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[lotest] Use network device receive queue freezing 

Signed-off-by: Michael Brown <mcb30@ipxe.org>
pull/1/head
Michael Brown 2010-11-20 05:03:06 +00:00
parent 69d1e6cf57
commit 3633bb246c
1 changed files with 7 additions and 2 deletions
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9
src/usr/lotest.c
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@ -119,6 +119,11 @@ int loopback_test ( struct net_device *sender, struct net_device *receiver,
ifstat ( sender ); ifstat ( sender );
ifstat ( receiver ); ifstat ( receiver );
/* Freeze receive queue processing on the receiver, so that we
* can extract all received packets.
*/
netdev_rx_freeze ( receiver );
/* Perform loopback test */ /* Perform loopback test */
for ( successes = 0 ; ; successes++ ) { for ( successes = 0 ; ; successes++ ) {
@ -155,8 +160,7 @@ int loopback_test ( struct net_device *sender, struct net_device *receiver,
goto done; goto done;
} }
/* Poll network devices */ /* Poll network devices */
netdev_poll ( sender ); net_poll();
netdev_poll ( receiver );
} while ( ( iobuf = netdev_rx_dequeue ( receiver ) ) == NULL ); } while ( ( iobuf = netdev_rx_dequeue ( receiver ) ) == NULL );
/* Check received packet */ /* Check received packet */
@ -203,6 +207,7 @@ int loopback_test ( struct net_device *sender, struct net_device *receiver,
done: done:
printf ( "\n"); printf ( "\n");
free_iob ( iobuf ); free_iob ( iobuf );
netdev_rx_unfreeze ( receiver );
/* Dump final statistics */ /* Dump final statistics */
ifstat ( sender ); ifstat ( sender );