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spapr_pci: use memory_region_add_subregion() with DMA windows

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Passing a null priority to memory_region_add_subregion_overlap() is
strictly equivalent to calling memory_region_add_subregion().

Signed-off-by: Greg Kurz <groug@kaod.org>
Reviewed-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Greg Kurz 2017-07-25 19:58:28 +02:00 committed by David Gibson
parent 10f12e6450
commit 5c3d70e970
1 changed files with 2 additions and 2 deletions
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4
hw/ppc/spapr_pci.c
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@ -1752,8 +1752,8 @@ static void spapr_phb_realize(DeviceState *dev, Error **errp)
i, sphb->dtbusname);
return;
}
memory_region_add_subregion_overlap(&sphb->iommu_root, 0,
spapr_tce_get_iommu(tcet), 0);
memory_region_add_subregion(&sphb->iommu_root, 0,
spapr_tce_get_iommu(tcet));
}
sphb->msi = g_hash_table_new_full(g_int_hash, g_int_equal, g_free, g_free);