Re: [PATCH v2 1/4] swiotlb-xen: ensure to issue well-formed XENMEM_exchange requests

2021-09-17 Thread Stefano Stabellini
On Fri, 17 Sep 2021, Jan Beulich wrote: > While the hypervisor hasn't been enforcing this, we would still better > avoid issuing requests with GFNs not aligned to the requested order. > Instead of altering the value also in the call to panic(), drop it > there for being static and hence easy to det

[PATCH v2 1/4] swiotlb-xen: ensure to issue well-formed XENMEM_exchange requests

2021-09-17 Thread Jan Beulich via iommu
While the hypervisor hasn't been enforcing this, we would still better avoid issuing requests with GFNs not aligned to the requested order. Instead of altering the value also in the call to panic(), drop it there for being static and hence easy to determine without being part of the panic message.