Date: Sat, 22 Jan 2011 00:19:15 +0000 (UTC) From: Jack F Vogel <jfv@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r217707 - head/sys/dev/ixgbe Message-ID: <201101220019.p0M0JFUO072538@svn.freebsd.org>
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Author: jfv Date: Sat Jan 22 00:19:15 2011 New Revision: 217707 URL: http://svn.freebsd.org/changeset/base/217707 Log: Don't bother to run the flowcontrol code if there is no change. Thanks to Andrew for the tweak. Modified: head/sys/dev/ixgbe/ixgbe.c Modified: head/sys/dev/ixgbe/ixgbe.c ============================================================================== --- head/sys/dev/ixgbe/ixgbe.c Sat Jan 22 00:08:06 2011 (r217706) +++ head/sys/dev/ixgbe/ixgbe.c Sat Jan 22 00:19:15 2011 (r217707) @@ -5268,13 +5268,17 @@ static int ixgbe_set_flowcntl(SYSCTL_HANDLER_ARGS) { int error; + int last = ixgbe_flow_control; struct adapter *adapter; error = sysctl_handle_int(oidp, &ixgbe_flow_control, 0, req); - if (error) return (error); + /* Don't bother if it's not changed */ + if (ixgbe_flow_control == last) + return (0); + adapter = (struct adapter *) arg1; switch (ixgbe_flow_control) { case ixgbe_fc_rx_pause:
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