Messages in this thread |  | | Date | Thu, 12 May 2011 02:20:13 -0700 | | From | "Paul E. McKenney" <> | | Subject | Re: [GIT PULL rcu/next] rcu commits for 2.6.40 |
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On Thu, May 12, 2011 at 12:42:50AM -0700, Yinghai Lu wrote: > On 05/12/2011 12:27 AM, Yinghai Lu wrote: > > On 05/11/2011 11:03 PM, Ingo Molnar wrote: > >> > >> * Yinghai Lu <yinghai@kernel.org> wrote: > >> > >>> e59fb3120becfb36b22ddb8bd27d065d3cdca499 is the first bad commit > >>> commit e59fb3120becfb36b22ddb8bd27d065d3cdca499 > >>> Author: Paul E. McKenney <paulmck@linux.vnet.ibm.com> > >>> Date: Tue Sep 7 10:38:22 2010 -0700 > >>> > >>> rcu: Decrease memory-barrier usage based on semi-formal proof > >> > >> Find below an (untested!) attempt at reverting it for debugging purposes: could > >> you please try it, does your system now boot up fine? > >> > >> Thanks, > >> > >> Ingo > >> > > > > yes, reverted manually that commit fix the problem. > > on system with 8 sockets westmere-ex > > it seems other commits after that commit contribute some delay too. > > [ 32.240739] cpu_dev_init done > [ 73.587288] memory_dev_init done
I am testing a revert of e59fb3120becfb36b22ddb8bd27d065d3cdca499 and will chase down the delay.
Could you please send along your .config file?
Thanx, Paul
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