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Re: [XEN RFC PATCH v4 0/5] IOMMU subsystem redesign and PV-IOMMU interface
- To: Teddy Astie <teddy.astie@xxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Thu, 9 Jan 2025 12:50:56 +0100
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Lukasz Hawrylko <lukasz@xxxxxxxxxxx>, "Daniel P. Smith" <dpsmith@xxxxxxxxxxxxxxxxxxxx>, Mateusz Mówka <mateusz.mowka@xxxxxxxxx>, Marek Marczykowski-Górecki <marmarek@xxxxxxxxxxxxxxxxxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- Delivery-date: Thu, 09 Jan 2025 11:51:02 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 09.01.2025 12:39, Teddy Astie wrote:
>> 3. Xen complains on boot about missing endbr64 (surprisingly, it didn't
>> exploded):
>>
>> (XEN) alt table ffff82d0404234d8 -> ffff82d040432d82
>> (XEN) altcall iommu_get_max_iova+0x11/0x30 dest
>> iommu.c#intel_iommu_get_max_iova has no endbr64
>> (XEN) altcall context.c#iommu_reattach_phantom+0x30/0x50 dest
>> iommu.c#intel_iommu_add_devfn has no endbr64
>> (XEN) altcall context.c#iommu_detach_phantom+0x25/0x40 dest
>> iommu.c#intel_iommu_remove_devfn has no endbr64
>> (XEN) altcall iommu_context_init+0x27/0x40 dest
>> iommu.c#intel_iommu_context_init has no endbr64
>> (XEN) altcall iommu_attach_context+0x3c/0xd0 dest
>> iommu.c#intel_iommu_attach has no endbr64
>> (XEN) altcall context.c#iommu_attach_context.cold+0x1d/0x53 dest
>> iommu.c#intel_iommu_detach has no endbr64
>> (XEN) altcall iommu_detach_context+0x37/0xa0 dest
>> iommu.c#intel_iommu_detach has no endbr64
>> (XEN) altcall iommu_reattach_context+0x95/0x240 dest
>> iommu.c#intel_iommu_reattach has no endbr64
>> (XEN) altcall context.c#iommu_reattach_context.cold+0x29/0x110 dest
>> iommu.c#intel_iommu_reattach has no endbr64
>> (XEN) altcall iommu_context_teardown+0x3f/0xa0 dest
>> iommu.c#intel_iommu_context_teardown has no endbr64
>> (XEN) altcall pci.c#deassign_device+0x99/0x270 dest
>> iommu.c#intel_iommu_add_devfn has no endbr64
>>
>
> I also see that, but I am not sure what I need to do to fix it.
Add cf_check to the functions in question, I guess.
Jan
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