Messages in this thread |  | | Date | Thu, 12 May 2011 00:42:50 -0700 | | From | Yinghai Lu <> | | Subject | Re: [GIT PULL rcu/next] rcu commits for 2.6.40 |
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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
Thanks
Yinghai
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