NEX-5184 backport illumos 6065 page hash: use a static inline instead of a macro
Reviewed by: Jean McCormack <jean.mccormack@nexenta.com>
Reviewed by: Kevin Crowe <kevin.crowe@nexenta.com>
6065 page hash: use a static inline instead of a macro
Reviewed by: Dan McDonald <danmcd@omniti.com>
Approved by: Robert Mustacchi <rm@joyent.com>
NEX-5164 backport illumos 6514 AS_* lock macros simplification
Reviewed by: Kevin Crowe <kevin.crowe@nexenta.com>
6514 AS_* lock macros simplification
Reviewed by: Piotr Jasiukajtis <estibi@me.com>
Reviewed by: Yuri Pankov <yuri.pankov@nexenta.com>
Reviewed by: Albert Lee <trisk@omniti.com>
Approved by: Dan McDonald <danmcd@omniti.com>
re #13613 rb4516 Tunables needs volatile keyword

@@ -18,10 +18,11 @@
  *
  * CDDL HEADER END
  */
 /*
  * Copyright (c) 1986, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright 2013 Nexenta Systems, Inc.  All rights reserved.
  * Copyright (c) 2015, Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
  * Copyright (c) 2015, 2016 by Delphix. All rights reserved.
  */
 
 /*      Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989  AT&T    */

@@ -6219,12 +6220,10 @@
 
 /* for now use a very simple hash based upon the size of a page struct */
 #define PAGE_CAPTURE_HASH(pp)   \
         ((int)(((uintptr_t)pp >> 7) & (NUM_PAGE_CAPTURE_BUCKETS - 1)))
 
-extern pgcnt_t swapfs_minfree;
-
 int page_trycapture(page_t *pp, uint_t szc, uint_t flags, void *datap);
 
 /*
  * a callback function is required for page capture requests.
  */