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    SubjectRe: [patch] revert: [NET]: Fix races in net_rx_action vs netpoll
    Date
    On Thursday 19 July 2007 14:52, Olaf Kirch wrote:
    > On Thursday 19 July 2007 12:58, Ingo Molnar wrote:
    > > i.e. it's the classic 'eth0 got stuck somehow' tx/rx state machine
    > > hickup symptoms, with no other bad symptoms such as lockups or crashes.
    >
    > Duh, I found it.

    The following patch should confirm my theory. Can you give it a try,
    please?

    Olaf
    --
    Olaf Kirch | --- o --- Nous sommes du soleil we love when we play
    okir@lst.de | / | \ sol.dhoop.naytheet.ah kin.ir.samse.qurax
    ---------
    Index: build-2.6/drivers/net/e1000/e1000_main.c
    ===================================================================
    --- build-2.6.orig/drivers/net/e1000/e1000_main.c
    +++ build-2.6/drivers/net/e1000/e1000_main.c
    @@ -358,6 +358,7 @@ e1000_irq_enable(struct e1000_adapter *a
    E1000_WRITE_REG(&adapter->hw, IMS, IMS_ENABLE_MASK);
    E1000_WRITE_FLUSH(&adapter->hw);
    }
    + BUG_ON(atomic_read(&adapter->irq_sem) < 0);
    }

    static void
    -
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