On Thu, 15 Jan 2015 22:51:30 -0500 Steven Rostedt <rost...@goodmis.org> wrote:
> > I haven't done benchmarks in a while, so perhaps accessing the %gs > segment isn't as expensive as I saw it before. I'll have to profile > function tracing on my i7 and see where things are slow again. I just ran it on my i7, and yeah, the %gs access isn't much worse than any of the other instructions. I had an old box that recently died that I did my last benchmarks on, so that was probably why it made such a difference. -- Steve -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
