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From: Alan Cox <alc@FreeBSD.org>
Date: Wed, 3 Aug 2016 03:49:42 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-user@freebsd.org
Subject: svn commit: r303697 - user/alc/PQ_LAUNDRY/sys/vm
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Author: alc
Date: Wed Aug  3 03:49:42 2016
New Revision: 303697
URL: https://svnweb.freebsd.org/changeset/base/303697

Log:
  Only decrement "cycle" if we laundered pages.
  
  Reviewed by:	markj

Modified:
  user/alc/PQ_LAUNDRY/sys/vm/vm_pageout.c

Modified: user/alc/PQ_LAUNDRY/sys/vm/vm_pageout.c
==============================================================================
--- user/alc/PQ_LAUNDRY/sys/vm/vm_pageout.c	Wed Aug  3 01:46:55 2016	(r303696)
+++ user/alc/PQ_LAUNDRY/sys/vm/vm_pageout.c	Wed Aug  3 03:49:42 2016	(r303697)
@@ -1192,13 +1192,14 @@ vm_pageout_laundry_worker(void *arg)
 			launder = target / cycle;
 
 dolaundry:
-		if (launder > 0)
+		if (launder > 0) {
 			target -= min(vm_pageout_launder(domain, launder,
 			    shortfall > 0), target);
+			cycle--;
+		}
 
 		tsleep(&vm_cnt.v_laundry_count, PVM, "laundr",
 		    hz / VM_LAUNDER_INTERVAL);
-		cycle--;
 	}
 }