can anybody give any referece or suggestion on these problems?
many thanks.
======= 2008-06-02 17:42:00 您在来信中写道：=======
>hi
>I've some problems with netback
>1.what's mmap_pages for, which come from balloon operation ？
>mmap_pages = alloc_empty_pages_and_pagevec(MAX_PENDING_REQS)
>
>2.what's the meaning of "refcnt" defined in netif_t (netif->refcnt)
>
>3.irq enable and disable
>such as disable_irq(netif->irq);
>why netback use such enable & disable operations while netfront dont use for its irq?
>
>4.blank "resume" operation for netback
>why netfront has "resueme" defined, while not in netback?
>which event will result in calling the "resume" function?
>
>thanks in advance!
>
>Zang Hongyong
>zanghongyong@xxxxxxxxxx
>2008-06-02
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Zang Hongyong
zanghongyong@xxxxxxxxxx
2008-06-02
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