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authorPaolo Bonzini <pbonzini@redhat.com>2016-09-22 16:08:31 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2016-09-27 11:57:29 +0200
commit9c1f8f4493e8355d0e48f7d1eebdf86893ba082d (patch)
treee47020351bb35ddcba713a692c853a9fad882fce /include/exec/memory.h
parentcc9d8a3b2c41c22fb09f90f3085e6036c199c3ca (diff)
downloadfocaccia-qemu-9c1f8f4493e8355d0e48f7d1eebdf86893ba082d.tar.gz
focaccia-qemu-9c1f8f4493e8355d0e48f7d1eebdf86893ba082d.zip
migration: sync all address spaces
Migrating a VM during reboot sometimes results in differences
between the source and destination in the SMRAM area.

This is because migration_bitmap_sync() only fetches from KVM
the dirty log of address_space_memory.  SMRAM memory slots
are ignored and the modifications to SMRAM are not sent to the
destination.

Reported-by: He Rongguang <herongguang.he@huawei.com>
Reviewed-by: He Rongguang <herongguang.he@huawei.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'include/exec/memory.h')
-rw-r--r--include/exec/memory.h7
1 files changed, 3 insertions, 4 deletions
diff --git a/include/exec/memory.h b/include/exec/memory.h
index a3f988b640..10d7eacc40 100644
--- a/include/exec/memory.h
+++ b/include/exec/memory.h
@@ -1188,12 +1188,11 @@ MemoryRegionSection memory_region_find(MemoryRegion *mr,
                                        hwaddr addr, uint64_t size);
 
 /**
- * address_space_sync_dirty_bitmap: synchronize the dirty log for all memory
+ * memory_global_dirty_log_sync: synchronize the dirty log for all memory
  *
- * Synchronizes the dirty page log for an entire address space.
- * @as: the address space that contains the memory being synchronized
+ * Synchronizes the dirty page log for all address spaces.
  */
-void address_space_sync_dirty_bitmap(AddressSpace *as);
+void memory_global_dirty_log_sync(void);
 
 /**
  * memory_region_transaction_begin: Start a transaction.