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Re: Ranconfig failure between VT-d and HVM
- To: Jan Beulich <jbeulich@xxxxxxxx>
- From: Andrew Cooper <Andrew.Cooper3@xxxxxxxxxx>
- Date: Wed, 20 Apr 2022 18:01:20 +0000
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- Thread-topic: Ranconfig failure between VT-d and HVM
On 20/04/2022 18:49, Andrew Cooper wrote:
> https://gitlab.com/xen-project/people/andyhhp/xen/-/jobs/2355562119
>
> ld: prelink.o: in function `vtd_setup':
> drivers/passthrough/vtd/iommu.c:(.init.text+0x219f6): undefined
> reference to `opt_hap_2mb'
> drivers/passthrough/vtd/iommu.c:(.init.text+0x219f6): relocation
> truncated to fit: R_X86_64_PC32 against undefined symbol `opt_hap_2mb'
> ld: drivers/passthrough/vtd/iommu.c:(.init.text+0x21a23): undefined
> reference to `opt_hap_1gb'
> drivers/passthrough/vtd/iommu.c:(.init.text+0x21a23): relocation
> truncated to fit: R_X86_64_PC32 against undefined symbol `opt_hap_1gb'
> ld: ./.xen-syms.0: hidden symbol `opt_hap_2mb' isn't defined
> ld: final link failed: bad value
> make[3]: *** [arch/x86/Makefile:137: xen-syms] Error 1
>
> It's really not clear why this has first show up now. There has been a
> huge quantity of noise in Gitlab CI for the past 3 weeks with ARM being
> offline, but I can't see anything relevant in the large number of IOMMU
> changes in that period.
>
> Anyway, the issue is simple. It's vtd_ept_page_compatible() in a
> !CONFIG_HVM build.
And just after sending, I realised it's not an IOMMU change.
commit c479415610f0448bb07d39185e72ef36e08ebec0
Author: Jan Beulich <jbeulich@xxxxxxxx>
Date: Fri Apr 8 13:50:29 2022
x86/P2M: p2m.c is HVM-only
CI disputes the claim.
~Andrew
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