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-rw-r--r--share/man/man9/sx.93
1 files changed, 3 insertions, 0 deletions
diff --git a/share/man/man9/sx.9 b/share/man/man9/sx.9
index c0037d1..8c82f13 100644
--- a/share/man/man9/sx.9
+++ b/share/man/man9/sx.9
@@ -129,6 +129,9 @@ Instruct
to ignore this lock.
.It Dv SX_NOPROFILE
Do not profile this lock.
+.It Dv SX_RECURSE
+Allow threads to recursively acquire exclusive locks for
+.Fa sx .
.It Dv SX_QUIET
Do not log any operations for this lock via
.Xr ktr 4 .
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