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The AVX disable is only when you use "gather_data_sampling=force". The default is to leave AVX alone and proclaim the system to be vulnerable. From https://gi
by hansendc 3y ago
The AVX disable is only when you use "gather_data_sampling=force". The default is to leave AVX alone and proclaim the system to be vulnerable.
From https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=553a5c03e90a https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/lin... :
> Specifying "gather_data_sampling=force" will use the microcode mitigation when
> available or disable AVX on affected systems where the microcode hasn't been
> updated to include the mitigation.
Disclaimer: I work on Linux at Intel. I probably wrote or tweaked the documentation and changelogs that are confusing folks.
- kzrdude 3y agoGreat, thanks for the clarification