Module Name:    src
Committed By:   cegger
Date:           Sun Apr 26 07:01:29 UTC 2009

Modified Files:
        src/sys/dev/pci: if_age.c

Log Message:
age_intr: don't return w/o ack. the interrupt.
Add a comment when this special case can happen.


To generate a diff of this commit:
cvs rdiff -u -r1.26 -r1.27 src/sys/dev/pci/if_age.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/dev/pci/if_age.c
diff -u src/sys/dev/pci/if_age.c:1.26 src/sys/dev/pci/if_age.c:1.27
--- src/sys/dev/pci/if_age.c:1.26	Tue Apr 21 13:16:36 2009
+++ src/sys/dev/pci/if_age.c	Sun Apr 26 07:01:29 2009
@@ -1,4 +1,4 @@
-/*	$NetBSD: if_age.c,v 1.26 2009/04/21 13:16:36 tsutsui Exp $ */
+/*	$NetBSD: if_age.c,v 1.27 2009/04/26 07:01:29 cegger Exp $ */
 /*	$OpenBSD: if_age.c,v 1.1 2009/01/16 05:00:34 kevlo Exp $	*/
 
 /*-
@@ -31,7 +31,7 @@
 /* Driver for Attansic Technology Corp. L1 Gigabit Ethernet. */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_age.c,v 1.26 2009/04/21 13:16:36 tsutsui Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_age.c,v 1.27 2009/04/26 07:01:29 cegger Exp $");
 
 #include "bpfilter.h"
 #include "vlan.h"
@@ -490,8 +490,13 @@
 		return 0;
 
 	cmb = sc->age_rdata.age_cmb_block;
-	if (cmb == NULL)
+	if (cmb == NULL) {
+		/* Happens when bringing up the interface
+		 * w/o having a carrier. Ack. the interrupt.
+		 */
+		CSR_WRITE_4(sc, AGE_INTR_STATUS, status);
 		return 0;
+	}
 
 	/* Disable interrupts. */
 	CSR_WRITE_4(sc, AGE_INTR_STATUS, status | INTR_DIS_INT);

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