[edk2-devel] [PATCH 1/1] OvmfPkg: fix BuildResourceDescriptorHob call in PlatformAddHobCB()
Yao, Jiewen
jiewen.yao at intel.com
Thu Jan 26 01:48:05 UTC 2023
Reviewed-by: Jiewen Yao <Jiewen.yao at intel.com>
> -----Original Message-----
> From: devel at edk2.groups.io <devel at edk2.groups.io> On Behalf Of Gerd
> Hoffmann
> Sent: Thursday, January 26, 2023 1:11 AM
> To: devel at edk2.groups.io
> Cc: Pawel Polawski <ppolawsk at redhat.com>; Tom Lendacky
> <thomas.lendacky at amd.com>; Yao, Jiewen <jiewen.yao at intel.com>; Oliver
> Steffen <osteffen at redhat.com>; Gerd Hoffmann <kraxel at redhat.com>; Ard
> Biesheuvel <ardb+tianocore at kernel.org>; Justen, Jordan L
> <jordan.l.justen at intel.com>
> Subject: [edk2-devel] [PATCH 1/1] OvmfPkg: fix BuildResourceDescriptorHob call
> in PlatformAddHobCB()
>
> BuildResourceDescriptorHob() expects the third parameter be the Length,
> not the End address.
>
> Fixes: 328076cfdf45 ("OvmfPkg/PlatformInitLib: Add PlatformAddHobCB")
> Reported-by: Tom Lendacky <thomas.lendacky at amd.com>
> Signed-off-by: Gerd Hoffmann <kraxel at redhat.com>
> ---
> OvmfPkg/Library/PlatformInitLib/MemDetect.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/OvmfPkg/Library/PlatformInitLib/MemDetect.c
> b/OvmfPkg/Library/PlatformInitLib/MemDetect.c
> index 5aeeeff89f57..38cece9173e8 100644
> --- a/OvmfPkg/Library/PlatformInitLib/MemDetect.c
> +++ b/OvmfPkg/Library/PlatformInitLib/MemDetect.c
> @@ -200,7 +200,7 @@ PlatformAddHobCB (
>
> break;
> case EfiAcpiAddressRangeReserved:
> - BuildResourceDescriptorHob (EFI_RESOURCE_MEMORY_RESERVED, 0, Base,
> End);
> + BuildResourceDescriptorHob (EFI_RESOURCE_MEMORY_RESERVED, 0,
> Base, End - Base);
> DEBUG ((DEBUG_INFO, "%a: Reserved [0x%Lx, 0x%Lx)\n", __FUNCTION__,
> Base, End));
> break;
> default:
> --
> 2.39.1
>
>
>
>
>
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