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From: Mark Johnston <markj@FreeBSD.org>
Date: Mon, 7 Aug 2017 17:28:36 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r322173 - stable/11/sys/kern
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Author: markj
Date: Mon Aug  7 17:28:35 2017
New Revision: 322173
URL: https://svnweb.freebsd.org/changeset/base/322173

Log:
  MFC r321744:
  Correct the predicates on which lockstat:::{thread,spin}-spin fire.

Modified:
  stable/11/sys/kern/kern_mutex.c
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/sys/kern/kern_mutex.c
==============================================================================
--- stable/11/sys/kern/kern_mutex.c	Mon Aug  7 17:23:44 2017	(r322172)
+++ stable/11/sys/kern/kern_mutex.c	Mon Aug  7 17:28:35 2017	(r322173)
@@ -766,7 +766,7 @@ _mtx_lock_spin_cookie(volatile uintptr_t *c, uintptr_t
 	LOCKSTAT_PROFILE_OBTAIN_LOCK_SUCCESS(spin__acquire, m,
 	    contested, waittime, file, line);
 #ifdef KDTRACE_HOOKS
-	if (spin_time != 0)
+	if (lda.spin_cnt != 0)
 		LOCKSTAT_RECORD1(spin__spin, m, spin_time);
 #endif
 }
@@ -879,7 +879,7 @@ retry:
 		LOCKSTAT_PROFILE_OBTAIN_LOCK_SUCCESS(spin__acquire, m,
 		    contested, waittime, file, line);
 #ifdef KDTRACE_HOOKS
-	if (spin_time != 0)
+	if (lda.spin_cnt != 0)
 		LOCKSTAT_RECORD1(thread__spin, m, spin_time);
 #endif
 }