svn commit: r273358 - in stable/9/sys/dev: alc ale

Pyun YongHyeon yongari at FreeBSD.org
Tue Oct 21 01:15:45 UTC 2014


Author: yongari
Date: Tue Oct 21 01:15:43 2014
New Revision: 273358
URL: https://svnweb.freebsd.org/changeset/base/273358

Log:
  MFC r272721:
    Fix a long standing bug in MAC statistics register access.  One
    additional register was erroneously added in the MAC register set
    such that 7 TX statistics counters were wrong.

Modified:
  stable/9/sys/dev/alc/if_alc.c
  stable/9/sys/dev/alc/if_alcreg.h
  stable/9/sys/dev/ale/if_ale.c
  stable/9/sys/dev/ale/if_alereg.h
Directory Properties:
  stable/9/sys/   (props changed)
  stable/9/sys/dev/   (props changed)

Modified: stable/9/sys/dev/alc/if_alc.c
==============================================================================
--- stable/9/sys/dev/alc/if_alc.c	Tue Oct 21 01:14:56 2014	(r273357)
+++ stable/9/sys/dev/alc/if_alc.c	Tue Oct 21 01:15:43 2014	(r273358)
@@ -1286,8 +1286,6 @@ alc_sysctl_node(struct alc_softc *sc)
 	    &stats->tx_late_colls, "Late collisions");
 	ALC_SYSCTL_STAT_ADD32(ctx, child, "excess_colls",
 	    &stats->tx_excess_colls, "Excessive collisions");
-	ALC_SYSCTL_STAT_ADD32(ctx, child, "abort",
-	    &stats->tx_abort, "Aborted frames due to Excessive collisions");
 	ALC_SYSCTL_STAT_ADD32(ctx, child, "underruns",
 	    &stats->tx_underrun, "FIFO underruns");
 	ALC_SYSCTL_STAT_ADD32(ctx, child, "desc_underruns",
@@ -2603,7 +2601,6 @@ alc_stats_update(struct alc_softc *sc)
 	stat->tx_multi_colls += smb->tx_multi_colls;
 	stat->tx_late_colls += smb->tx_late_colls;
 	stat->tx_excess_colls += smb->tx_excess_colls;
-	stat->tx_abort += smb->tx_abort;
 	stat->tx_underrun += smb->tx_underrun;
 	stat->tx_desc_underrun += smb->tx_desc_underrun;
 	stat->tx_lenerrs += smb->tx_lenerrs;
@@ -2616,17 +2613,10 @@ alc_stats_update(struct alc_softc *sc)
 
 	ifp->if_collisions += smb->tx_single_colls +
 	    smb->tx_multi_colls * 2 + smb->tx_late_colls +
-	    smb->tx_abort * HDPX_CFG_RETRY_DEFAULT;
+	    smb->tx_excess_colls * HDPX_CFG_RETRY_DEFAULT;
 
-	/*
-	 * XXX
-	 * tx_pkts_truncated counter looks suspicious. It constantly
-	 * increments with no sign of Tx errors. This may indicate
-	 * the counter name is not correct one so I've removed the
-	 * counter in output errors.
-	 */
-	ifp->if_oerrors += smb->tx_abort + smb->tx_late_colls +
-	    smb->tx_underrun;
+	ifp->if_oerrors += smb->tx_late_colls + smb->tx_excess_colls +
+	    smb->tx_underrun + smb->tx_pkts_truncated;
 
 	ifp->if_ipackets += smb->rx_frames;
 

Modified: stable/9/sys/dev/alc/if_alcreg.h
==============================================================================
--- stable/9/sys/dev/alc/if_alcreg.h	Tue Oct 21 01:14:56 2014	(r273357)
+++ stable/9/sys/dev/alc/if_alcreg.h	Tue Oct 21 01:15:43 2014	(r273358)
@@ -860,7 +860,6 @@ struct smb {
 	uint32_t tx_multi_colls;
 	uint32_t tx_late_colls;
 	uint32_t tx_excess_colls;
-	uint32_t tx_abort;
 	uint32_t tx_underrun;
 	uint32_t tx_desc_underrun;
 	uint32_t tx_lenerrs;

Modified: stable/9/sys/dev/ale/if_ale.c
==============================================================================
--- stable/9/sys/dev/ale/if_ale.c	Tue Oct 21 01:14:56 2014	(r273357)
+++ stable/9/sys/dev/ale/if_ale.c	Tue Oct 21 01:15:43 2014	(r273358)
@@ -945,8 +945,6 @@ ale_sysctl_node(struct ale_softc *sc)
 	    &stats->tx_late_colls, "Late collisions");
 	ALE_SYSCTL_STAT_ADD32(ctx, child, "excess_colls",
 	    &stats->tx_excess_colls, "Excessive collisions");
-	ALE_SYSCTL_STAT_ADD32(ctx, child, "abort",
-	    &stats->tx_abort, "Aborted frames due to Excessive collisions");
 	ALE_SYSCTL_STAT_ADD32(ctx, child, "underruns",
 	    &stats->tx_underrun, "FIFO underruns");
 	ALE_SYSCTL_STAT_ADD32(ctx, child, "desc_underruns",
@@ -2200,7 +2198,6 @@ ale_stats_update(struct ale_softc *sc)
 	stat->tx_multi_colls += smb->tx_multi_colls;
 	stat->tx_late_colls += smb->tx_late_colls;
 	stat->tx_excess_colls += smb->tx_excess_colls;
-	stat->tx_abort += smb->tx_abort;
 	stat->tx_underrun += smb->tx_underrun;
 	stat->tx_desc_underrun += smb->tx_desc_underrun;
 	stat->tx_lenerrs += smb->tx_lenerrs;
@@ -2213,17 +2210,10 @@ ale_stats_update(struct ale_softc *sc)
 
 	ifp->if_collisions += smb->tx_single_colls +
 	    smb->tx_multi_colls * 2 + smb->tx_late_colls +
-	    smb->tx_abort * HDPX_CFG_RETRY_DEFAULT;
+	    smb->tx_excess_colls * HDPX_CFG_RETRY_DEFAULT;
 
-	/*
-	 * XXX
-	 * tx_pkts_truncated counter looks suspicious. It constantly
-	 * increments with no sign of Tx errors. This may indicate
-	 * the counter name is not correct one so I've removed the
-	 * counter in output errors.
-	 */
-	ifp->if_oerrors += smb->tx_abort + smb->tx_late_colls +
-	    smb->tx_underrun;
+	ifp->if_oerrors += smb->tx_late_colls + smb->tx_excess_colls +
+	    smb->tx_underrun + smb->tx_pkts_truncated;
 
 	ifp->if_ipackets += smb->rx_frames;
 

Modified: stable/9/sys/dev/ale/if_alereg.h
==============================================================================
--- stable/9/sys/dev/ale/if_alereg.h	Tue Oct 21 01:14:56 2014	(r273357)
+++ stable/9/sys/dev/ale/if_alereg.h	Tue Oct 21 01:15:43 2014	(r273358)
@@ -605,7 +605,6 @@ struct smb {
 	uint32_t tx_multi_colls;
 	uint32_t tx_late_colls;
 	uint32_t tx_excess_colls;
-	uint32_t tx_abort;
 	uint32_t tx_underrun;
 	uint32_t tx_desc_underrun;
 	uint32_t tx_lenerrs;


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