Re: [PATCH] xen: fix 32-bit build resulting from mmu move

[Ingo Molnar]

* Jeremy Fitzhardinge <jeremy@xxxxxxxx> wrote:

> Ingo Molnar wrote:
>> i have a lot of successful builds with that pattern, that's why i asked 
>> for a specific config from you that definitely triggers it - i'd like 
>> to investigate how it escaped my testing procedures.
>>   
>
> Hm, I don't see how you could be; the functions are just outright  
> missing.  Without the patch, the attached config fails with:
>
> $ make 'ARCH=i386' arch/x86/xen/mmu.o
> [...]
>  CC      arch/x86/xen/mmu.o
> /home/jeremy/hg/xen/paravirt/linux/arch/x86/xen/mmu.c:1810: error: 'xen_kmap_atomic_pte' undeclared here (not in a function)
> /home/jeremy/hg/xen/paravirt/linux/arch/x86/xen/mmu.c:1816: error: 'xen_set_pte_init' undeclared here (not in a function)
> /home/jeremy/hg/xen/paravirt/linux/arch/x86/xen/mmu.c:1824: error: initializer element is not constant
> /home/jeremy/hg/xen/paravirt/linux/arch/x86/xen/mmu.c:1824: error: (near initialization for 'xen_mmu_ops.pte_val')
> /home/jeremy/hg/xen/paravirt/linux/arch/x86/xen/mmu.c:1825: error: initializer element is not constant
> /home/jeremy/hg/xen/paravirt/linux/arch/x86/xen/mmu.c:1825: error: (near initialization for 'xen_mmu_ops.pgd_val')
> /home/jeremy/hg/xen/paravirt/linux/arch/x86/xen/mmu.c:1827: error: initializer element is not constant
> /home/jeremy/hg/xen/paravirt/linux/arch/x86/xen/mmu.c:1827: error: (near initialization for 'xen_mmu_ops.make_pte')
> /home/jeremy/hg/xen/paravirt/linux/arch/x86/xen/mmu.c:1828: error: initializer element is not constant
> /home/jeremy/hg/xen/paravirt/linux/arch/x86/xen/mmu.c:1828: error: (near initialization for 'xen_mmu_ops.make_pgd')
> /home/jeremy/hg/xen/paravirt/linux/arch/x86/xen/mmu.c:1838: error: initializer element is not constant
> /home/jeremy/hg/xen/paravirt/linux/arch/x86/xen/mmu.c:1838: error: (near initialization for 'xen_mmu_ops.make_pmd')
> /home/jeremy/hg/xen/paravirt/linux/arch/x86/xen/mmu.c:1839: error: initializer element is not constant
> /home/jeremy/hg/xen/paravirt/linux/arch/x86/xen/mmu.c:1839: error: (near initialization for 'xen_mmu_ops.pmd_val')
> make[3]: *** [arch/x86/xen/mmu.o] Error 1
> make[2]: *** [arch/x86/xen/mmu.o] Error 2
> make[1]: *** [sub-make] Error 2
> make: *** [all] Error 2
>

hm, it triggers here too. Maybe the count of 32-bit tests wasnt high enough 
yet to hit this.

	Ingo
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