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[PATCH] VT-d: avoid multi-message-MSI check for HPET
- To: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Wed, 1 Apr 2026 14:47:48 +0200
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>
- Delivery-date: Wed, 01 Apr 2026 12:47:58 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
Having this immediately below a PCI-dev vs HPET conditional is (mildly)
confusing. Move that if() into the body of the earlier one.
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
--- a/xen/drivers/passthrough/vtd/intremap.c
+++ b/xen/drivers/passthrough/vtd/intremap.c
@@ -513,13 +513,13 @@ static int msi_msg_to_remap_entry(
if ( rc )
return rc;
+
+ if ( msi_desc->msi_attrib.type == PCI_CAP_ID_MSI )
+ nr = msi_desc->msi.nvec;
}
else
set_hpet_source_id(msi_desc->hpet_id, &new_ire);
- if ( msi_desc->msi_attrib.type == PCI_CAP_ID_MSI )
- nr = msi_desc->msi.nvec;
-
spin_lock_irqsave(&iommu->intremap.lock, flags);
if ( msg == NULL )
|
