xnu-1456.1.26.tar.gz

[apple/xnu.git] / bsd / sys / eventvar.h

diff --git a/bsd/sys/eventvar.h b/bsd/sys/eventvar.h
index 9694af109a85f11386a43ce94098d05d558e209a..b941875728cf44fbe6ddba7142307246865ab4bb 100644 (file)
--- a/bsd/sys/eventvar.h
+++ b/bsd/sys/eventvar.h
@@ -64,11 +64,12 @@
 #define KQEXTENT       256             /* linear growth by this amount */
 
 struct kqueue {
-       decl_lck_spin_data( ,kq_lock)           /* kqueue lock */
+       wait_queue_set_t kq_wqs;        /* private wait queue set */
+       decl_lck_spin_data( ,kq_lock)   /* kqueue lock */
        int             kq_state;
-       int             kq_count;               /* number of queued events */
-       struct kqtailq  kq_head;                /* list of queued events */
-       struct kqtailq  kq_inprocess;           /* list of in-process events */
+       int             kq_count;       /* number of queued events */
+       uint32_t        kq_nprocess;    /* atomic counter for kqueue_process */
+       struct kqtailq  kq_head;        /* list of queued events */
        struct selinfo  kq_sel;         /* parent select/kqueue info */
        struct proc     *kq_p;          /* process containing kqueue */
        int             kq_level;       /* nesting level */
@@ -76,16 +77,18 @@ struct kqueue {
 #define KQ_SEL         0x01
 #define KQ_SLEEP       0x02
 #define KQ_PROCWAIT    0x04
+#define KQ_KEV32       0x08
+#define KQ_KEV64       0x10
 };
 
 extern struct kqueue *kqueue_alloc(struct proc *);
 extern void kqueue_dealloc(struct kqueue *);
 
-typedef int (*kevent_callback_t)(struct kqueue *, struct kevent *, void *);
-typedef void (*kevent_continue_t)(struct kqueue *, void *, int);
+typedef int (*kevent_callback_t)(struct kqueue *, struct kevent64_s *, void *);
+typedef void (*kqueue_continue_t)(struct kqueue *, void *, int);
 
-extern int kevent_register(struct kqueue *, struct kevent *, struct proc *);
-extern int kevent_scan(struct kqueue *, kevent_callback_t, kevent_continue_t,
+extern int kevent_register(struct kqueue *, struct kevent64_s *, struct proc *);
+extern int kqueue_scan(struct kqueue *, kevent_callback_t, kqueue_continue_t,
                       void *, struct timeval *, struct proc *);
 
 #endif /* !_SYS_EVENTVAR_H_ */