On Mon, Dec 16, 2013 at 07:48:32PM +0200, Eliezer Tamir wrote: > On 13/12/2013 15:56, Peter Zijlstra wrote: > > On Fri, Dec 13, 2013 at 12:49:01PM +0200, Eliezer Tamir wrote: > >> On 12/12/2013 16:08, Peter Zijlstra wrote: > >>> This series contains the preempt_enable_no_resched() cleanups that include > >>> spin_lock_bh() optimizations and local_clock() optimizations. > >> > >> I'm trying to test this on tip/master. > >> Patch 3 fails to apply on kenrel/softirq.c > > > > https://git.kernel.org/cgit/linux/kernel/git/peterz/queue.git/log/?h=preempt_clock > > > > Applied just fine here.. stuffed it in a git tree. > > Thanks, > That worked. > > My test is, netperf TCP_RR 1 byte, with busy polling enabled, 30s run. > > I see 92.0K RR with your patches, 91.8K RR with out them. > This is barely above the noise level, but I'm pretty sure it's real. > In any case I don't see any regression.
Awesomeness.. you'll work on subtracting the spin time from the sleep time? -- 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/