From: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> Fix mount_notify.c build errors when CONFIG_FSINFO is not set/enabled: ../fs/mount_notify.c:94:28: error: 'struct mount' has no member named 'mnt_unique_id'; did you mean 'mnt_group_id'? ../fs/mount_notify.c:109:28: error: 'struct mount' has no member named 'mnt_unique_id'; did you mean 'mnt_group_id'? Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> Cc: David Howells <dhowells@xxxxxxxxxx> Cc: Alexander Viro <viro@xxxxxxxxxxxxxxxxxx> Cc: linux-fsdevel@xxxxxxxxxxxxxxx --- fs/mount_notify.c | 4 ++++ 1 file changed, 4 insertions(+) --- linux-next-20200805.orig/fs/mount_notify.c +++ linux-next-20200805/fs/mount_notify.c @@ -91,7 +91,9 @@ void notify_mount(struct mount *trigger, n.watch.type = WATCH_TYPE_MOUNT_NOTIFY; n.watch.subtype = subtype; n.watch.info = info_flags | watch_sizeof(n); +#ifdef CONFIG_FSINFO n.triggered_on = trigger->mnt_unique_id; +#endif smp_wmb(); /* See fsinfo_generic_mount_info(). */ @@ -106,7 +108,9 @@ void notify_mount(struct mount *trigger, case NOTIFY_MOUNT_UNMOUNT: case NOTIFY_MOUNT_MOVE_FROM: case NOTIFY_MOUNT_MOVE_TO: +#ifdef CONFIG_FSINFO n.auxiliary_mount = aux->mnt_unique_id; +#endif atomic_long_inc(&trigger->mnt_topology_changes); atomic_long_inc(&aux->mnt_topology_changes); break;