142 	struct z_erofs_stream_dctx dctx = {  in z_erofs_zstd_decompress()  local
156 	dctx.kin = kmap_local_page(*rq->in);  in z_erofs_zstd_decompress()
157 	err = z_erofs_fixup_insize(rq, dctx.kin + rq->pageofs_in,  in z_erofs_zstd_decompress()
160 		kunmap_local(dctx.kin);  in z_erofs_zstd_decompress()
177 	in_buf.src = dctx.kin + rq->pageofs_in;  in z_erofs_zstd_decompress()
178 	dctx.bounce = strm->bounce;  in z_erofs_zstd_decompress()
181 		dctx.avail_out = out_buf.size - out_buf.pos;  in z_erofs_zstd_decompress()
182 		dctx.inbuf_sz = in_buf.size;  in z_erofs_zstd_decompress()
183 		dctx.inbuf_pos = in_buf.pos;  in z_erofs_zstd_decompress()
184 		err = z_erofs_stream_switch_bufs(&dctx, &out_buf.dst,  in z_erofs_zstd_decompress()
190 			out_buf.size = dctx.avail_out;  in z_erofs_zstd_decompress()
193 		in_buf.size = dctx.inbuf_sz;  in z_erofs_zstd_decompress()
194 		in_buf.pos = dctx.inbuf_pos;  in z_erofs_zstd_decompress()
206 	if (dctx.kout)  in z_erofs_zstd_decompress()
207 		kunmap_local(dctx.kout);  in z_erofs_zstd_decompress()
209 	kunmap_local(dctx.kin);  in z_erofs_zstd_decompress()