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vdpa: trace skipped memory sections

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Sometimes, certain parts are not being skipped in
vhost_vdpa_listener_region_del, but they are skipped in
vhost_vdpa_listener_region_add, or vice versa.  The vhost-vdpa code
expects all parts to maintain their properties, so we're adding a trace
to help with debugging when any part is skipped.

Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
Message-Id: <20240215103616.330518-3-eperezma@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Eugenio Pérez 2024-02-15 11:36:16 +01:00 • committed by Michael S. Tsirkin
parent a55834579a
commit a8516e5c97
2 changed files with 4 additions and 0 deletions
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3
hw/virtio/vhost-vdpa.c
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@ -55,6 +55,9 @@ static bool vhost_vdpa_listener_skipped_section(MemoryRegionSection *section,
bool is_ram_device = memory_region_is_ram_device(section->mr);
if ((!is_ram && !is_iommu) || is_protected || is_ram_device) {
trace_vhost_vdpa_skipped_memory_section(is_ram, is_iommu, is_protected,
is_ram_device, iova_min,
iova_max, page_mask);
return true;
}