[cgutman] 40721: - Only call NdisMEthIndicateReceiveComplete once per batch of packets - Slight performance increase

Author: cgutman
Date: Wed Apr 29 02:04:12 2009
New Revision: 40721

URL: http://svn.reactos.org/svn/reactos?rev=40721&view=rev
Log:
 - Only call NdisMEthIndicateReceiveComplete once per batch of packets
 - Slight performance increase

Modified:
    trunk/reactos/drivers/network/dd/pcnet/pcnet.c

Modified: trunk/reactos/drivers/network/dd/pcnet/pcnet.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/network/dd/pcnet/p…
==============================================================================
--- trunk/reactos/drivers/network/dd/pcnet/pcnet.c [iso-8859-1] (original)
+++ trunk/reactos/drivers/network/dd/pcnet/pcnet.c [iso-8859-1] Wed Apr 29 02:04:12 2009
@@ -95,6 +95,8 @@
         }
       if(Data & CSR0_RINT)
         {
+          BOOLEAN IndicatedData = FALSE;
+
           DPRINT("receive interrupt\n");
 
           while(1)
@@ -135,7 +137,8 @@
               DPRINT("Indicating a %d-byte packet (index %d)\n", ByteCount,
Adapter->CurrentReceiveDescriptorIndex);
 
               NdisMEthIndicateReceive(Adapter->MiniportAdapterHandle, 0, Buffer, 14,
Buffer+14, ByteCount-14, ByteCount-14);
-              NdisMEthIndicateReceiveComplete(Adapter->MiniportAdapterHandle);
+
+              IndicatedData = TRUE;
 
               RtlZeroMemory(Descriptor, sizeof(RECEIVE_DESCRIPTOR));
               Descriptor->RBADR =
@@ -148,6 +151,9 @@
 
               Adapter->Statistics.RcvGoodFrames++;
             }
+
+            if (IndicatedData)
+                NdisMEthIndicateReceiveComplete(Adapter->MiniportAdapterHandle);
         }
       if(Data & CSR0_TINT)
         {