diff mbox series

[V2,29/45] vfio: pass ramblock to vfio_container_dma_map

Message ID 1739542467-226739-30-git-send-email-steven.sistare@oracle.com (mailing list archive)
State New
Headers show
Series Live update: vfio and iommufd | expand

Commit Message

Steven Sistare Feb. 14, 2025, 2:14 p.m. UTC 
Pass ramblock to vfio_container_dma_map for use in a subsequent patch.
The ramblock's attributes will be needed to map the block using
IOMMU_IOAS_MAP_FILE.  No functional change.

Signed-off-by: Steve Sistare <steven.sistare@oracle.com>
---
 hw/vfio/common.c                      | 8 +++++---
 hw/vfio/container-base.c              | 3 ++-
 include/hw/vfio/vfio-container-base.h | 3 ++-
 3 files changed, 9 insertions(+), 5 deletions(-)
diff mbox series

Patch

diff --git a/hw/vfio/common.c b/hw/vfio/common.c
index 3b0c520..350d5aa 100644
--- a/hw/vfio/common.c
+++ b/hw/vfio/common.c
@@ -317,7 +317,7 @@  static void vfio_iommu_map_notify(IOMMUNotifier *n, IOMMUTLBEntry *iotlb)
          */
         ret = vfio_container_dma_map(bcontainer, iova,
                                      iotlb->addr_mask + 1, vaddr,
-                                     read_only);
+                                     read_only, mr->ram_block);
         if (ret) {
             error_report("vfio_container_dma_map(%p, 0x%"HWADDR_PRIx", "
                          "0x%"HWADDR_PRIx", %p) = %d (%s)",
@@ -382,7 +382,8 @@  static int vfio_ram_discard_notify_populate(RamDiscardListener *rdl,
         vaddr = memory_region_get_ram_ptr(section->mr) + start;
 
         ret = vfio_container_dma_map(bcontainer, iova, next - start,
-                                     vaddr, section->readonly);
+                                     vaddr, section->readonly,
+                                     section->mr->ram_block);
         if (ret) {
             /* Rollback */
             vfio_ram_discard_notify_discard(rdl, section);
@@ -716,7 +717,8 @@  void vfio_container_region_add(VFIOContainerBase *bcontainer,
     }
 
     ret = vfio_container_dma_map(bcontainer, iova, int128_get64(llsize),
-                                 vaddr, section->readonly);
+                                 vaddr, section->readonly,
+                                 section->mr->ram_block);
     if (ret) {
         error_setg(&err, "vfio_container_dma_map(%p, 0x%"HWADDR_PRIx", "
                    "0x%"HWADDR_PRIx", %p) = %d (%s)",
diff --git a/hw/vfio/container-base.c b/hw/vfio/container-base.c
index 749a3fd..302cd4c 100644
--- a/hw/vfio/container-base.c
+++ b/hw/vfio/container-base.c
@@ -17,7 +17,8 @@ 
 
 int vfio_container_dma_map(VFIOContainerBase *bcontainer,
                            hwaddr iova, ram_addr_t size,
-                           void *vaddr, bool readonly)
+                           void *vaddr, bool readonly,
+                           RAMBlock *rb)
 {
     VFIOIOMMUClass *vioc = VFIO_IOMMU_GET_CLASS(bcontainer);
 
diff --git a/include/hw/vfio/vfio-container-base.h b/include/hw/vfio/vfio-container-base.h
index 4cff994..d82e256 100644
--- a/include/hw/vfio/vfio-container-base.h
+++ b/include/hw/vfio/vfio-container-base.h
@@ -73,7 +73,8 @@  typedef struct VFIORamDiscardListener {
 
 int vfio_container_dma_map(VFIOContainerBase *bcontainer,
                            hwaddr iova, ram_addr_t size,
-                           void *vaddr, bool readonly);
+                           void *vaddr, bool readonly,
+                           RAMBlock *rb);
 int vfio_container_dma_unmap(VFIOContainerBase *bcontainer,
                              hwaddr iova, ram_addr_t size,
                              IOMMUTLBEntry *iotlb);