52 	ZSTD_outBuffer out_buf;  member
414 	workspace->out_buf.dst = kmap(out_page);  in zstd_compress_pages()
415 	workspace->out_buf.pos = 0;  in zstd_compress_pages()
416 	workspace->out_buf.size = min_t(size_t, max_out, PAGE_SIZE);  in zstd_compress_pages()
421 		ret2 = ZSTD_compressStream(stream, &workspace->out_buf,  in zstd_compress_pages()
433 				tot_out + workspace->out_buf.pos) {  in zstd_compress_pages()
439 		if (workspace->out_buf.pos >= max_out) {  in zstd_compress_pages()
440 			tot_out += workspace->out_buf.pos;  in zstd_compress_pages()
446 		if (workspace->out_buf.pos == workspace->out_buf.size) {  in zstd_compress_pages()
461 			workspace->out_buf.dst = kmap(out_page);  in zstd_compress_pages()
462 			workspace->out_buf.pos = 0;  in zstd_compress_pages()
463 			workspace->out_buf.size = min_t(size_t, max_out,  in zstd_compress_pages()
490 		ret2 = ZSTD_endStream(stream, &workspace->out_buf);  in zstd_compress_pages()
498 			tot_out += workspace->out_buf.pos;  in zstd_compress_pages()
501 		if (workspace->out_buf.pos >= max_out) {  in zstd_compress_pages()
502 			tot_out += workspace->out_buf.pos;  in zstd_compress_pages()
521 		workspace->out_buf.dst = kmap(out_page);  in zstd_compress_pages()
522 		workspace->out_buf.pos = 0;  in zstd_compress_pages()
523 		workspace->out_buf.size = min_t(size_t, max_out, PAGE_SIZE);  in zstd_compress_pages()
572 	workspace->out_buf.dst = workspace->buf;  in zstd_decompress_bio()
573 	workspace->out_buf.pos = 0;  in zstd_decompress_bio()
574 	workspace->out_buf.size = PAGE_SIZE;  in zstd_decompress_bio()
579 		ret2 = ZSTD_decompressStream(stream, &workspace->out_buf,  in zstd_decompress_bio()
588 		total_out += workspace->out_buf.pos;  in zstd_decompress_bio()
589 		workspace->out_buf.pos = 0;  in zstd_decompress_bio()
591 		ret = btrfs_decompress_buf2page(workspace->out_buf.dst,  in zstd_decompress_bio()
650 	workspace->out_buf.dst = workspace->buf;  in zstd_decompress()
651 	workspace->out_buf.pos = 0;  in zstd_decompress()
652 	workspace->out_buf.size = PAGE_SIZE;  in zstd_decompress()
667 		ret2 = ZSTD_decompressStream(stream, &workspace->out_buf,  in zstd_decompress()
677 		total_out += workspace->out_buf.pos;  in zstd_decompress()
678 		workspace->out_buf.pos = 0;  in zstd_decompress()
689 				workspace->out_buf.size - buf_offset);  in zstd_decompress()
692 		memcpy(kaddr + pg_offset, workspace->out_buf.dst + buf_offset,  in zstd_decompress()