security_file_lock 2000 fs/locks.c     	error = security_file_lock(filp, arg);
security_file_lock 2243 fs/locks.c     	error = security_file_lock(f.file, lock->fl_type);
security_file_lock 2435 fs/locks.c     	error = security_file_lock(filp, fl->fl_type);
security_file_lock  368 include/linux/security.h int security_file_lock(struct file *file, unsigned int cmd);