54 	zstd_in_buffer in_buf;  member
430 	workspace->in_buf.src = kmap_local_folio(in_folio, offset_in_page(start));  in zstd_compress_folios()
431 	workspace->in_buf.pos = 0;  in zstd_compress_folios()
432 	workspace->in_buf.size = cur_len;  in zstd_compress_folios()
449 				&workspace->in_buf);  in zstd_compress_folios()
463 		if (tot_in + workspace->in_buf.pos > 8192 &&  in zstd_compress_folios()
464 				tot_in + workspace->in_buf.pos <  in zstd_compress_folios()
498 		if (workspace->in_buf.pos >= len) {  in zstd_compress_folios()
499 			tot_in += workspace->in_buf.pos;  in zstd_compress_folios()
504 		if (workspace->in_buf.pos == workspace->in_buf.size) {  in zstd_compress_folios()
505 			tot_in += workspace->in_buf.size;  in zstd_compress_folios()
506 			kunmap_local(workspace->in_buf.src);  in zstd_compress_folios()
507 			workspace->in_buf.src = NULL;  in zstd_compress_folios()
515 			workspace->in_buf.src = kmap_local_folio(in_folio,  in zstd_compress_folios()
517 			workspace->in_buf.pos = 0;  in zstd_compress_folios()
518 			workspace->in_buf.size = cur_len;  in zstd_compress_folios()
573 	if (workspace->in_buf.src) {  in zstd_compress_folios()
574 		kunmap_local(workspace->in_buf.src);  in zstd_compress_folios()
604 	workspace->in_buf.src = kmap_local_folio(folios_in[folio_in_index], 0);  in zstd_decompress_bio()
605 	workspace->in_buf.pos = 0;  in zstd_decompress_bio()
606 	workspace->in_buf.size = min_t(size_t, srclen, PAGE_SIZE);  in zstd_decompress_bio()
616 				&workspace->in_buf);  in zstd_decompress_bio()
636 		if (workspace->in_buf.pos >= srclen)  in zstd_decompress_bio()
643 		if (workspace->in_buf.pos == workspace->in_buf.size) {  in zstd_decompress_bio()
644 			kunmap_local(workspace->in_buf.src);  in zstd_decompress_bio()
647 				workspace->in_buf.src = NULL;  in zstd_decompress_bio()
652 			workspace->in_buf.src =  in zstd_decompress_bio()
654 			workspace->in_buf.pos = 0;  in zstd_decompress_bio()
655 			workspace->in_buf.size = min_t(size_t, srclen, PAGE_SIZE);  in zstd_decompress_bio()
660 	if (workspace->in_buf.src)  in zstd_decompress_bio()
661 		kunmap_local(workspace->in_buf.src);  in zstd_decompress_bio()
689 	workspace->in_buf.src = data_in;  in zstd_decompress()
690 	workspace->in_buf.pos = 0;  in zstd_decompress()
691 	workspace->in_buf.size = srclen;  in zstd_decompress()
701 	ret = zstd_decompress_stream(stream, &workspace->out_buf, &workspace->in_buf);  in zstd_decompress()