Re: [RFC PATCH v2 1/3] x86: cpu/bugs: update SpectreRSB comments for AMD

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On Mon, Nov 11, 2024 at 12:39:09PM -0800, Josh Poimboeuf wrote:
> This is why it's important to spell out all the different cases in the
> comments.  I was attempting to document the justifications for the
> existing behavior.
> 
> You make some good points, though backing up a bit, I realize my comment
> was flawed for another reason: the return thunks only protect the
> kernel, but RSB filling on context switch is meant to protect user
> space.
> 
> So, never mind...

That said, I still think the comments need an update.  I'll try to come
up with something later.

-- 
Josh




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