From 5549bf1b2e07213c23e280a43ab2ab67d5b7304a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= <clg@redhat.com>
Date: Tue, 19 Dec 2023 07:58:25 +0100
Subject: [PATCH 058/101] vfio/iommufd: Remove CONFIG_IOMMUFD usage
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RH-Author: Eric Auger <eric.auger@redhat.com>
RH-MergeRequest: 211: IOMMUFD backend backport
RH-Jira: RHEL-19302 RHEL-21057
RH-Acked-by: Cédric Le Goater <clg@redhat.com>
RH-Acked-by: Sebastian Ott <sebott@redhat.com>
RH-Commit: [57/67] 3a6a45d379241d9412e0b8bcfeb9be0b4add59a5 (eauger1/centos-qemu-kvm)

Availability of the IOMMUFD backend can now be fully determined at
runtime and the ifdef check was a build time protection (for PPC not
supporting it mostly).

Reviewed-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Tested-by: Eric Farman <farman@linux.ibm.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
(cherry picked from commit c1139fa4feba8c320e4bd0a4e34af55caa5ffbb9)
Signed-off-by: Eric Auger <eric.auger@redhat.com>
---
 hw/vfio/common.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/hw/vfio/common.c b/hw/vfio/common.c
index 89ff1c7aed..0d4d8b8416 100644
--- a/hw/vfio/common.c
+++ b/hw/vfio/common.c
@@ -19,7 +19,6 @@
  */
 
 #include "qemu/osdep.h"
-#include CONFIG_DEVICES /* CONFIG_IOMMUFD */
 #include <sys/ioctl.h>
 #ifdef CONFIG_KVM
 #include <linux/kvm.h>
@@ -1506,11 +1505,9 @@ int vfio_attach_device(char *name, VFIODevice *vbasedev,
     const VFIOIOMMUClass *ops =
         VFIO_IOMMU_CLASS(object_class_by_name(TYPE_VFIO_IOMMU_LEGACY));
 
-#ifdef CONFIG_IOMMUFD
     if (vbasedev->iommufd) {
         ops = VFIO_IOMMU_CLASS(object_class_by_name(TYPE_VFIO_IOMMU_IOMMUFD));
     }
-#endif
 
     assert(ops);
 
-- 
2.39.3