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Date: Wed, 12 Dec 2007 13:01:27 +0900
From: "Joonwoo Park" <joonwpark81@...il.com>
To: <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Cc: "'Kok, Auke'" <auke-jan.h.kok@...el.com>,
<jesse.brandeburg@...el.com>, <jgarzik@...ox.com>
Subject: [PATCH 4/7] [NETDEV]: ixgbe Fix possible causing oops of net_rx_action
[NETDEV]: ixgbe Fix possible causing oops of net_rx_action
Signed-off-by: Joonwoo Park <joonwpark81@...il.com>
---
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;
---
--
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