Re: Request for testers: glibc update to work around Intel TSX errata microcode_ctl problems.

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On Sun, Sep 28, 2014 at 8:17 PM, Reindl Harald <h.reindl@xxxxxxxxxxxxx> wrote:
>
> Am 28.09.2014 um 20:13 schrieb Carlos O'Donell:
>> On 09/28/2014 01:24 PM, drago01 wrote:
>>> On Sun, Sep 28, 2014 at 6:49 PM, Carlos O'Donell <carlos@xxxxxxxxxx> wrote:
>>>> On 09/26/2014 02:34 PM, Carlos O'Donell wrote:
>>>>> Developers.
>>>>>
>>>>> Testers wanted immediately for:
>>>>>
>>>>> https://admin.fedoraproject.org/updates/glibc-2.18-16.fc20
>>>>>
>>>>> and
>>>>>
>>>>> https://admin.fedoraproject.org/updates/glibc-2.20-4.fc21
>>>>
>>>> For FC21 was missed a case where TSX was being used and had
>>>> to push one more update -5 to cover this case.
>>>
>>> Does that update still make sense given that the kernel / dracut
>>> update enables early microcode loading?
>>
>> What about the case where the user runs a custom kernel?
>
> then he needs to build it right
>
> don't get me wrong but you can't seriously disable TSX
> completly because a *possible* out-of-distribution kernel

Well the microcode update *does* disable TSX (so that only applies to
new yet to be introduced cpus) ... but yeah if you build your own
kernel you should try to be as close to possible to the distro config.
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