Re: [PATCH v8 0/4] Various patches to improve Secure Boot support

[Jan Beulich <jbeulich@xxxxxxxx>]

On 19.08.2026 12:03, Frediano Ziglio wrote:
> On Sat, 8 Aug 2026 at 07:41, Frediano Ziglio <freddy77@xxxxxxxxx> wrote:
>>
>> On Wed, 15 Jul 2026 at 07:22, Frediano Ziglio <freddy77@xxxxxxxxx> wrote:
>>>
>>> These patches improve support for Secure boot.
>>> UEFI CA memory mitigation requires memory pages to be not executable and
>>> writable at the same time. So changing permissions and splitting some 
>>> section
>>> is required.
>>> Remove multiboot pieces from EFI executable.
>>>
>>> Changes since v1:
>>> - improved some comments;
>>> - merged 2 pacthes removing multiboot support in x86 PE;
>>> - removed a patch dealing with SBAT;
>>> - other minor changes (see single patches).
>>>
>>> Changes since v2:
>>> - improved some comments.
>>>
>>> Changes since v3:
>>> - Added Acked-by;
>>> - Improve commit message.
>>>
>>> Changes since v4:
>>> - Messages updates;
>>> - Clean some dependencies cause by code removal;
>>> - Add small commit to remove a possibly unused string.
>>>
>>> Changes since v5:
>>> - removed merged commit;
>>> - remove more code/data from xen.efi output.
>>>
>>> Changes since v6:
>>> - fix commit message.
>>>
>>> Changes since v7:
>>> - added Acked-by, all commit are now acked.
>>>
>>> Frediano Ziglio (2):
>>>   Align relevant sections to 4KB
>>>   x86: Split .init section to satisfy UEFI CA memory mitigation
>>>
>>> Roger Pau Monné (2):
>>>   x86/efi: discard multiboot and PVH support for PE binary
>>>   x86/efi: avoid a relocation in efi_arch_post_exit_boot()
>>>
>>>  docs/hypervisor-guide/x86/how-xen-boots.rst |  6 -----
>>>  xen/arch/x86/boot/head.S                    |  8 +++----
>>>  xen/arch/x86/efi/efi-boot.h                 |  7 ++++--
>>>  xen/arch/x86/xen.lds.S                      | 25 ++++++++++++---------
>>>  xen/tools/combine_two_binaries.py           |  2 +-
>>>  5 files changed, 25 insertions(+), 23 deletions(-)
>>
>> Ping
> 
> Ping

Andrew had indicated to me (apparently not to you?) that he'd like to
massage the descriptions some while committing. Hence why I refrained
from putting any of this in.

Jan