Re: [PATCH v5 09/11] TAAv5 9

On Fri, 11 Oct 2019, speck for Greg KH wrote:
> On Thu, Oct 10, 2019 at 02:31:51PM -0700, speck for Pawan Gupta wrote:
> I'm sorry, but I do not understand what you are trying to state here.
> 
> Look at the code, and the lock, and determine what it really is doing
> and document that please.  Right now I can't determine it and it looks
> pointless to me, so I must be missing something.

It's protecting the write to the global state along with the actual update
function which writes the MSR on each CPU depending on that global state.

That has to be one protected section for obvious reasons.

Thanks,

	tglx