[Xen-devel] [PATCH] vtd: fix iommu vector leak

["Cui, Dexuan" <dexuan.cui@xxxxxxxxx>]

When we do Dom0 S3 for many times, iommu_set_interrupt() would fail during S3
resume because it can't obtain vector. We should not request new vector for
every Dom0 S3 resume. We should re-use the same vector.

Signed-off-by: Dexuan Cui <dexuan.cui@xxxxxxxxx>

Attachment: fix_iommu_vector_leak.patch
Description: fix_iommu_vector_leak.patch

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