hostmem-memfd: honour share=on/off property

[thirdparty/qemu.git] / backends / hostmem-memfd.c

diff --git a/backends/hostmem-memfd.c b/backends/hostmem-memfd.c
index b6836b28e54bccc63e38e419d1668a06c0cd080f..1c3579e8abb365954c62380dcef9c8c9af691de2 100644 (file)
--- a/backends/hostmem-memfd.c
+++ b/backends/hostmem-memfd.c
@@ -59,7 +59,8 @@ memfd_backend_memory_alloc(HostMemoryBackend *backend, Error **errp)
 
     name = object_get_canonical_path(OBJECT(backend));
     memory_region_init_ram_from_fd(&backend->mr, OBJECT(backend),
-                                   name, backend->size, true, fd, errp);
+                                   name, backend->size,
+                                   backend->share, fd, errp);
     g_free(name);
 }
 
@@ -131,6 +132,7 @@ memfd_backend_instance_init(Object *obj)
 
     /* default to sealed file */
     m->seal = true;
+    MEMORY_BACKEND(m)->share = true;
 }
 
 static void