diff options
Diffstat (limited to 'nova/scheduler/filters/pci_passthrough_filter.py')
-rw-r--r-- | nova/scheduler/filters/pci_passthrough_filter.py | 33 |
1 files changed, 10 insertions, 23 deletions
diff --git a/nova/scheduler/filters/pci_passthrough_filter.py b/nova/scheduler/filters/pci_passthrough_filter.py index 36f0b5901c..992879072a 100644 --- a/nova/scheduler/filters/pci_passthrough_filter.py +++ b/nova/scheduler/filters/pci_passthrough_filter.py @@ -20,7 +20,10 @@ from nova.scheduler import filters LOG = logging.getLogger(__name__) -class PciPassthroughFilter(filters.BaseHostFilter): +class PciPassthroughFilter( + filters.BaseHostFilter, + filters.CandidateFilterMixin, +): """Pci Passthrough Filter based on PCI request Filter that schedules instances on a host if the host has devices @@ -54,28 +57,12 @@ class PciPassthroughFilter(filters.BaseHostFilter): {'host_state': host_state, 'requests': pci_requests}) return False - good_candidates = [] - for candidate in host_state.allocation_candidates: - LOG.debug( - 'PciPassthroughFilter tries allocation candidate: %s', - candidate - ) - if host_state.pci_stats.support_requests( - pci_requests.requests, - provider_mapping=candidate['mappings'] - ): - LOG.debug( - 'PciPassthroughFilter accepted allocation candidate: %s', - candidate - ) - good_candidates.append(candidate) - else: - LOG.debug( - 'PciPassthroughFilter rejected allocation candidate: %s', - candidate - ) - - host_state.allocation_candidates = good_candidates + good_candidates = self.filter_candidates( + host_state, + lambda candidate: host_state.pci_stats.support_requests( + pci_requests.requests, provider_mapping=candidate["mappings"] + ), + ) if not good_candidates: LOG.debug("%(host_state)s doesn't have the required PCI devices" |