Re: [RFC PATCH v2 6/6] x86/entry/pti: don't switch PGD on when pti_disable is set

From: Josh Poimboeuf
Date: Thu Jan 11 2018 - 14:26:18 EST


On Thu, Jan 11, 2018 at 08:19:35PM +0100, Olivier Galibert wrote:
> Wouldn't the time taken by an easy syscall like getuid be a clear indicator?

I think only if you had a baseline measurement to compare against.

--
Josh