fs/fat/dir.c

1082 			      struct buffer_head **bhs, int nr_bhs)
1092 		bhs[n] = sb_getblk(sb, blknr);
1093 		if (!bhs[n]) {
1098 		lock_buffer(bhs[n]);
1099 		memset(bhs[n]->b_data, 0, sb->s_blocksize);
1100 		set_buffer_uptodate(bhs[n]);
1101 		unlock_buffer(bhs[n]);
1102 		mark_buffer_dirty_inode(bhs[n], dir);
1108 				err = fat_sync_bhs(bhs, n);
1113 				brelse(bhs[i]);
1118 		err = fat_sync_bhs(bhs, n);
1123 		brelse(bhs[i]);
1129 		bforget(bhs[i]);
1137 	struct buffer_head *bhs[MAX_BUF_PER_PAGE];
1149 	bhs[0] = sb_getblk(sb, blknr);
1150 	if (!bhs[0]) {
1157 	de = (struct msdos_dir_entry *)bhs[0]->b_data;
1159 	lock_buffer(bhs[0]);
1181 	set_buffer_uptodate(bhs[0]);
1182 	unlock_buffer(bhs[0]);
1183 	mark_buffer_dirty_inode(bhs[0], dir);
1185 	err = fat_zeroed_cluster(dir, blknr, 1, bhs, MAX_BUF_PER_PAGE);
1204 	struct buffer_head *bhs[MAX_BUF_PER_PAGE];
1232 			bhs[n] = sb_getblk(sb, blknr);
1233 			if (!bhs[n]) {
1241 			lock_buffer(bhs[n]);
1242 			memcpy(bhs[n]->b_data, slots, copy);
1243 			set_buffer_uptodate(bhs[n]);
1244 			unlock_buffer(bhs[n]);
1245 			mark_buffer_dirty_inode(bhs[n], dir);
1255 	memset(bhs[n]->b_data + copy, 0, sb->s_blocksize - copy);
1257 	get_bh(bhs[n]);
1258 	*bh = bhs[n];
1263 	err = fat_zeroed_cluster(dir, start_blknr, ++n, bhs, MAX_BUF_PER_PAGE);
1275 		bforget(bhs[i]);
1286 	struct buffer_head *bh, *prev, *bhs[3]; /* 32*slots (672bytes) */
1306 				bhs[nr_bhs] = prev = bh;
1314 				brelse(bhs[i]);
1346 			memcpy(bhs[i]->b_data + offset, slots, copy);
1347 			mark_buffer_dirty_inode(bhs[i], dir);
1353 			err = fat_sync_bhs(bhs, long_bhs);
1357 			memcpy(bhs[i]->b_data + offset, slots, copy);
1358 			mark_buffer_dirty_inode(bhs[i], dir);
1360 				err = sync_dirty_buffer(bhs[i]);
1363 			brelse(bhs[i]);
1405 		brelse(bhs[i]);