vfio/container: Modify vfio_get_iommu_type() to use a container fd

The 'container' pointer has no other use than its 'fd' attribute.
Simplify the prototype to ease future changes.

Reviewed-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Tested-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
This commit is contained in:
Cédric Le Goater 2024-06-17 08:33:59 +02:00
parent 09181a8e97
commit 55974f35ea

View file

@ -354,7 +354,7 @@ static void vfio_kvm_device_del_group(VFIOGroup *group)
/*
* vfio_get_iommu_type - selects the richest iommu_type (v2 first)
*/
static int vfio_get_iommu_type(VFIOContainer *container,
static int vfio_get_iommu_type(int container_fd,
Error **errp)
{
int iommu_types[] = { VFIO_TYPE1v2_IOMMU, VFIO_TYPE1_IOMMU,
@ -362,7 +362,7 @@ static int vfio_get_iommu_type(VFIOContainer *container,
int i;
for (i = 0; i < ARRAY_SIZE(iommu_types); i++) {
if (ioctl(container->fd, VFIO_CHECK_EXTENSION, iommu_types[i])) {
if (ioctl(container_fd, VFIO_CHECK_EXTENSION, iommu_types[i])) {
return iommu_types[i];
}
}
@ -399,7 +399,7 @@ static bool vfio_set_iommu(VFIOContainer *container, int group_fd,
int iommu_type;
const VFIOIOMMUClass *vioc;
iommu_type = vfio_get_iommu_type(container, errp);
iommu_type = vfio_get_iommu_type(container->fd, errp);
if (iommu_type < 0) {
return false;
}