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    SubjectRe: [2.6.0-mm2] e100 driver hangs after period of moderate receive load
    Lennert Buytenhek wrote:
    > On Wed, Dec 31, 2003 at 07:11:10AM -0500, Jeff Garzik wrote:
    >>>After banging on an e100 card for about ten minutes with a ~60kpps stream,
    >>>the interface stops receiving packets. Interrupts come in once every few
    >>>seconds (from /proc/interrupts), but no packets are received anymore at
    >>>Lots of slab corruption messages in the syslog that were generated during
    >>>that packet stream (see other email I sent.) Stopping the packet stream
    >>>still leaves the interface unusable. 'ifconfig eth1 down ; ifconfig eth1
    >>>seems to fix things.
    >>Is NAPI enabled for this driver? The interrupt behavior seems normal
    >>for NAPI, but certainly the rest of the behavior does not...
    > Yes, NAPI was indeed enabled.
    > I 'went back' to 2.6.1-rc1 and that seems fine now. Any patches you want
    > me to try on top of 2.6.0-mm2?

    Well, the two are vastly different, since -mm2 includes a complete
    rewrite of e100.

    Does disabling NAPI in -mm2 change anything?


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