>>> On 11.03.19 at 14:41, <[email protected]> wrote: > Currently the viridian_domain and viridian_vcpu structures are inline in > the hvm_domain and hvm_vcpu structures respectively. Subsequent patches > will need to add sizable extra fields to the viridian structures which > will cause the PAGE_SIZE limit of the overall vcpu structure to be > exceeded. This patch, therefore, uses the new init hooks to separately > allocate the structures and converts the 'viridian' fields in hvm_domain > and hvm_cpu to be pointers to these allocations. These separate allocations > also allow some vcpu and domain pointers to become const. > > Ideally, now that they are no longer inline, the allocations of the > viridian structures could be made conditional on whether the toolstack > is going to configure the viridian enlightenments. However the toolstack > is currently unable to convey this information to the domain creation code > so such an enhancement is deferred until that becomes possible. > > NOTE: The patch also introduced the 'is_viridian_vcpu' macro to avoid > introducing a second evaluation of 'is_viridian_domain' with an > open-coded 'v->domain' argument. This macro will also be further > used in a subsequent patch. > > Signed-off-by: Paul Durrant <[email protected]> > Reviewed-by: Wei Liu <[email protected]>
Non-Viridian parts Acked-by: Jan Beulich <[email protected]> Jan _______________________________________________ Xen-devel mailing list [email protected] https://lists.xenproject.org/mailman/listinfo/xen-devel
