C++ (Cpp) qdev_prop_allow_set_link_before_realize Examples

Example #1

File: ivshmem.c Project: Pating/qemu

static void ivshmem_check_memdev_is_busy(Object *obj, const char *name,
                                         Object *val, Error **errp)
{
    if (host_memory_backend_is_mapped(MEMORY_BACKEND(val))) {
        char *path = object_get_canonical_path_component(val);
        error_setg(errp, "can't use already busy memdev: %s", path);
        g_free(path);
    } else {
        qdev_prop_allow_set_link_before_realize(obj, name, val, errp);
    }
}

Example #2

File: pc-dimm.c Project: SESA/qemu

static void pc_dimm_check_memdev_is_busy(Object *obj, const char *name,
                                      Object *val, Error **errp)
{
    MemoryRegion *mr;
    Error *local_err = NULL;

    mr = host_memory_backend_get_memory(MEMORY_BACKEND(val), &local_err);
    if (local_err) {
        goto out;
    }
    if (memory_region_is_mapped(mr)) {
        char *path = object_get_canonical_path_component(val);
        error_setg(&local_err, "can't use already busy memdev: %s", path);
        g_free(path);
    } else {
        qdev_prop_allow_set_link_before_realize(obj, name, val, &local_err);
    }

out:
    error_propagate(errp, local_err);
}