48 static unsigned int prng_chunk_size = 256;  variable
49 module_param_named(chunksize, prng_chunk_size, int, 0);
50 MODULE_PARM_DESC(prng_chunk_size, "PRNG read chunk size in bytes");
203 		 prng_chunk_size, prng_reseed_limit);  in prng_tdes_instantiate()
206 	datalen = sizeof(struct prng_data_s) + prng_chunk_size;  in prng_tdes_instantiate()
372 		 prng_chunk_size, prng_reseed_limit);  in prng_sha512_instantiate()
375 	datalen = sizeof(struct prng_data_s) + prng_chunk_size;  in prng_sha512_instantiate()
377 		datalen += prng_chunk_size;  in prng_sha512_instantiate()
411 		prng_data->prev = prng_data->buf + prng_chunk_size;  in prng_sha512_instantiate()
415 				      prng_chunk_size,  in prng_sha512_instantiate()
417 		if (ret < 0 || ret != prng_chunk_size) {  in prng_sha512_instantiate()
534 		chunk = min_t(int, nbytes, prng_chunk_size);  in prng_tdes_read()
616 			p = prng_data->buf + prng_chunk_size - prng_data->rest;  in prng_sha512_read()
623 			n = prng_sha512_generate(p, prng_chunk_size);  in prng_sha512_read()
628 			if (nbytes < prng_chunk_size) {  in prng_sha512_read()
630 				prng_data->rest = prng_chunk_size - n;  in prng_sha512_read()
632 				n = prng_chunk_size;  in prng_sha512_read()
686 	return snprintf(buf, PAGE_SIZE, "%u\n", prng_chunk_size);  in prng_chunksize_show()
838 		if (prng_chunk_size < PRNG_CHUNKSIZE_SHA512_MIN  in prng_init()
839 		    || prng_chunk_size > PRNG_CHUNKSIZE_SHA512_MAX)  in prng_init()
841 		prng_chunk_size = (prng_chunk_size + 0x3f) & ~0x3f;  in prng_init()
869 		if (prng_chunk_size < PRNG_CHUNKSIZE_TDES_MIN  in prng_init()
870 		    || prng_chunk_size > PRNG_CHUNKSIZE_TDES_MAX)  in prng_init()
872 		prng_chunk_size = (prng_chunk_size + 0x07) & ~0x07;  in prng_init()