Re: [PATCH v14 1/7] x86/cet/ibt: Add Kconfig option for user-mode Indirect Branch Tracking

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On Mon, Oct 12, 2020 at 08:45:24AM -0700, Yu-cheng Yu wrote:
...
> +	  the application support it.  When this feature is enabled,
> +	  legacy non-IBT applications continue to work, but without
> +	  IBT protection.
> +	  Support for this feature is only known to be present on
> +	  processors released in 2020 or later.  CET features are also
> +	  known to increase kernel text size by 3.7 KB.

It seems the last sentence is redundant - new features always bloat
the kernel code and precise size may differ depending on compiler
and options. Surely this can be patched on top.



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