From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Joonwoo Park" Subject: [PATCH 4/7] : ixgbe Fix possible causing oops of net_rx_action Date: Wed, 12 Dec 2007 13:01:27 +0900 Message-ID: <002b01c83c73$b2bebf50$9c94fea9@jason> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: "'Kok, Auke'" , , To: , Return-path: Received: from wa-out-1112.google.com ([209.85.146.178]:40455 "EHLO wa-out-1112.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752987AbXLLEBk (ORCPT ); Tue, 11 Dec 2007 23:01:40 -0500 Received: by wa-out-1112.google.com with SMTP id v27so124841wah.23 for ; Tue, 11 Dec 2007 20:01:40 -0800 (PST) Sender: netdev-owner@vger.kernel.org List-ID: [NETDEV]: ixgbe Fix possible causing oops of net_rx_action Signed-off-by: Joonwoo Park --- drivers/net/ixgbe/ixgbe_main.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c index 00bc525..0b3ae8f 100644 --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c @@ -583,6 +583,8 @@ quit_polling: if (!test_bit(__IXGBE_DOWN, &adapter->state)) IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMS, rxr->eims_value); + if (unlikely(work_done == napi->weight)) + return work_done - 1; } return work_done; @@ -1485,6 +1487,8 @@ static int ixgbe_clean(struct napi_struct *napi, int budget) quit_polling: netif_rx_complete(netdev, napi); ixgbe_irq_enable(adapter); + if (unlikely(work_done == napi->weight)) + return work_done - 1; } return work_done; ---