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    SubjectRe: PROBLEM: 2.6.23-rc "NETDEV WATCHDOG: eth0: transmit timed out"
    Karl Meyer <adhocrocker@gmail.com> :
    > I did some additional testing, the results are:
    > [0e4851502f846b13b29b7f88f1250c980d57e944] r8169: merge with version
    > 8.001.00 of Realtek's r8168 driver
    > does not work, I after some traffic the transmit timeout occurs.
    > [6dccd16b7c2703e8bbf8bca62b5cf248332afbe2] r8169: merge with version
    > 6.001.00 of Realtek's r8169 driver
    > Seems to be the last version to work. I did some stress testing (much
    > more than the level that was enough to make
    > [0e4851502f846b13b29b7f88f1250c980d57e944] break) and am currently
    > using this version and no problems so far.

    Thanks for the quick feedback.

    Can you try the patch below on top of 2.6.23-rc3 ?

    If it does not work I'll dissect 0e4851502f846b13b29b7f88f1250c980d57e944
    tomorrow.

    diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
    index b85ab4a..cdb8a08 100644
    --- a/drivers/net/r8169.c
    +++ b/drivers/net/r8169.c
    @@ -2749,6 +2749,7 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance)
    if (!(status & tp->intr_event))
    break;

    +#if 0
    /* Work around for rx fifo overflow */
    if (unlikely(status & RxFIFOOver) &&
    (tp->mac_version == RTL_GIGA_MAC_VER_11)) {
    @@ -2756,6 +2757,7 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance)
    rtl8169_tx_timeout(dev);
    break;
    }
    +#endif

    if (unlikely(status & SYSErr)) {
    rtl8169_pcierr_interrupt(dev);
    --
    Ueimor
    -
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