From ceb7b147e676803c22cf6d815f543f21fd9aa926 Mon Sep 17 00:00:00 2001
From: bdrewery <bdrewery@FreeBSD.org>
Date: Mon, 21 Mar 2016 17:51:15 +0000
Subject: MFC r296819:

  Reword SX_NOADAPTIVE description to be clear that adaptive is default.
---
 share/man/man9/sx.9 | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

(limited to 'share')

diff --git a/share/man/man9/sx.9 b/share/man/man9/sx.9
index b998749..ce73f71 100644
--- a/share/man/man9/sx.9
+++ b/share/man/man9/sx.9
@@ -26,7 +26,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd November 16, 2011
+.Dd March 13, 2016
 .Dt SX 9
 .Os
 .Sh NAME
@@ -124,12 +124,10 @@ specifies a set of optional flags to alter the behavior of
 It contains one or more of the following flags:
 .Bl -tag -width SX_NOADAPTIVE
 .It Dv SX_NOADAPTIVE
-If the kernel is not compiled with
-.Cd "options NO_ADAPTIVE_SX" ,
-then lock operations for
-.Fa sx
-will spin instead of sleeping while an exclusive lock holder is executing on
-another CPU.
+Disable adaptive spinning, rather than sleeping, for lock operations
+while an exclusive lock holder is executing on another CPU.
+Adaptive spinning is the default unless the kernel is compiled with
+.Cd "options NO_ADAPTIVE_SX" .
 .It Dv SX_DUPOK
 Witness should not log messages about duplicate locks being acquired.
 .It Dv SX_NOWITNESS
-- 
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