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From: "Laszlo Ersek" <lersek@redhat.com>
To: devel@edk2.groups.io, dovmurik@linux.ibm.com
Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>,
	Jordan Justen <jordan.l.justen@intel.com>,
	James Bottomley <jejb@linux.ibm.com>,
	Tobin Feldman-Fitzthum <tobin@linux.ibm.com>
Subject: Re: [edk2-devel] [PATCH v1 3/3] OvmfPkg/X86QemuLoadImageLib: State fw_cfg dependency in file header
Date: Wed, 9 Jun 2021 16:39:42 +0200	[thread overview]
Message-ID: <fcba9038-81b4-0f8e-2061-55a8c4a79fce@redhat.com> (raw)
In-Reply-To: <20210609121828.1884825-4-dovmurik@linux.ibm.com>

On 06/09/21 14:18, Dov Murik wrote:
> Make it clear that X86QemuLoadImageLib relies on fw_cfg; prepare the
> ground to add a warning about the incompatibility with boot verification
> process.
> 
> Cc: Laszlo Ersek <lersek@redhat.com>
> Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
> Cc: Jordan Justen <jordan.l.justen@intel.com>
> Cc: James Bottomley <jejb@linux.ibm.com>
> Cc: Tobin Feldman-Fitzthum <tobin@linux.ibm.com>
> Signed-off-by: Dov Murik <dovmurik@linux.ibm.com>
> ---
>  OvmfPkg/Library/X86QemuLoadImageLib/X86QemuLoadImageLib.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/OvmfPkg/Library/X86QemuLoadImageLib/X86QemuLoadImageLib.c b/OvmfPkg/Library/X86QemuLoadImageLib/X86QemuLoadImageLib.c
> index 1177582ab051..dc9018f4333b 100644
> --- a/OvmfPkg/Library/X86QemuLoadImageLib/X86QemuLoadImageLib.c
> +++ b/OvmfPkg/Library/X86QemuLoadImageLib/X86QemuLoadImageLib.c
> @@ -2,6 +2,9 @@
>    X86 specific implementation of QemuLoadImageLib library class interface
>    with support for loading mixed mode images and non-EFI stub images
>  
> +  Note that this implementation reads the cmdline (and possibly kernel, setup
> +  data, and initrd in the legacy boot mode) from fw_cfg directly.
> +
>    Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>
>    Copyright (c) 2020, ARM Ltd. All rights reserved.<BR>
>  
> 

(drive-by comment, no capacity for more atm):

please update the INF file's comment at the top similarly

Thanks
Laszlo


  reply	other threads:[~2021-06-09 14:39 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-09 12:18 [PATCH v1 0/3] OvmfPkg: Use QemuKernelLoaderFs to read cmdline/initrd Dov Murik
2021-06-09 12:18 ` [PATCH v1 1/3] Revert "OvmfPkg/QemuKernelLoaderFsDxe: don't expose kernel command line" Dov Murik
2021-06-09 12:18 ` [PATCH v1 2/3] OvmfPkg/GenericQemuLoadImageLib: Read cmdline from QemuKernelLoaderFs Dov Murik
2021-06-10 12:45   ` [edk2-devel] " Ard Biesheuvel
2021-06-09 12:18 ` [PATCH v1 3/3] OvmfPkg/X86QemuLoadImageLib: State fw_cfg dependency in file header Dov Murik
2021-06-09 14:39   ` Laszlo Ersek [this message]
2021-06-10 12:46     ` [edk2-devel] " Ard Biesheuvel

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