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Date:   Wed, 16 Oct 2019 13:06:42 +0200
From:   Daniel Kiper <daniel.kiper@oracle.com>
To:     linux-efi@vger.kernel.org, linux-kernel@vger.kernel.org,
        x86@kernel.org, xen-devel@lists.xenproject.org
Cc:     ard.biesheuvel@linaro.org, boris.ostrovsky@oracle.com,
        bp@alien8.de, corbet@lwn.net, dave.hansen@linux.intel.com,
        luto@kernel.org, peterz@infradead.org, eric.snowberg@oracle.com,
        hpa@zytor.com, jgross@suse.com, konrad.wilk@oracle.com,
        mingo@redhat.com, ross.philipson@oracle.com, tglx@linutronix.de
Subject: Re: [PATCH v3 0/3] x86/boot: Introduce the kernel_info et consortes
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On Wed, Oct 09, 2019 at 12:53:55PM +0200, Daniel Kiper wrote:
> Hi,
>
> Due to very limited space in the setup_header this patch series introduces new
> kernel_info struct which will be used to convey information from the kernel to
> the bootloader. This way the boot protocol can be extended regardless of the
> setup_header limitations. Additionally, the patch series introduces some
> convenience features like the setup_indirect struct and the
> kernel_info.setup_type_max field.
>
> Daniel
>
>  Documentation/x86/boot.rst             | 168 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>  arch/x86/boot/Makefile                 |   2 +-
>  arch/x86/boot/compressed/Makefile      |   4 +-
>  arch/x86/boot/compressed/kaslr.c       |  12 ++++++
>  arch/x86/boot/compressed/kernel_info.S |  22 +++++++++++
>  arch/x86/boot/header.S                 |   3 +-
>  arch/x86/boot/tools/build.c            |   5 +++
>  arch/x86/include/uapi/asm/bootparam.h  |  16 +++++++-
>  arch/x86/kernel/e820.c                 |  11 ++++++
>  arch/x86/kernel/kdebugfs.c             |  20 ++++++++--
>  arch/x86/kernel/ksysfs.c               |  30 ++++++++++----
>  arch/x86/kernel/setup.c                |   4 ++
>  arch/x86/mm/ioremap.c                  |  11 ++++++
>  13 files changed, 292 insertions(+), 16 deletions(-)
>
> Daniel Kiper (3):
>       x86/boot: Introduce the kernel_info
>       x86/boot: Introduce the kernel_info.setup_type_max
>       x86/boot: Introduce the setup_indirect

hpa, ping?

Daniel