Re: [PATCH 01/16] x86, fpu: wrap get_xsave_addr() to make it safer

[Dave Hansen]

On 04/22/2015 08:17 AM, Thomas Gleixner wrote:
> On Wed, 22 Apr 2015, Dave Hansen wrote:
>> On 04/22/2015 06:31 AM, Borislav Petkov wrote:
>>> I read tsk_get_xsave_field(@tsk, ) as give me the xsave field of @tsk
>>> but doing used_math() we're querying current and I'm not sure
>>>
>>> 	tsk == current
>>>
>>> in all the call sites of tsk_get_xsave_field().
>>
>> There aren't that many call sites. :)
>>
>> But, yeah, tsk==current for all of them at the moment.
> 
> Is there a reason to have the task argument at all if thats only
> intended for current?

No, there is no good reason.  I'll rework it and resend the set.

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