53 	zstd_in_buffer in_buf;  member
425 	workspace->in_buf.src = kmap_local_folio(in_folio, pg_off);  in zstd_compress_folios()
426 	workspace->in_buf.pos = 0;  in zstd_compress_folios()
427 	workspace->in_buf.size = cur_len;  in zstd_compress_folios()
444 				&workspace->in_buf);  in zstd_compress_folios()
458 		if (tot_in + workspace->in_buf.pos > 8192 &&  in zstd_compress_folios()
459 				tot_in + workspace->in_buf.pos <  in zstd_compress_folios()
493 		if (workspace->in_buf.pos >= len) {  in zstd_compress_folios()
494 			tot_in += workspace->in_buf.pos;  in zstd_compress_folios()
499 		if (workspace->in_buf.pos == workspace->in_buf.size) {  in zstd_compress_folios()
500 			tot_in += workspace->in_buf.size;  in zstd_compress_folios()
501 			kunmap_local(workspace->in_buf.src);  in zstd_compress_folios()
502 			workspace->in_buf.src = NULL;  in zstd_compress_folios()
511 			workspace->in_buf.src = kmap_local_folio(in_folio, pg_off);  in zstd_compress_folios()
512 			workspace->in_buf.pos = 0;  in zstd_compress_folios()
513 			workspace->in_buf.size = cur_len;  in zstd_compress_folios()
568 	if (workspace->in_buf.src) {  in zstd_compress_folios()
569 		kunmap_local(workspace->in_buf.src);  in zstd_compress_folios()
599 	workspace->in_buf.src = kmap_local_folio(folios_in[folio_in_index], 0);  in zstd_decompress_bio()
600 	workspace->in_buf.pos = 0;  in zstd_decompress_bio()
601 	workspace->in_buf.size = min_t(size_t, srclen, PAGE_SIZE);  in zstd_decompress_bio()
611 				&workspace->in_buf);  in zstd_decompress_bio()
631 		if (workspace->in_buf.pos >= srclen)  in zstd_decompress_bio()
638 		if (workspace->in_buf.pos == workspace->in_buf.size) {  in zstd_decompress_bio()
639 			kunmap_local(workspace->in_buf.src);  in zstd_decompress_bio()
642 				workspace->in_buf.src = NULL;  in zstd_decompress_bio()
647 			workspace->in_buf.src =  in zstd_decompress_bio()
649 			workspace->in_buf.pos = 0;  in zstd_decompress_bio()
650 			workspace->in_buf.size = min_t(size_t, srclen, PAGE_SIZE);  in zstd_decompress_bio()
655 	if (workspace->in_buf.src)  in zstd_decompress_bio()
656 		kunmap_local(workspace->in_buf.src);  in zstd_decompress_bio()
684 	workspace->in_buf.src = data_in;  in zstd_decompress()
685 	workspace->in_buf.pos = 0;  in zstd_decompress()
686 	workspace->in_buf.size = srclen;  in zstd_decompress()
696 	ret = zstd_decompress_stream(stream, &workspace->out_buf, &workspace->in_buf);  in zstd_decompress()