From d0a16f250666ebd38c059ca86f161fade23640cf Mon Sep 17 00:00:00 2001
From: Kunkun Jiang <jiangkunkun@huawei.com>
Date: Fri, 18 Nov 2022 15:22:09 +0800
Subject: [PATCH 01/36] Revert "vfio/common: Add address alignment check in
 vfio_listener_region_del"

This reverts commit 00c553f53657bf4bc165d859187215dba7110246.

Signed-off-by: Kunkun Jiang <jiangkunkun@huawei.com>
---
 hw/vfio/common.c | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/hw/vfio/common.c b/hw/vfio/common.c
index 4d45c2b625..89c49f5508 100644
--- a/hw/vfio/common.c
+++ b/hw/vfio/common.c
@@ -1411,8 +1411,6 @@ static void vfio_listener_region_del(MemoryListener *listener,
                                      MemoryRegionSection *section)
 {
     VFIOContainer *container = container_of(listener, VFIOContainer, listener);
-    hwaddr iova;
-    Int128 llend;
 
     if (vfio_listener_skipped_section(section)) {
         trace_vfio_listener_region_del_skip(
@@ -1462,14 +1460,6 @@ static void vfio_listener_region_del(MemoryListener *listener,
          */
     }
 
-    iova = REAL_HOST_PAGE_ALIGN(section->offset_within_address_space);
-    llend = int128_make64(section->offset_within_address_space);
-    llend = int128_add(llend, section->size);
-    llend = int128_and(llend, int128_exts64(qemu_real_host_page_mask));
-    if (int128_ge(int128_make64(iova), llend)) {
-        return;
-    }
-
     vfio_dma_unmap_ram_section(container, section);
 
     memory_region_unref(section->mr);
-- 
2.27.0