fs/nilfs2/super.c

341 	struct buffer_head *nsbh;
366 	nsbh = sb_getblk(sb, newblocknr);
367 	if (!nsbh) {
374 	nsbp = (void *)nsbh->b_data + offset;
376 	lock_buffer(nsbh);
390 		memset(nsbh->b_data, 0, offset);
392 		       nsbh->b_size - offset - nilfs->ns_sbsize);
394 		memset(nsbh->b_data, 0, nsbh->b_size);
396 	set_buffer_uptodate(nsbh);
397 	unlock_buffer(nsbh);
401 		nilfs->ns_sbh[sb2i] = nsbh;
405 		nilfs->ns_sbh[1] = nsbh;
408 		brelse(nsbh);