linux-kernel - Re: [PATCH v4 1/3] Documentation: arm: Add bootargs to the table of added DT parameters

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Date:   Thu, 06 Jul 2023 10:44:38 -0700 (PDT)
From:   Palmer Dabbelt <palmer@...belt.com>
To:     alexghiti@...osinc.com, corbet@....net,
        Ard Biesheuvel <ardb@...nel.org>
CC:     Paul Walmsley <paul.walmsley@...ive.com>, aou@...s.berkeley.edu,
        Bjorn Topel <bjorn@...osinc.com>, ajones@...tanamicro.com,
        Conor Dooley <conor.dooley@...rochip.com>,
        sunilvl@...tanamicro.com, songshuaishuai@...ylab.org,
        linux-doc@...r.kernel.org, linux-riscv@...ts.infradead.org,
        linux-kernel@...r.kernel.org, alexghiti@...osinc.com,
        Atish Patra <atishp@...osinc.com>
Subject:     Re: [PATCH v4 1/3] Documentation: arm: Add bootargs to the table of added DT parameters

On Mon, 26 Jun 2023 07:36:24 PDT (-0700), alexghiti@...osinc.com wrote:
> The bootargs node is also added by the EFI stub in the function
> update_fdt(), so add it to the table.
>
> Signed-off-by: Alexandre Ghiti <alexghiti@...osinc.com>
> Reviewed-by: Atish Patra <atishp@...osinc.com>
> Reviewed-by: Song Shuai <songshuaishuai@...ylab.org>
> ---
>  Documentation/arm/uefi.rst | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/arm/uefi.rst b/Documentation/arm/uefi.rst
> index baebe688a006..2b7ad9bd7cd2 100644
> --- a/Documentation/arm/uefi.rst
> +++ b/Documentation/arm/uefi.rst
> @@ -50,7 +50,7 @@ The stub populates the FDT /chosen node with (and the kernel scans for) the
>  following parameters:
>
>  ==========================  ======   ===========================================
> -Name                        Size     Description
> +Name                        Type     Description
>  ==========================  ======   ===========================================
>  linux,uefi-system-table     64-bit   Physical address of the UEFI System Table.
>
> @@ -67,4 +67,6 @@ linux,uefi-mmap-desc-ver    32-bit   Version of the mmap descriptor format.
>
>  kaslr-seed                  64-bit   Entropy used to randomize the kernel image
>                                       base address location.
> +
> +bootargs                    String   Kernel command line
>  ==========================  ======   ===========================================

I remember having said this somewhere, but it's not on lore for this 
version.  This touches Arm stuff, so I'd prefer an Ack from someone 
before touching it.

Also: it looks like this missed e790a4ce5290 ("arm: docs: Move Arm 
documentation to Documentation/arch/").