Lines Matching refs:fa
865 struct fasync_struct *fa, **fp; in fasync_remove_entry() local
870 for (fp = fapp; (fa = *fp) != NULL; fp = &fa->fa_next) { in fasync_remove_entry()
871 if (fa->fa_file != filp) in fasync_remove_entry()
874 write_lock_irq(&fa->fa_lock); in fasync_remove_entry()
875 fa->fa_file = NULL; in fasync_remove_entry()
876 write_unlock_irq(&fa->fa_lock); in fasync_remove_entry()
878 *fp = fa->fa_next; in fasync_remove_entry()
879 call_rcu(&fa->fa_rcu, fasync_free_rcu); in fasync_remove_entry()
913 struct fasync_struct *fa, **fp; in fasync_insert_entry() local
917 for (fp = fapp; (fa = *fp) != NULL; fp = &fa->fa_next) { in fasync_insert_entry()
918 if (fa->fa_file != filp) in fasync_insert_entry()
921 write_lock_irq(&fa->fa_lock); in fasync_insert_entry()
922 fa->fa_fd = fd; in fasync_insert_entry()
923 write_unlock_irq(&fa->fa_lock); in fasync_insert_entry()
938 return fa; in fasync_insert_entry()
986 static void kill_fasync_rcu(struct fasync_struct *fa, int sig, int band) in kill_fasync_rcu() argument
988 while (fa) { in kill_fasync_rcu()
992 if (fa->magic != FASYNC_MAGIC) { in kill_fasync_rcu()
997 read_lock_irqsave(&fa->fa_lock, flags); in kill_fasync_rcu()
998 if (fa->fa_file) { in kill_fasync_rcu()
999 fown = &fa->fa_file->f_owner; in kill_fasync_rcu()
1004 send_sigio(fown, fa->fa_fd, band); in kill_fasync_rcu()
1006 read_unlock_irqrestore(&fa->fa_lock, flags); in kill_fasync_rcu()
1007 fa = rcu_dereference(fa->fa_next); in kill_fasync_rcu()