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Re: [PATCH 0/4] Add lockdown mode


  • To: Jan Beulich <jbeulich@xxxxxxxx>, Kevin Lampis <kevin.lampis@xxxxxxxxx>
  • From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
  • Date: Mon, 12 May 2025 12:51:30 +0100
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  • Cc: xen-devel@xxxxxxxxxxxxxxxxxxxx
  • Delivery-date: Mon, 12 May 2025 11:51:42 +0000
  • List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

On 12/05/2025 11:27 am, Jan Beulich wrote:
> On 06.05.2025 18:23, Kevin Lampis wrote:
>> Add lockdown mode
>>
>> The intention of lockdown mode is to prevent attacks from a rogue dom0
>> userspace from compromising the system. Lockdown mode can be controlled by a
>> Kconfig option and a command-line parameter. It is also enabled automatically
>> when Secure Boot is enabled and it cannot be disabled in that case.
>>
>> Ross Lagerwall (3):
>>   lib: Add strcspn function
>>   efi: Add a function to check if Secure Boot mode is enabled
>>   Add lockdown mode
>>
>> Kevin Lampis (1):
>>   Disallow most command-line options when lockdown mode is enabled
> Returning from vacation, this series is a mess in my inbox (and also on
> https://lists.xen.org/archives/html/xen-devel/2025-05/threads.html): Only
> patch 4 is properly threaded. Please can you see about adjusting your
> mail configuration?

We had corporate mail problems last week, which was interfering with
posting patches.  It's hopefully been resolved now.

Kevin: It will be best to resend the series in full.

~Andrew



 


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