Can you please explain a bit more about it? Isnt this the default for the
switch case where matches with any of the l1, l2, l3 are not found. what
does this default of *not_a_pt *signify
Thanks,
Furquan
On Tue, Jan 13, 2009 at 5:26 PM, gkkkk kgv <gkcdri@gmail.com> wrote:
> Hello,
> *not_a_pt this one will decide that whether before writing to the
> mmu ,the page type is matching all the conditions or not.*
>
> **
> Thanks
> vijay
>
>
>
> On Tue, Jan 13, 2009 at 5:20 PM, Furquan Shaikh <
> furquan.m.shaikh@gmail.com> wrote:
>
>> Hello friends,
>> Can anyone please tell me what the *not_a_pt: *label in do_mmu_update
>> used for?
>>
>> *default:
>> not_a_pt:
>> {
>> if ( unlikely(!get_page_type(page,
>> PGT_writable_page)) )
>> break;
>>
>> perfc_incr(writable_mmu_updates);
>> okay = paging_write_guest_entry(v, va, req.val,
>> _mfn(mfn));
>>
>> put_page_type(page);
>> }
>> break;
>>
>>
>> *Regards,
>> Furquan
>>
>> _______________________________________________
>> Xen-devel mailing list
>> Xen-devel@lists.xensource.com
>> http://lists.xensource.com/xen-devel
>>
>>
>
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