Messages in this thread | | | Date | Tue, 24 Jan 2006 21:58:46 +0530 | From | Dipankar Sarma <> | Subject | Re: RCU latency regression in 2.6.16-rc1 |
| |
On Tue, Jan 24, 2006 at 04:44:15AM -0500, Lee Revell wrote: > On Tue, 2006-01-24 at 10:23 +0100, Ingo Molnar wrote: > > * Paul E. McKenney <paulmck@us.ibm.com> wrote: > > > > > The other patch to try would be Dipankar Sarma's patch at: > > > > > > http://marc.theaimsgroup.com/?l=linux-kernel&m=113657112726596&w=2 > > > > > > This patch was primarily designed to reduce memory overhead, but given > > > that it tends to reduce batch size, it should also reduce latency. > > > > if this solves Lee's problem, i think we should apply this as a fix, and > > get it into v2.6.16. The patch looks straightforward and correct to me. > > > > Does not compile: > > CC kernel/rcupdate.o > kernel/rcupdate.c:76: warning: 'struct rcu_state' declared inside parameter list
My original patch was against a much older kernel. I will send out a more uptodate patch as soon as I am done with some testing.
Thanks Dipankar - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |