On 06/17/21 14:17, 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 <ler...@redhat.com>
> Cc: Ard Biesheuvel <ardb+tianoc...@kernel.org>
> Cc: Jordan Justen <jordan.l.jus...@intel.com>
> Cc: James Bottomley <j...@linux.ibm.com>
> Cc: Tobin Feldman-Fitzthum <to...@linux.ibm.com>
> Signed-off-by: Dov Murik <dovmu...@linux.ibm.com>
> ---
>  OvmfPkg/Library/X86QemuLoadImageLib/X86QemuLoadImageLib.inf | 3 +++
>  OvmfPkg/Library/X86QemuLoadImageLib/X86QemuLoadImageLib.c   | 3 +++
>  2 files changed, 6 insertions(+)

(1) The bugzilla ticket should be referenced in the commit message,
above your signoff:

Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=3457

With that update:

Reviewed-by: Laszlo Ersek <ler...@redhat.com>

Thanks,
Laszlo

> 
> diff --git a/OvmfPkg/Library/X86QemuLoadImageLib/X86QemuLoadImageLib.inf 
> b/OvmfPkg/Library/X86QemuLoadImageLib/X86QemuLoadImageLib.inf
> index e1615badd2ba..c7ec041cb706 100644
> --- a/OvmfPkg/Library/X86QemuLoadImageLib/X86QemuLoadImageLib.inf
> +++ b/OvmfPkg/Library/X86QemuLoadImageLib/X86QemuLoadImageLib.inf
> @@ -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) 2020, ARM Ltd. All rights reserved.<BR>
>  #
>  #  SPDX-License-Identifier: BSD-2-Clause-Patent
> 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>
>  
> 



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