Re: [Xen-devel] [PATCH] console: allocate ring buffer earlier

[Julien Grall <julien.grall@xxxxxxxxxx>]

On 08/12/14 08:52, Jan Beulich wrote:
>>>> On 06.12.14 at 01:05, <julien.grall@xxxxxxxxxx> wrote:
>> On 05/12/2014 16:55, Jan Beulich wrote:
>>   > I didn't change ARM, as I wasn't sure how far ahead this call could be
>>> pulled.
>>
>> AFAIU, the new function only requires that the page table are setup 
>> (because of the alloc_xenheap_pages).
>>
>> So console_init_mem could be called right after console_init_preirq.
> 
> No, it requires that alloc_xenheap_pages() works, i.e. it surely can't
> be placed before the end_boot_allocator() invocation.

Which is the case with the place I was suggesting...

On ARM, end_boot_allocator is called in setup_mm which is called before
console_init_preirq.

Regards,

-- 
Julien Grall

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