taglinefilesource code
fl125fs/locks.cstatic int overlap(struct file_lock *fl1, struct file_lock *fl2);
fl1244fs/locks.cstatic int overlap(struct file_lock *fl1, struct file_lock *fl2)
fl1246fs/locks.cif (fl1->fl_start <= fl2->fl_start) {
fl1247fs/locks.creturn fl1->fl_end >= fl2->fl_start;
fl1249fs/locks.creturn fl2->fl_end >= fl1->fl_start;