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authorPhilippe Mathieu-Daudé <philmd@linaro.org>2025-09-30 14:35:27 +0200
committerCédric Le Goater <clg@redhat.com>2025-10-02 10:41:23 +0200
commit0ca70d3bf722a94c53f254670e6a642e77aa077c (patch)
tree6143882048b54259f037c2ec0b31360b9d0c4e63 /hw/vfio/container.c
parent5764a715277afc4d6076fbf2bae1697dbd2fa182 (diff)
downloadfocaccia-qemu-0ca70d3bf722a94c53f254670e6a642e77aa077c.tar.gz
focaccia-qemu-0ca70d3bf722a94c53f254670e6a642e77aa077c.zip
hw/vfio: Avoid ram_addr_t in vfio_container_query_dirty_bitmap()
The 'ram_addr_t' type is described as:

  a QEMU internal address space that maps guest RAM physical
  addresses into an intermediate address space that can map
  to host virtual address spaces.

vfio_container_query_dirty_bitmap() doesn't expect such QEMU
intermediate address, but a guest physical addresses. Use the
appropriate 'hwaddr' type, rename as @translated_addr for
clarity.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Link: https://lore.kernel.org/qemu-devel/20250930123528.42878-4-philmd@linaro.org
Signed-off-by: Cédric Le Goater <clg@redhat.com>
Diffstat (limited to 'hw/vfio/container.c')
-rw-r--r--hw/vfio/container.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/hw/vfio/container.c b/hw/vfio/container.c
index 250b20f424..9d69439371 100644
--- a/hw/vfio/container.c
+++ b/hw/vfio/container.c
@@ -246,7 +246,7 @@ static int vfio_container_devices_query_dirty_bitmap(
 
 int vfio_container_query_dirty_bitmap(const VFIOContainer *bcontainer,
                                       uint64_t iova, uint64_t size,
-                                      ram_addr_t ram_addr, Error **errp)
+                                      hwaddr translated_addr, Error **errp)
 {
     bool all_device_dirty_tracking =
         vfio_container_devices_dirty_tracking_is_supported(bcontainer);
@@ -255,7 +255,7 @@ int vfio_container_query_dirty_bitmap(const VFIOContainer *bcontainer,
     int ret;
 
     if (!bcontainer->dirty_pages_supported && !all_device_dirty_tracking) {
-        cpu_physical_memory_set_dirty_range(ram_addr, size,
+        cpu_physical_memory_set_dirty_range(translated_addr, size,
                                             tcg_enabled() ? DIRTY_CLIENTS_ALL :
                                             DIRTY_CLIENTS_NOCODE);
         return 0;
@@ -280,11 +280,12 @@ int vfio_container_query_dirty_bitmap(const VFIOContainer *bcontainer,
         goto out;
     }
 
-    dirty_pages = cpu_physical_memory_set_dirty_lebitmap(vbmap.bitmap, ram_addr,
+    dirty_pages = cpu_physical_memory_set_dirty_lebitmap(vbmap.bitmap,
+                                                         translated_addr,
                                                          vbmap.pages);
 
-    trace_vfio_container_query_dirty_bitmap(iova, size, vbmap.size, ram_addr,
-                                            dirty_pages);
+    trace_vfio_container_query_dirty_bitmap(iova, size, vbmap.size,
+                                            translated_addr, dirty_pages);
 out:
     g_free(vbmap.bitmap);