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Index: head/share/man/man4/iflib.4
===================================================================
--- head/share/man/man4/iflib.4
+++ head/share/man/man4/iflib.4
@@ -1,5 +1,5 @@
.\" $FreeBSD$
-.Dd September 20, 2018
+.Dd September 27, 2018
.Dt IFLIB 4
.Os
.Sh NAME
@@ -24,7 +24,7 @@
or through the use of
.Xr kenv 1 .
They are all prefixed by
-.Va dev.X.Y.iflib.
+.Va dev.X.Y.iflib\&.
where X is the driver name, and Y is the instance number.
.Bl -tag -width indent
.It Va override_nrxds
@@ -153,7 +153,8 @@
The transmit queue producer index where the next descriptor to transmit will
be inserted.
.It Va no_tx_dma_setup
-Number of times DMA mapping a transmit mbuf failed for reasons other than EFBIG.
+Number of times DMA mapping a transmit mbuf failed for reasons other than
+.Er EFBIG .
.It Va txd_encap_efbig
Number of times DMA mapping a transmit mbuf failed due to requiring too many
segments.
@@ -168,12 +169,18 @@
.Xr m_collapse 9
and
.Xr m_defrag 9
-failed after an EFBIG error
+failed after an
+.Er EFBIG
+error
result from DMA mapping a transmit mbuf.
.It Va m_pullups
-Number of times m_pullup was called attempting to parse a header.
+Number of times
+.Xr m_pullup 9
+was called attempting to parse a header.
.It Va mbuf_defrag
-Number of times m_defrag was called.
+Number of times
+.Xr m_defrag 9
+was called.
.El
.It Va rxqZ
The following are repeated for each receive queue, where Z is the
@@ -187,9 +194,11 @@
Current receive ring producer index.
.El
.El
+.Pp
Additional OIDs useful for driver and iflib development are exposed when the
INVARIANTS and/or WITNESS options are enabled in the kernel.
.Sh SEE ALSO
.Xr iflib 9
.Sh HISTORY
-This framework was introduced in 11.0.
+This framework was introduced in
+.Fx 11.0 .

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