RE: [Xen-devel] Unknown interrupt on x86_64 Xen on ES7000 x86_64

["Nakajima, Jun" <jun.nakajima@xxxxxxxxx>]

Puthiyaparambil, Aravindh wrote:
> Xen and Dom0 boots successfully on the Dell PowerEdge x86_64 box with
> Keir's new time fix. I did have to comment out the printk as suggested
> by Jun as the serial was getting flooded otherwise.
> 
> Jun, are you going to submit a patch for the map_alloc() function?
> 
> On the ES7000 x86_64 I no longer see the "Assertion 'tsc_elapsed32 !=
> 0'". But the system dies on the error shown at the end of the email.
> This is with changeset 6081 + Jun's map_alloc fix + Jerone's rm_nx
> patch. Any suggestions as to how to proceed?

Can you try to add mem=3g for the xen boot entry?

Jun
---
Intel Open Source Technology Center

> 
> Thanks
> Aravindh
> 
>
------------------------------------------------------------------------
> 
>> -----Original Message-----
>> Try to use old version of arch/x86/time.c, for example, the one
>> attached. You also might want to comment out:
>> 
>> asmlinkage int do_page_fault(struct cpu_user_regs *regs) {
>>     ...
>> 
>> xen_fault:
>> 
>>     if ( likely((fixup = search_exception_table(regs->eip)) != 0) ) 
>>         { perfc_incrc(copy_user_faults);
>>         if ( !shadow_mode_enabled(d) )
>>             //      DPRINTK("Page fault: %p -> %p\n", _p(regs->eip),
>>             _p(fixup)); ;
>>         regs->eip = fixup;
>>         return 0;
>>     }
>> 
>> Jun
>> ---
>> Intel Open Source Technology Center




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