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    SubjectRE: [PATCH 1/1] net/hyperv: Fix the code handling tx busy
    On Mon, 2012-03-19 at 17:50 +0000, Haiyang Zhang wrote:

    > As in my previous reply to Eric --
    > We actually stop queue when the ring buffer is busy, see the code in netvsc.c
    > I have tested with one CPU. After NETDEV_TX_BUSY is returned, the Linux guest OS
    > continues to respond without any problem.

    Then something is wrong somewhere.

    Dont hide a bug adding a trick.

    If you ever return NETDEV_TX_BUSY from start_xmit(), then you MUST call
    netif_tx_stop_queue() as well right before.

    I believe I already told this before...

     \ /
      Last update: 2012-03-19 19:33    [W:0.019 / U:2.784 seconds]
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