113 static int generate_entropy(u8 *ebuf, size_t nbytes)  in generate_entropy()  argument
124 	while (nbytes) {  in generate_entropy()
132 		n = (nbytes < sizeof(hash)) ? nbytes : sizeof(hash);  in generate_entropy()
148 		nbytes -= n;  in generate_entropy()
175 static void prng_tdes_seed(int nbytes)  in prng_tdes_seed()  argument
180 	BUG_ON(nbytes > sizeof(buf));  in prng_tdes_seed()
182 	get_random_bytes(buf, nbytes);  in prng_tdes_seed()
185 	while (nbytes >= 8) {  in prng_tdes_seed()
189 		nbytes -= 8;  in prng_tdes_seed()
461 static int prng_sha512_generate(u8 *buf, size_t nbytes)  in prng_sha512_generate()  argument
474 			      &prng_data->ppnows, buf, nbytes,  in prng_sha512_generate()
476 	if (ret < 0 || ret != nbytes) {  in prng_sha512_generate()
483 		if (!memcmp(prng_data->prev, buf, nbytes)) {  in prng_sha512_generate()
487 		memcpy(prng_data->prev, buf, nbytes);  in prng_sha512_generate()
503 			      size_t nbytes, loff_t *ppos)  in prng_tdes_read()  argument
511 	while (nbytes) {  in prng_tdes_read()
533 		chunk = min_t(int, nbytes, prng_chunk_size);  in prng_tdes_read()
570 		nbytes -= chunk;  in prng_tdes_read()
583 				size_t nbytes, loff_t *ppos)  in prng_sha512_read()  argument
596 	while (nbytes) {  in prng_sha512_read()
616 			n = (nbytes < prng_data->rest) ?  in prng_sha512_read()
617 				nbytes : prng_data->rest;  in prng_sha512_read()
627 			if (nbytes < prng_chunk_size) {  in prng_sha512_read()
628 				n = nbytes;  in prng_sha512_read()
640 		nbytes -= n;  in prng_sha512_read()