Lines Matching refs:lcn
425 * @lcn: starting logical cluster number
429 * Read @count ntfs clusters starting at logical cluster number @lcn from
433 s64 ntfs_cluster_read(const ntfs_volume *vol, const s64 lcn, const s64 count,
438 if (!vol || lcn < 0 || count < 0) {
442 if (vol->nr_clusters < lcn + count) {
446 (long long)lcn + count);
449 br = ntfs_pread(vol->dev, lcn << vol->cluster_size_bits,
461 * @lcn: starting logical cluster number
465 * Write @count ntfs clusters starting at logical cluster number @lcn from
469 s64 ntfs_cluster_write(const ntfs_volume *vol, const s64 lcn,
474 if (!vol || lcn < 0 || count < 0) {
478 if (vol->nr_clusters < lcn + count) {
482 (long long)lcn + count);
486 bw = ntfs_pwrite(vol->dev, lcn << vol->cluster_size_bits,