[PATCH openEuler-1.0-LTS 0/3] umount performance fix

umount performance fix Al Viro (3): change_mnt_propagation() cleanups, step 1 change_mnt_propagation(): do_make_slave() is a no-op unless IS_MNT_SHARED() do_make_slave(): choose new master sanely fs/pnode.c | 73 ++++++++++++++++++++++++++++++------------------------ 1 file changed, 40 insertions(+), 33 deletions(-) -- 2.46.1