fasync_insert_entry  964 fs/fcntl.c     	if (fasync_insert_entry(fd, filp, fapp, new)) {
fasync_insert_entry  600 fs/locks.c     	if (!fasync_insert_entry(fa->fa_fd, filp, &fl->fl_fasync, fa))
fasync_insert_entry 1345 include/linux/fs.h extern struct fasync_struct *fasync_insert_entry(int, struct file *, struct fasync_struct **, struct fasync_struct *);