Re: [PATCH v3 5/6] x86/ftrace: Use text_poke()

From: Peter Zijlstra
Date: Wed Oct 16 2019 - 03:42:32 EST

> 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...

If distros ship that crap, I'm going to laugh at them the next time they
want a single digit performance improvement because *important*.