From: Peter Xu <peterx@redhat.com>

It was forgotten when being introduced in commit 91792807d1 ("machine:
aux-ram-share option").

Cc: qemu-stable@nongnu.org
Reported-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Fabiano Rosas <farosas@suse.de>
Message-ID: <20251124191408.783473-1-peterx@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
(cherry picked from commit 98ee8aa92e930a447c6108d4689f0bf8b535359d)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

diff --git a/hw/core/machine.c b/hw/core/machine.c
index bd47527479..117792569a 100644
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -1194,6 +1194,8 @@ static void machine_class_init(ObjectClass *oc, const void *data)
     object_class_property_add_bool(oc, "aux-ram-share",
                                    machine_get_aux_ram_share,
                                    machine_set_aux_ram_share);
+    object_class_property_set_description(oc, "aux-ram-share",
+        "Use anonymous shared memory for auxiliary guest RAMs");
 #endif
 
     object_class_property_add_bool(oc, "usb",
-- 
2.47.3