAND-and-RDSEED.patch
> @@ -0,0 +1,66 @@
> +From ff6ee5c5345e5a55827d657d8d862237338b6edb Mon Sep 17 00:00:00 2001
> +From: Matt Weber <matthew.weber at rockwellcollins.com>
> +Date: Wed, 6 Dec 2017 22:30:04 -0600
> +Subject: [PATCH] Revert "x86: vmx: test RDRAND and RDSEED"
> +
> +Removing this commit in buildroot as it causes
> +build failures when the host binutils isn't
> +at least 2.23 (2.22.x introduced RDSEED).
> +The host toolchain is used for x86_64 target
> +builds where we need to do a 32bit build.
> +
> +Fixes:
> +http://autobuild.buildroot.net/results/c39/c3987a3cbd2960b0ff50f872636bdfd8d1a9c820/
> +
> +This reverts commit a88205d14320d2f681a6c220f1d08711b9ce3885.

Missing SoB.

Thanks,

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com


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