propagate_mount_busy 977 fs/namespace.c if (propagate_mount_busy(mnt, 2)) propagate_mount_busy 1110 fs/namespace.c if (flags & MNT_DETACH || !propagate_mount_busy(mnt, 2)) { propagate_mount_busy 1744 fs/namespace.c propagate_mount_busy(mnt, 1)) propagate_mount_busy 1791 fs/namespace.c if (!propagate_mount_busy(mnt, 1)) { propagate_mount_busy 37 fs/pnode.h int propagate_mount_busy(struct vfsmount *, int);