It was mistakenly set to interrupt on the second packet instead of first, causing some interesting latency behaviour. Signed-off-by: Olof Johansson Index: netdev-2.6/drivers/net/pasemi_mac.c =================================================================== --- netdev-2.6.orig/drivers/net/pasemi_mac.c +++ netdev-2.6/drivers/net/pasemi_mac.c @@ -755,7 +755,7 @@ static int pasemi_mac_open(struct net_de flags |= PAS_MAC_CFG_PCFG_TSR_1G | PAS_MAC_CFG_PCFG_SPD_1G; pci_write_config_dword(mac->iob_pdev, PAS_IOB_DMA_RXCH_CFG(mac->dma_rxch), - PAS_IOB_DMA_RXCH_CFG_CNTTH(1)); + PAS_IOB_DMA_RXCH_CFG_CNTTH(0)); pci_write_config_dword(mac->iob_pdev, PAS_IOB_DMA_TXCH_CFG(mac->dma_txch), PAS_IOB_DMA_TXCH_CFG_CNTTH(32)); -- - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html