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On 01/30/2015 04:46 PM, Dave Hansen wrote:
> On 01/30/2015 09:49 AM, r...@redhat.com wrote:
>> @@ -440,8 +440,9 @@ static inline fpu_switch_t
>> switch_fpu_prepare(struct task_struct *old, struct ta
>> new->thread.fpu_counter > 5); if (__thread_has_fpu(old)) { if
>> (!__save_init_fpu(old)) - cpu = ~0; -
>> old->thread.fpu.last_cpu
>> = cpu; + task_disable_lazy_fpu_restore(old); +
>> else +
>> old->thread.fpu.last_cpu = cpu;
>
> What is the 'else' doing here? It seems a bit disconnected from
> the other parts of the patch.
The assignment was already there before, but we would set
cpu to ~0 if __save_init_fpu failed.
Now there are different branches for failure and success,
with the success branch having the same assignment that
was there before.
- --
All rights reversed
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