Re: [PATCH v3 5/6] x86/ftrace: Use text_poke()
From: Miroslav Benes
Date: Wed Oct 16 2019 - 06:15:56 EST
On Wed, 16 Oct 2019, Peter Zijlstra wrote:
> > which are not compatible with livepatching. GCC upstream now has
> > -flive-patching option, which disables all those interfering optimizations.
> Which, IIRC, has a significant performance impact and should thus really
> not be used...
Fortunately, the impact is negligible.