52 	ZSTD_outBuffer out_buf;  member
419 	workspace->out_buf.dst = kmap(out_page);  in zstd_compress_pages()
420 	workspace->out_buf.pos = 0;  in zstd_compress_pages()
421 	workspace->out_buf.size = min_t(size_t, max_out, PAGE_SIZE);  in zstd_compress_pages()
426 		ret2 = ZSTD_compressStream(stream, &workspace->out_buf,  in zstd_compress_pages()
438 				tot_out + workspace->out_buf.pos) {  in zstd_compress_pages()
444 		if (workspace->out_buf.pos >= max_out) {  in zstd_compress_pages()
445 			tot_out += workspace->out_buf.pos;  in zstd_compress_pages()
451 		if (workspace->out_buf.pos == workspace->out_buf.size) {  in zstd_compress_pages()
466 			workspace->out_buf.dst = kmap(out_page);  in zstd_compress_pages()
467 			workspace->out_buf.pos = 0;  in zstd_compress_pages()
468 			workspace->out_buf.size = min_t(size_t, max_out,  in zstd_compress_pages()
495 		ret2 = ZSTD_endStream(stream, &workspace->out_buf);  in zstd_compress_pages()
503 			tot_out += workspace->out_buf.pos;  in zstd_compress_pages()
506 		if (workspace->out_buf.pos >= max_out) {  in zstd_compress_pages()
507 			tot_out += workspace->out_buf.pos;  in zstd_compress_pages()
526 		workspace->out_buf.dst = kmap(out_page);  in zstd_compress_pages()
527 		workspace->out_buf.pos = 0;  in zstd_compress_pages()
528 		workspace->out_buf.size = min_t(size_t, max_out, PAGE_SIZE);  in zstd_compress_pages()
577 	workspace->out_buf.dst = workspace->buf;  in zstd_decompress_bio()
578 	workspace->out_buf.pos = 0;  in zstd_decompress_bio()
579 	workspace->out_buf.size = PAGE_SIZE;  in zstd_decompress_bio()
584 		ret2 = ZSTD_decompressStream(stream, &workspace->out_buf,  in zstd_decompress_bio()
593 		total_out += workspace->out_buf.pos;  in zstd_decompress_bio()
594 		workspace->out_buf.pos = 0;  in zstd_decompress_bio()
596 		ret = btrfs_decompress_buf2page(workspace->out_buf.dst,  in zstd_decompress_bio()
656 	workspace->out_buf.dst = workspace->buf;  in zstd_decompress()
657 	workspace->out_buf.pos = 0;  in zstd_decompress()
658 	workspace->out_buf.size = PAGE_SIZE;  in zstd_decompress()
673 		ret2 = ZSTD_decompressStream(stream, &workspace->out_buf,  in zstd_decompress()
683 		total_out += workspace->out_buf.pos;  in zstd_decompress()
684 		workspace->out_buf.pos = 0;  in zstd_decompress()
695 				workspace->out_buf.size - buf_offset);  in zstd_decompress()
698 		memcpy(kaddr + pg_offset, workspace->out_buf.dst + buf_offset,  in zstd_decompress()