Re: warning about spectre with last kernel update

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Le 18/02/2018 à 10:54, Ed Greshko a écrit :
> On 02/18/18 17:01, François Patte wrote:
>> $ strings
>> /usr/lib/modules/4.15.3-300.fc27.x86_64/extra/nvidia-340xx/nvidia.ko |
>> grep gcc
>>
>> gcc version 7.2.1 20170915 (Red Hat 7.2.1-2) (GCC)
> 
> 
> OK.   I believe that RETPOLINE support isn't available in that version of gcc.
> 
> gcc-7.3.1-2.fc27   is the current version
> 
> I think if you upgrade to the most recent version your problem will be fixed when the
> modules are rebuilt

fc27 is the last "stable" version of fedora, and gcc-7.3 seems to have a
patch for retpoline, why the patched version is not available in fedora
repos?


-- 
François Patte
UFR de mathématiques et informatique
Laboratoire CNRS MAP5, UMR 8145
Université Paris Descartes
45, rue des Saints Pères
F-75270 Paris Cedex 06
Tél. +33 (0)6 7892 5822
http://www.math-info.univ-paris5.fr/~patte

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