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authorRichard Henderson <richard.henderson@linaro.org>2025-10-03 04:57:45 -0700
committerRichard Henderson <richard.henderson@linaro.org>2025-10-03 04:57:58 -0700
commit81e3121bef89bcd3ccb261899e5a36246199065d (patch)
tree81a65c75fee8cba27162d5169fc7e368011b46e6 /hw/vfio/container.c
parent91f80dda70aeedeb78979b07ad2a0e5503f7dd47 (diff)
parentf0b52aa08ab0868c18d881381a8fda4b59b37517 (diff)
downloadfocaccia-qemu-81e3121bef89bcd3ccb261899e5a36246199065d.tar.gz
focaccia-qemu-81e3121bef89bcd3ccb261899e5a36246199065d.zip
Merge tag 'pull-vfio-20251003' of https://github.com/legoater/qemu into staging
vfio queue:

* Remove workaround for kernel DMA unmap overflow
* Remove invalid uses of ram_addr_t type

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# gpg:                 aka "Cédric Le Goater <clg@kaod.org>" [full]

* tag 'pull-vfio-20251003' of https://github.com/legoater/qemu:
  hw/vfio: Use uint64_t for IOVA mapping size in vfio_container_dma_*map
  hw/vfio: Avoid ram_addr_t in vfio_container_query_dirty_bitmap()
  hw/vfio: Reorder vfio_container_query_dirty_bitmap() trace format
  system/iommufd: Use uint64_t type for IOVA mapping size
  vfio: Remove workaround for kernel DMA unmap overflow bug

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'hw/vfio/container.c')
-rw-r--r--hw/vfio/container.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/hw/vfio/container.c b/hw/vfio/container.c
index 250b20f424..41de343924 100644
--- a/hw/vfio/container.c
+++ b/hw/vfio/container.c
@@ -74,7 +74,7 @@ void vfio_address_space_insert(VFIOAddressSpace *space,
 }
 
 int vfio_container_dma_map(VFIOContainer *bcontainer,
-                           hwaddr iova, ram_addr_t size,
+                           hwaddr iova, uint64_t size,
                            void *vaddr, bool readonly, MemoryRegion *mr)
 {
     VFIOIOMMUClass *vioc = VFIO_IOMMU_GET_CLASS(bcontainer);
@@ -93,7 +93,7 @@ int vfio_container_dma_map(VFIOContainer *bcontainer,
 }
 
 int vfio_container_dma_unmap(VFIOContainer *bcontainer,
-                             hwaddr iova, ram_addr_t size,
+                             hwaddr iova, uint64_t size,
                              IOMMUTLBEntry *iotlb, bool unmap_all)
 {
     VFIOIOMMUClass *vioc = VFIO_IOMMU_GET_CLASS(bcontainer);
@@ -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);