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-rw-r--r--include/exec/memory.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/exec/memory.h b/include/exec/memory.h
index f649697ee9..16784941b5 100644
--- a/include/exec/memory.h
+++ b/include/exec/memory.h
@@ -667,6 +667,17 @@ static inline bool memory_region_is_rom(MemoryRegion *mr)
int memory_region_get_fd(MemoryRegion *mr);
/**
+ * memory_region_set_fd: Mark a RAM memory region as backed by a
+ * file descriptor.
+ *
+ * This function is typically used after memory_region_init_ram_ptr().
+ *
+ * @mr: the memory region being queried.
+ * @fd: the file descriptor that backs @mr.
+ */
+void memory_region_set_fd(MemoryRegion *mr, int fd);
+
+/**
* memory_region_get_ram_ptr: Get a pointer into a RAM memory region.
*
* Returns a host pointer to a RAM memory region (created with