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Index: head/share/man/man4/dtrace_lockstat.4
===================================================================
--- head/share/man/man4/dtrace_lockstat.4
+++ head/share/man/man4/dtrace_lockstat.4
@@ -24,7 +24,7 @@
.\"
.\" $FreeBSD$
.\"
-.Dd June 9, 2017
+.Dd June 11, 2017
.Dt DTRACE_LOCKSTAT 4
.Os
.Sh NAME
@@ -61,7 +61,7 @@
provider contains DTrace probe for inspecting the kernel's lock
state transitions.
Tracepoints exist for several types of kernel
-locking primitives, including mutexes, spin, reader-writer,
+locking primitives, including mutexes, spin, reader-writer,
and shared exclusive locks.
An attempt has been made to provide a regular and easy to understand
interface to the
@@ -101,7 +101,7 @@
the lock and the second argument is the length of time,
in nanoseconds,
that the waiting thread was blocked.
-The
+The
.Fn lockstat:::adaptive-block
probe fires only after the lock has been successfully acquired,
after the adaptive-acquire probe fires.
@@ -144,13 +144,13 @@
in nanoseconds,
that the waiting thread was blocked.
The third argument is 1 if the thread was were spinning while
-trying to acquire a read lock,
+trying to acquire a read lock,
otherwise it will be 0 indicating that we were spinning for the write lock.
The fourth argument is 1 if we were waiting for a reader to release the lock,
-otherwise it will be 0 indicating that we were waiting for a writer
+otherwise it will be 0 indicating that we were waiting for a writer
to release the lock.
-The fifth argument is the number of readers that held the lock when
-we started spinning; in particular, argument 5 is non-zero only
+The fifth argument is the number of readers that held the lock when
+we started spinning; in particular, argument 5 is non-zero only
if the fourth argument is 1.
.Pp
The
@@ -195,13 +195,13 @@
in nanoseconds,
that the waiting thread was blocked.
The third argument is 1 if the thread was were spinning while
-trying to acquire a read lock,
+trying to acquire a read lock,
otherwise it will be 0 indicating that we were spinning for the write lock.
The fourth argument is 1 if we were waiting for a reader to release the lock,
-otherwise it will be 0 indicating that we were waiting for a writer
+otherwise it will be 0 indicating that we were waiting for a writer
to release the lock.
-The fifth argument is the number of readers that held the lock when
-we started spinning; in particular, argument 5 is non-zero only
+The fifth argument is the number of readers that held the lock when
+we started spinning; in particular, argument 5 is non-zero only
if the fourth argument is 1.
.Pp
The
@@ -237,7 +237,7 @@
.Xr dtrace 1 ,
.Xr lockstat 1 ,
.Xr locking 9 ,
-.Xr SDT 9 ,
+.Xr SDT 9
.Sh HISTORY
The
.Nm lockstat

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