On Wed, 4 Apr 2018 09:49:27 +0200 Peter Zijlstra <pet...@infradead.org> wrote:
> On Tue, Apr 03, 2018 at 05:06:12PM -0400, Steven Rostedt wrote: > > If you are concerned about attack surface, I could make it a bit more > > difficult to tweak by malicious software. What about the patch below? > > It would be much more difficult to modify this knob from an attack > > vector. > > Not if you build using clang, because that doesn't support asm-goto and > thus falls back to a simple runtime variable, which is exactly what Kees > didn't want. Fix clang ;-) -- Steve
