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From: Pyun YongHyeon <yongari@FreeBSD.org>
Date: Thu, 21 May 2009 02:39:47 +0000 (UTC)
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Subject: svn commit: r192512 - head/share/man/man4
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Author: yongari
Date: Thu May 21 02:39:47 2009
New Revision: 192512
URL: http://svn.freebsd.org/changeset/base/192512

Log:
  Document sysctl variable dev.nge.%d.int_holdoff.

Modified:
  head/share/man/man4/nge.4

Modified: head/share/man/man4/nge.4
==============================================================================
--- head/share/man/man4/nge.4	Thu May 21 02:26:51 2009	(r192511)
+++ head/share/man/man4/nge.4	Thu May 21 02:39:47 2009	(r192512)
@@ -31,7 +31,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd January 23, 2009
+.Dd May 21, 2009
 .Dt NGE 4
 .Os
 .Sh NAME
@@ -182,6 +182,21 @@ Surecom Technology EP-320G-TX
 .It
 Trendware TEG-PCITX (32-bit PCI) and TEG-PCITX2 (64-bit PCI)
 .El
+.Sh SYSCTL VARIABLES
+The following variables are available as both
+.Xr sysctl 8
+variables and
+.Xr loader 8
+tunables:
+.Bl -tag -width "xxxxxx"
+.It Va dev.nge.%d.int_holdoff
+Maximum amount of time to delay interrupt processing in units of
+100us.
+The accepted range is 0 to 255, the default is 1(100us).
+Value 0 completely disables the interrupt moderation.
+The interface has to be brought down and up again before a change
+takes effect.
+.El
 .Sh DIAGNOSTICS
 .Bl -diag
 .It "nge%d: couldn't map memory"