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virtio-iommu: Record whether a probe request has been issued

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Add an IOMMUDevice 'probe_done' flag to record that the driver
already issued a probe request on that device.

This will be useful to double check host reserved regions aren't
notified after the probe and hence are not taken into account
by the driver.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Suggested-by: Jean-Philippe Brucker <jean-philippe@linaro.org>
Reviewed-by: "Michael S. Tsirkin" <mst@redhat.com>
Tested-by: Yanghang Liu <yanghliu@redhat.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
This commit is contained in:
Eric Auger 2023-10-19 15:45:15 +02:00 • committed by Cédric Le Goater
parent b439595a08
commit 09b4c3d6a2
2 changed files with 12 additions and 9 deletions
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1
include/hw/virtio/virtio-iommu.h
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@ -40,6 +40,7 @@ typedef struct IOMMUDevice {
MemoryRegion root; /* The root container of the device */
MemoryRegion bypass_mr; /* The alias of shared memory MR */
GList *resv_regions;
bool probe_done;
} IOMMUDevice;
typedef struct IOMMUPciBus {