Randy Dunlap <rdunlap@xxxxxxxxxxxxx> wrote: > CC fs/namespace.o > ../fs/namespace.c: In function "fsinfo_generic_mount_topology": > ../fs/namespace.c:4274:42: error: "struct mount" has no member named "mnt_topology_changes" > p->mnt_topology_changes = atomic_read(&m->mnt_topology_changes); > ^~ > > i.e., CONFIG_MOUNT_NOTIFICATIONS is not set/enabled. All the accesses to struct mount::mnt_topology_changes should now be wrapped in #ifdef CONFIG_MOUNT_NOTIFICATIONS. David