53 	zstd_in_buffer in_buf;  member
423 	workspace->in_buf.src = kmap_local_folio(in_folio, pg_off);  in zstd_compress_folios()
424 	workspace->in_buf.pos = 0;  in zstd_compress_folios()
425 	workspace->in_buf.size = cur_len;  in zstd_compress_folios()
442 				&workspace->in_buf);  in zstd_compress_folios()
456 		if (tot_in + workspace->in_buf.pos > 8192 &&  in zstd_compress_folios()
457 				tot_in + workspace->in_buf.pos <  in zstd_compress_folios()
491 		if (workspace->in_buf.pos >= len) {  in zstd_compress_folios()
492 			tot_in += workspace->in_buf.pos;  in zstd_compress_folios()
497 		if (workspace->in_buf.pos == workspace->in_buf.size) {  in zstd_compress_folios()
499 			kunmap_local(workspace->in_buf.src);  in zstd_compress_folios()
500 			workspace->in_buf.src = NULL;  in zstd_compress_folios()
509 			workspace->in_buf.src = kmap_local_folio(in_folio, pg_off);  in zstd_compress_folios()
510 			workspace->in_buf.pos = 0;  in zstd_compress_folios()
511 			workspace->in_buf.size = cur_len;  in zstd_compress_folios()
566 	if (workspace->in_buf.src) {  in zstd_compress_folios()
567 		kunmap_local(workspace->in_buf.src);  in zstd_compress_folios()
597 	workspace->in_buf.src = kmap_local_folio(folios_in[folio_in_index], 0);  in zstd_decompress_bio()
598 	workspace->in_buf.pos = 0;  in zstd_decompress_bio()
599 	workspace->in_buf.size = min_t(size_t, srclen, PAGE_SIZE);  in zstd_decompress_bio()
609 				&workspace->in_buf);  in zstd_decompress_bio()
629 		if (workspace->in_buf.pos >= srclen)  in zstd_decompress_bio()
636 		if (workspace->in_buf.pos == workspace->in_buf.size) {  in zstd_decompress_bio()
637 			kunmap_local(workspace->in_buf.src);  in zstd_decompress_bio()
640 				workspace->in_buf.src = NULL;  in zstd_decompress_bio()
645 			workspace->in_buf.src =  in zstd_decompress_bio()
647 			workspace->in_buf.pos = 0;  in zstd_decompress_bio()
648 			workspace->in_buf.size = min_t(size_t, srclen, PAGE_SIZE);  in zstd_decompress_bio()
653 	if (workspace->in_buf.src)  in zstd_decompress_bio()
654 		kunmap_local(workspace->in_buf.src);  in zstd_decompress_bio()
682 	workspace->in_buf.src = data_in;  in zstd_decompress()
683 	workspace->in_buf.pos = 0;  in zstd_decompress()
684 	workspace->in_buf.size = srclen;  in zstd_decompress()
694 	ret = zstd_decompress_stream(stream, &workspace->out_buf, &workspace->in_buf);  in zstd_decompress()