bt_logical_sectorsize 1728 fs/xfs/xfs_buf.c btp->bt_logical_sectorsize = bdev_logical_block_size(btp->bt_bdev); bt_logical_sectorsize 86 fs/xfs/xfs_buf.h size_t bt_logical_sectorsize; bt_logical_sectorsize 2146 fs/xfs/xfs_ioctl.c da.d_mem = da.d_miniosz = target->bt_logical_sectorsize;