OS-6363 system went to dark side of moon for ~467 seconds OS-6404 ARC reclaim should throttle its calls to arc_kmem_reap_now() Reviewed by: Bryan Cantrill <bryan@joyent.com> Reviewed by: Dan McDonald <danmcd@joyent.com>

@@ -21,10 +21,11 @@
 
 /*
  * Copyright (c) 1988, 2010, Oracle and/or its affiliates. All rights reserved.
  * Copyright (c) 2012 by Delphix. All rights reserved.
  * Copyright 2013 Nexenta Systems, Inc.  All rights reserved.
+ * Copyright (c) 2017, Joyent, Inc.
  */
 
 /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
 /*        All Rights Reserved   */
 

@@ -126,11 +127,12 @@
         kmem_cbrc_t (*)(void *, void *, size_t, void *));
 extern void kmem_cache_destroy(kmem_cache_t *);
 extern void *kmem_cache_alloc(kmem_cache_t *, int);
 extern void kmem_cache_free(kmem_cache_t *, void *);
 extern uint64_t kmem_cache_stat(kmem_cache_t *, char *);
-extern void kmem_cache_reap_now(kmem_cache_t *);
+extern boolean_t kmem_cache_reap_active(void);
+extern void kmem_cache_reap_soon(kmem_cache_t *);
 extern void kmem_cache_move_notify(kmem_cache_t *, void *);
 
 #endif  /* _KERNEL */
 
 #ifdef  __cplusplus