svn commit: r212304 - head/sys/dev/e1000

Jack F Vogel jfv at FreeBSD.org
Tue Sep 7 21:28:45 UTC 2010


Author: jfv
Date: Tue Sep  7 21:28:45 2010
New Revision: 212304
URL: http://svn.freebsd.org/changeset/base/212304

Log:
  Code correction in refresh_mbufs, just continuing
  without index recalc was wrong.

Modified:
  head/sys/dev/e1000/if_em.c

Modified: head/sys/dev/e1000/if_em.c
==============================================================================
--- head/sys/dev/e1000/if_em.c	Tue Sep  7 20:13:08 2010	(r212303)
+++ head/sys/dev/e1000/if_em.c	Tue Sep  7 21:28:45 2010	(r212304)
@@ -3696,7 +3696,7 @@ em_refresh_mbufs(struct rx_ring *rxr, in
 		** and are to be reused.
 		*/
 		if (rxbuf->m_head != NULL)
-			continue;
+			goto reuse;
 		m = m_getcl(M_DONTWAIT, MT_DATA, M_PKTHDR);
 		/*
 		** If we have a temporary resource shortage
@@ -3726,7 +3726,7 @@ em_refresh_mbufs(struct rx_ring *rxr, in
 		    rxbuf->map, BUS_DMASYNC_PREREAD);
 		rxbuf->m_head = m;
 		rxr->rx_base[i].buffer_addr = htole64(segs[0].ds_addr);
-
+reuse:
 		cleaned = i;
 		/* Calculate next index */
 		if (++i == adapter->num_rx_desc)


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