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author | bdrewery <bdrewery@FreeBSD.org> | 2016-03-21 17:51:15 +0000 |
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committer | bdrewery <bdrewery@FreeBSD.org> | 2016-03-21 17:51:15 +0000 |
commit | ceb7b147e676803c22cf6d815f543f21fd9aa926 (patch) | |
tree | 5c21e19adee90ad9d301ad2a3b718222e97b95e3 /share/man | |
parent | af59995fd1fab9bd8a8272f9aaeb17f07dbc5e2f (diff) | |
download | FreeBSD-src-ceb7b147e676803c22cf6d815f543f21fd9aa926.zip FreeBSD-src-ceb7b147e676803c22cf6d815f543f21fd9aa926.tar.gz |
MFC r296819:
Reword SX_NOADAPTIVE description to be clear that adaptive is default.
Diffstat (limited to 'share/man')
-rw-r--r-- | share/man/man9/sx.9 | 12 |
1 files changed, 5 insertions, 7 deletions
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 |