The following four patches are  submitted in https://gerrit.automotivelinux.org/gerrit/c/AGL/meta-agl/+/27257 to fix a potential memory leak problem.
Now that Weston has been updated to 10.0,the original memory leak problem has been solved, and the following four patches are no longer required

meta-agl-core/recipes-graphics/wayland/weston/0001-libweston-add-weston_layer_fini.patch
meta-agl-core/recipes-graphics/wayland/weston/0001-libweston-desktop-rename-weston_desktop_client_destr.patch
meta-agl-core/recipes-graphics/wayland/weston/0002-libweston-desktop-introduce-weston_desktop_client_de.patch
meta-agl-core/recipes-graphics/wayland/weston/0003-libweston-desktop-add-weston_desktop_xwayland_fini.patch