ext4_ext_check_inode 3308 fs/ext4/ext4.h extern int ext4_ext_check_inode(struct inode *inode); ext4_ext_check_inode 5070 fs/ext4/inode.c ret = ext4_ext_check_inode(inode); ext4_ext_check_inode 649 fs/ext4/migrate.c ret = ext4_ext_check_inode(inode);