44 	return atomic_read(&prz->buffer->size);  in buffer_size()
49 	return atomic_read(&prz->buffer->start);  in buffer_start()
62 	old = atomic_read(&prz->buffer->start);  in buffer_start_add()
66 	atomic_set(&prz->buffer->start, new);  in buffer_start_add()
84 	old = atomic_read(&prz->buffer->size);  in buffer_size_add()
91 	atomic_set(&prz->buffer->size, new);  in buffer_size_add()
125 	struct persistent_ram_buffer *buffer = prz->buffer;  in persistent_ram_update_ecc()  local
126 	uint8_t *buffer_end = buffer->data + prz->buffer_size;  in persistent_ram_update_ecc()
136 	block = buffer->data + (start & ~(ecc_block_size - 1));  in persistent_ram_update_ecc()
145 	} while (block < buffer->data + start + count);  in persistent_ram_update_ecc()
150 	struct persistent_ram_buffer *buffer = prz->buffer;  in persistent_ram_update_header_ecc()  local
155 	persistent_ram_encode_rs8(prz, (uint8_t *)buffer, sizeof(*buffer),  in persistent_ram_update_header_ecc()
161 	struct persistent_ram_buffer *buffer = prz->buffer;  in persistent_ram_ecc_old()  local
168 	block = buffer->data;  in persistent_ram_ecc_old()
170 	while (block < buffer->data + buffer_size(prz)) {  in persistent_ram_ecc_old()
173 		if (block + size > buffer->data + prz->buffer_size)  in persistent_ram_ecc_old()
174 			size = buffer->data + prz->buffer_size - block;  in persistent_ram_ecc_old()
192 	struct persistent_ram_buffer *buffer = prz->buffer;  in persistent_ram_init_ecc()  local
216 	prz->par_buffer = buffer->data + prz->buffer_size;  in persistent_ram_init_ecc()
243 	numerr = persistent_ram_decode_rs8(prz, buffer, sizeof(*buffer),  in persistent_ram_init_ecc()
277 	struct persistent_ram_buffer *buffer = prz->buffer;  in persistent_ram_update()  local
278 	memcpy_toio(buffer->data + start, s, count);  in persistent_ram_update()
285 	struct persistent_ram_buffer *buffer = prz->buffer;  in persistent_ram_update_user()  local
286 	int ret = unlikely(copy_from_user(buffer->data + start, s, count)) ?  in persistent_ram_update_user()
294 	struct persistent_ram_buffer *buffer = prz->buffer;  in persistent_ram_save_old()  local
311 	memcpy_fromio(prz->old_log, &buffer->data[start], size - start);  in persistent_ram_save_old()
312 	memcpy_fromio(prz->old_log + size - start, &buffer->data[0], start);  in persistent_ram_save_old()
394 	atomic_set(&prz->buffer->start, 0);  in persistent_ram_zap()
395 	atomic_set(&prz->buffer->size, 0);  in persistent_ram_zap()
500 	prz->buffer = prz->vaddr;  in persistent_ram_buffer_map()
520 	if (prz->buffer->sig == sig) {  in persistent_ram_post_init()
538 			 prz->buffer->sig);  in persistent_ram_post_init()
539 		prz->buffer->sig = sig;  in persistent_ram_post_init()
607 		sizeof(*prz->buffer), prz->buffer_size,  in persistent_ram_new()
608 		prz->size - sizeof(*prz->buffer) - prz->buffer_size,  in persistent_ram_new()