>-----Original Message----- >From: CLEMENT MATHIEU--DRIF <clement.mathieu--d...@eviden.com> >Subject: [PATCH ats_vtd v1 06/24] intel_iommu: do not consider wait_desc >as an invalid descriptor > >Signed-off-by: Clément Mathieu--Drif <clement.mathieu--d...@eviden.com> >--- > hw/i386/intel_iommu.c | 5 +++++ > 1 file changed, 5 insertions(+) > >diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c >index 85a7ebac67..c475a354a0 100644 >--- a/hw/i386/intel_iommu.c >+++ b/hw/i386/intel_iommu.c >@@ -3365,6 +3365,11 @@ static bool >vtd_process_wait_desc(IntelIOMMUState *s, VTDInvDesc *inv_desc) > } else if (inv_desc->lo & VTD_INV_DESC_WAIT_IF) { > /* Interrupt flag */ > vtd_generate_completion_event(s); >+ } else if (inv_desc->lo & VTD_INV_DESC_WAIT_FN) { >+ /* >+ * SW = 0, IF = 0, FN = 1 >+ * Nothing to do as we process the events sequentially >+ */ > } else { > error_report_once("%s: invalid wait desc: hi=%"PRIx64", lo=%"PRIx64 > " (unknown type)", __func__, inv_desc->hi,
LGTM. Thanks Zhenzhong