BMV_IF_PREALLOC 5805 fs/xfs/xfs_bmap.c sh_unwritten = (interface & BMV_IF_PREALLOC) != 0; BMV_IF_PREALLOC 116 fs/xfs/xfs_fs.h #define BMV_IF_VALID (BMV_IF_ATTRFORK|BMV_IF_NO_DMAPI_READ|BMV_IF_PREALLOC)