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[Xen-devel] RE: [PATCH v2.0 5/6] Handler m2p table and frametable fault
| To: | Jan Beulich <jbeulich@xxxxxxxxxx>, "keir.fraser@xxxxxxxxxxxxx" <keir.fraser@xxxxxxxxxxxxx> |
|---|---|
| Subject: | [Xen-devel] RE: [PATCH v2.0 5/6] Handler m2p table and frametable fault in pagefault handler |
| From: | "Jiang, Yunhong" <yunhong.jiang@xxxxxxxxx> |
| Date: | Fri, 10 Jul 2009 09:43:56 +0800 |
| Accept-language: | en-US |
| Acceptlanguage: | en-US |
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| Delivery-date: | Thu, 09 Jul 2009 18:46:27 -0700 |
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| Thread-index: | AcoAhVgmAzoA2GxCQ8a0J7ZQtKWWZQAeEm9Q |
| Thread-topic: | [PATCH v2.0 5/6] Handler m2p table and frametable fault in pagefault handler |
Yes, it should be RDWR.
--jyh
Jan Beulich wrote:
>>>> "Jiang, Yunhong" <yunhong.jiang@xxxxxxxxx> 07/08/09 9:44 AM >>>
>> +int pagefault_by_memadd(unsigned long addr, struct cpu_user_regs
>> *regs) +{ + if ( guest_mode(regs) )
>> + {
>> + if ( ((addr >= RO_MPT_VIRT_START) && (addr <
>> RO_MPT_VIRT_END)) ) + return 1; + }
>> + else
>> + {
>> + if ( (addr >= RO_MPT_VIRT_START) && (addr <
>> RDWR_MPT_VIRT_END) )
>
> RDWR_...?
>
> Jan
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