From: Peter Xu <peterx@redhat.com>
Date: Fri, 19 May 2017 03:19:45 +0000 (+0800)
Subject: intel_iommu: use IOMMU_ACCESS_FLAG()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=5a38cb5940f71254e7dcc4bce7ffca8c2102f0ec;p=qemu.git

intel_iommu: use IOMMU_ACCESS_FLAG()

We have that now, so why not use it.

Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Jason Wang <jasowang@redhat.com>
---

diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c
index b4771430e0..3240e5de37 100644
--- a/hw/i386/intel_iommu.c
+++ b/hw/i386/intel_iommu.c
@@ -1010,7 +1010,7 @@ out:
     entry->iova = addr & page_mask;
     entry->translated_addr = vtd_get_slpte_addr(slpte) & page_mask;
     entry->addr_mask = ~page_mask;
-    entry->perm = (writes ? 2 : 0) + (reads ? 1 : 0);
+    entry->perm = IOMMU_ACCESS_FLAG(reads, writes);
 }
 
 static void vtd_root_table_setup(IntelIOMMUState *s)