svn commit: r257956 - stable/10/sys/net

Andrey V. Elsukov ae at FreeBSD.org
Mon Nov 11 09:47:52 UTC 2013


Author: ae
Date: Mon Nov 11 09:47:51 2013
New Revision: 257956
URL: http://svnweb.freebsd.org/changeset/base/257956

Log:
  MFC r256689:
    Use the same actor key for media types of the same speed.
  
    PR:		176097
  
  MFC r256832:
    Add a note that lacp_compose_key() should be updated, when new media
    types will be added.
  
    Submitted by:	melifaro
  
  Approved by:	re (hrs)

Modified:
  stable/10/sys/net/ieee8023ad_lacp.c
  stable/10/sys/net/if_media.h
Directory Properties:
  stable/10/sys/   (props changed)

Modified: stable/10/sys/net/ieee8023ad_lacp.c
==============================================================================
--- stable/10/sys/net/ieee8023ad_lacp.c	Mon Nov 11 09:47:33 2013	(r257955)
+++ stable/10/sys/net/ieee8023ad_lacp.c	Mon Nov 11 09:47:51 2013	(r257956)
@@ -1089,8 +1089,45 @@ lacp_compose_key(struct lacp_port *lp)
 		KASSERT(IFM_TYPE(media) == IFM_ETHER, ("invalid media type"));
 		KASSERT((media & IFM_FDX) != 0, ("aggregating HDX interface"));
 
-		/* bit 0..4:	IFM_SUBTYPE */
-		key = subtype;
+		/* bit 0..4:	IFM_SUBTYPE modulo speed */
+		switch (subtype) {
+		case IFM_10_T:
+		case IFM_10_2:
+		case IFM_10_5:
+		case IFM_10_STP:
+		case IFM_10_FL:
+			key = IFM_10_T;
+			break;
+		case IFM_100_TX:
+		case IFM_100_FX:
+		case IFM_100_T4:
+		case IFM_100_VG:
+		case IFM_100_T2:
+			key = IFM_100_TX;
+			break;
+		case IFM_1000_SX:
+		case IFM_1000_LX:
+		case IFM_1000_CX:
+		case IFM_1000_T:
+			key = IFM_1000_SX;
+			break;
+		case IFM_10G_LR:
+		case IFM_10G_SR:
+		case IFM_10G_CX4:
+		case IFM_10G_TWINAX:
+		case IFM_10G_TWINAX_LONG:
+		case IFM_10G_LRM:
+		case IFM_10G_T:
+			key = IFM_10G_LR;
+			break;
+		case IFM_40G_CR4:
+		case IFM_40G_SR4:
+		case IFM_40G_LR4:
+			key = IFM_40G_CR4;
+			break;
+		default:
+			key = subtype;
+		}
 		/* bit 5..14:	(some bits of) if_index of lagg device */
 		key |= 0x7fe0 & ((sc->sc_ifp->if_index) << 5);
 		/* bit 15:	0 */

Modified: stable/10/sys/net/if_media.h
==============================================================================
--- stable/10/sys/net/if_media.h	Mon Nov 11 09:47:33 2013	(r257955)
+++ stable/10/sys/net/if_media.h	Mon Nov 11 09:47:51 2013	(r257956)
@@ -153,7 +153,10 @@ uint64_t	ifmedia_baudrate(int);
 #define	IFM_40G_CR4	27		/* 40GBase-CR4 */
 #define	IFM_40G_SR4	28		/* 40GBase-SR4 */
 #define	IFM_40G_LR4	29		/* 40GBase-LR4 */
-
+/*
+ * Please update ieee8023ad_lacp.c:lacp_compose_key()
+ * after adding new Ethernet media types.
+ */
 /* note 31 is the max! */
 
 #define	IFM_ETH_MASTER	0x00000100	/* master mode (1000baseT) */


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