54 	zstd_out_buffer out_buf;  member
436 	workspace->out_buf.dst = folio_address(out_folio);  in zstd_compress_folios()
437 	workspace->out_buf.pos = 0;  in zstd_compress_folios()
438 	workspace->out_buf.size = min_t(size_t, max_out, PAGE_SIZE);  in zstd_compress_folios()
443 		ret2 = zstd_compress_stream(stream, &workspace->out_buf,  in zstd_compress_folios()
460 				tot_out + workspace->out_buf.pos) {  in zstd_compress_folios()
466 		if (workspace->out_buf.pos >= max_out) {  in zstd_compress_folios()
467 			tot_out += workspace->out_buf.pos;  in zstd_compress_folios()
473 		if (workspace->out_buf.pos == workspace->out_buf.size) {  in zstd_compress_folios()
486 			workspace->out_buf.dst = folio_address(out_folio);  in zstd_compress_folios()
487 			workspace->out_buf.pos = 0;  in zstd_compress_folios()
488 			workspace->out_buf.size = min_t(size_t, max_out,  in zstd_compress_folios()
519 		ret2 = zstd_end_stream(stream, &workspace->out_buf);  in zstd_compress_folios()
532 			tot_out += workspace->out_buf.pos;  in zstd_compress_folios()
535 		if (workspace->out_buf.pos >= max_out) {  in zstd_compress_folios()
536 			tot_out += workspace->out_buf.pos;  in zstd_compress_folios()
553 		workspace->out_buf.dst = folio_address(out_folio);  in zstd_compress_folios()
554 		workspace->out_buf.pos = 0;  in zstd_compress_folios()
555 		workspace->out_buf.size = min_t(size_t, max_out, PAGE_SIZE);  in zstd_compress_folios()
603 	workspace->out_buf.dst = workspace->buf;  in zstd_decompress_bio()
604 	workspace->out_buf.pos = 0;  in zstd_decompress_bio()
605 	workspace->out_buf.size = PAGE_SIZE;  in zstd_decompress_bio()
610 		ret2 = zstd_decompress_stream(stream, &workspace->out_buf,  in zstd_decompress_bio()
623 		total_out += workspace->out_buf.pos;  in zstd_decompress_bio()
624 		workspace->out_buf.pos = 0;  in zstd_decompress_bio()
626 		ret = btrfs_decompress_buf2page(workspace->out_buf.dst,  in zstd_decompress_bio()
688 	workspace->out_buf.dst = workspace->buf;  in zstd_decompress()
689 	workspace->out_buf.pos = 0;  in zstd_decompress()
690 	workspace->out_buf.size = sectorsize;  in zstd_decompress()
696 	ret = zstd_decompress_stream(stream, &workspace->out_buf, &workspace->in_buf);  in zstd_decompress()
706 	to_copy = workspace->out_buf.pos;  in zstd_decompress()
707 	memcpy_to_folio(dest_folio, dest_pgoff, workspace->out_buf.dst, to_copy);  in zstd_decompress()