----- Original Message ----- > According to fallocate(2) manpage and kernel source code, if fallocate(2) > only specify FALLOC_FL_PUNCH_HOLE flag, it always gets EOPNOTSUPP. We > should specify both FALLOC_FL_PUNCH_HOLE and FALLOC_FL_KEEP_SIZE. > > Signed-off-by: Xiao Yang <yangx.jy@cn.fujitsu.com> Pushed. Thanks, Jan