Re: problems with netback

Re: problems with netback

[Zang Hongyong]

[-- Attachment #1: Type: text/plain, Size: 1021 bytes --]

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@ncic.ac.cn
>2008-06-02
>_______________________________________________
>Xen-devel mailing list
>Xen-devel@lists.xensource.com
>http://lists.xensource.com/xen-devel
>

= = = = = = = = = = = = = = = = = = = =
Zang Hongyong
zanghongyong@ncic.ac.cn
2008-06-02


[-- Attachment #2: Type: text/plain, Size: 138 bytes --]

_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xensource.com
http://lists.xensource.com/xen-devel

Fw: Re: Re: problems with netback

[Haifeng Fang]

[-- Attachment #1.1: Type: text/plain, Size: 1601 bytes --]



2008-06-03



Haifeng Fang



发件人： Haifeng Fang
发送时间： 2008-06-03 15:22:58
收件人： Zang Hongyong
抄送： 
主题： Re: Re: [Xen-devel] problems with netback

hi, all:

i am interested in this problerm and hope somebody give some advice.



2008-06-03 



Haifeng Fang 



发件人： Zang Hongyong 
发送时间： 2008-06-02  22:19:56 
收件人： xen-devel 
抄送： 
主题： Re: [Xen-devel] problems with netback 
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@ncic.ac.cn
>2008-06-02
>_______________________________________________
>Xen-devel mailing list
>Xen-devel@lists.xensource.com
>http://lists.xensource.com/xen-devel
>
= = = = = = = = = = = = = = = = = = = =
Zang Hongyong
zanghongyong@ncic.ac.cn
2008-06-02
_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xensource.com
http://lists.xensource.com/xen-devel

[-- Attachment #1.2: Type: text/html, Size: 7145 bytes --]

[-- Attachment #2: Type: text/plain, Size: 138 bytes --]

_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xensource.com
http://lists.xensource.com/xen-devel