From: "Min Xu" <min.m.xu@intel.com>
To: "devel@edk2.groups.io" <devel@edk2.groups.io>,
"kraxel@redhat.com" <kraxel@redhat.com>
Cc: "Xu, Min M" <min.m.xu@intel.com>
Subject: Re: [edk2-devel] CcProbeLib not working for runtime calls
Date: Thu, 18 Aug 2022 01:47:37 +0000 [thread overview]
Message-ID: <CO1PR11MB50581ACC3162ECB8AFFC6A9DC56D9@CO1PR11MB5058.namprd11.prod.outlook.com> (raw)
In-Reply-To: <20220817110457.2gvr4yxoxlve5ncz@sirius.home.kraxel.org>
On August 17, 2022 7:05 PM, Gerd Hoffmann wrote:
> https://bugzilla.redhat.com/show_bug.cgi?id=2114858
>
> I think the call chain is:
>
> -> linux does efi runtime call
> -> some debug message printed
> -> OvmfPkg/Library/PlatformDebugLibIoPort/DebugLib.c
> -> MdePkg/Library/BaseIoLibIntrinsic (IoWriteFifo8)
> -> OvmfPkg/Library/CcProbeLib (CcProbe)
> -> page fault when trying to access WorkArea
>
I think this bug shares the same root cause. https://bugzilla.tianocore.org/show_bug.cgi?id=3974
And there is a fix awaiting for review. https://edk2.groups.io/g/devel/message/91132
Gerd, what's your thought?
Thanks
Min
next prev parent reply other threads:[~2022-08-18 1:47 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-17 11:04 CcProbeLib not working for runtime calls Gerd Hoffmann
2022-08-18 1:47 ` Min Xu [this message]
2022-08-18 4:58 ` [edk2-devel] " Gerd Hoffmann
2022-08-19 3:39 ` Min Xu
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