Re: [Xen-devel] [PATCH] x86: fix determination of bit count for struct domain allocations

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 14.03.14 at 16:30, Andrew Cooper <andrew.cooper3@xxxxxxxxxx> wrote:
> On 14/03/14 15:23, Jan Beulich wrote:
>> We can't just add in the hole shift value, as the hole may be at or
>> above the 44-bit boundary. Instead we need to determine the total bit
>> count until reaching 32 significant (not squashed out) bits in PFN
>> representations.
>>
>> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
>>
>> --- a/xen/arch/x86/domain.c
>> +++ b/xen/arch/x86/domain.c
>> @@ -180,6 +180,19 @@ void dump_pageframe_info(struct domain *
>>      spin_unlock(&d->page_alloc_lock);
>>  }
>>  
>> +static unsigned int __init noinline _domain_struct_bits(void)
> 
> noinline for debugging purposes?

No, for it to really end up in .init.text (as the caller is in .text).

Jan


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