Hi, Keir,
This patch adds a missing check for pirq values after mapping MSI pirqs.
Normally, if mapping pirq succeeds, xen will return pirq value mapped.
However, if "msi_irq_enable = 1" is not specified, this hypercall still
succeeds, but pirq value is not valid.
Best Regards
Haitao Shan
msi_qemu_clean_up.patch
Description: msi_qemu_clean_up.patch
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