APPLIED: [SRU][mantic:linux-gcp, lunar:linux-gcp][PATCH 0/2] SEV_SNP failure to init
John Cabaj
john.cabaj at canonical.com
Tue Sep 26 01:07:51 UTC 2023
On 9/25/23 1:39 PM, John Cabaj wrote:
> BugLink: https://bugs.launchpad.net/bugs/2037316
>
> [Impact]
>
> * Kernel fails to boot on SEV-SNP instances when compiled with GCC 12.3.0
>
> [Fix]
>
> * https://lore.kernel.org/lkml/20230912002703.3924521-1-acdunlap@google.com/
>
> [Test Case]
>
> * Compile tested
> * Boot tested
> * Tested by Google
>
> [Where things could go wrong]
>
> * Patches relatively isolated and maintain similar checking functionality,
> just earlier in boot. Likely a low chance of regression.
>
> Adam Dunlap (2):
> x86/sev-es: Allow copy_from_kernel_nofault in earlier boot
> x86/sev-es: Only set x86_virt_bits to correct value
>
> arch/x86/kernel/cpu/common.c | 37 +++++++++++++++++++++---------------
> arch/x86/mm/maccess.c | 19 +++++++++++++-----
> 2 files changed, 36 insertions(+), 20 deletions(-)
>
Patches applied to mantic:linux-gcp and lunar:linux-gcp master-next branches.
Thanks,
John
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