propagate_mount_busy 1349 fs/namespace.c if (propagate_mount_busy(real_mount(mnt), 2)) propagate_mount_busy 1590 fs/namespace.c if (!propagate_mount_busy(mnt, 2)) { propagate_mount_busy 2899 fs/namespace.c propagate_mount_busy(mnt, 1)) propagate_mount_busy 2944 fs/namespace.c if (!propagate_mount_busy(mnt, 1)) { propagate_mount_busy 43 fs/pnode.h int propagate_mount_busy(struct mount *, int);