On Wednesday 04 April 2007 17:45:44 Jeremy Fitzhardinge wrote: > Andi Kleen wrote: > > Why is there a difference for null syscall? I had assumed we patched all > > the > > fast path cases relevant there. Do you have an idea where it comes from? > > Sure. There's indirect calls for things like sti/cli/iret. It goes > back to native speed when you patch the real instructions inline.
I was talking about the patched case. It seemed to be a little slower too, but in theory it shouldn't have been, no? -Andi - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
