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SubjectRe: [RFC PATCH] x86/split_lock: Disable SLD if an unaware (out-of-tree) module enables VMX
On Mon, Apr 06, 2020 at 06:01:57PM +0200, Peter Zijlstra wrote:
> Please feel free to use my pgprot_nx() and apply liberally on any
> exported function.
>
> But crucially, I don't think any of the still exported functions allows
> getting memory in the text range, and if you want to run code outside of
> the text range, things become _much_ harder. That said, modules
> shouldn't be able to create executable code, full-stop (IMO).

This is what i've got for now:

http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/sanitize-vmalloc-api

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