From b3d0a01eb3eb8b2025fc0704ef675bc677961e78 Mon Sep 17 00:00:00 2001
From: Steve Reinhardt <steve.reinhardt@amd.com>
Date: Wed, 20 May 2009 21:52:32 -0700
Subject: igbe: Fix descriptor cache bug.
---
src/dev/i8254xGBe.hh | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/dev/i8254xGBe.hh b/src/dev/i8254xGBe.hh
index 8020b7091..5ae90eebc 100644
--- a/src/dev/i8254xGBe.hh
+++ b/src/dev/i8254xGBe.hh
@@ -304,7 +304,7 @@ class IGbE : public EtherDevice
int descLeft() const
{
int left = unusedCache.size();
- if (cachePnt >= descTail())
+ if (cachePnt > descTail())
left += (descLen() - cachePnt + descTail());
else
left += (descTail() - cachePnt);
--
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