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SubjectRe: [RFC PATCH v3 4/7] powerpc: regain entire stack space
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Le 03/10/2018 à 07:34, Nicholas Piggin a écrit :
> On Mon, 1 Oct 2018 12:30:25 +0000 (UTC)
> Christophe Leroy <christophe.leroy@c-s.fr> wrote:
>
>> thread_info is not anymore in the stack, so the entire stack
>> can now be used.
>
> Nice.
>
>>
>> In the meantime, all pointers to the stacks are not anymore
>> pointers to thread_info so this patch changes them to void*
>
> Wasn't this previously effectively already the case with patch
> 3/7? You had thread_info sized space left there, but it was not
> used or initialized right? Does it make sense to move this part
> of it to the previous patch?

Not really.

In 3/7 I changed the prototypes of two functions that really used the
pointer as a task pointer only.

Here it change things that before 4/7 were really used as both stack
pointers and thread_info pointers.

Christophe

>
> Thanks,
> Nick
>

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