Messages in this thread |  | | | Date | Wed, 20 Jul 2011 07:59:39 -0700 | | From | "Paul E. McKenney" <> | | Subject | Re: Fw: RCU boot debug patch |
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On Wed, Jul 20, 2011 at 10:57:38AM +0530, RKK wrote: > Hi paul, > > On Wed, Jul 20, 2011 at 4:11 AM, Paul E. McKenney > <paulmck@linux.vnet.ibm.com> wrote: > > Hello, Julie and Ravi, > > > > Although we arrived at a patch that worked for both of you, we never did > > identify exactly which RCU callback (or other issue) that was causing > > the problem. It would be good to do this in case there is some other > > problem lurking that might bite us in the future. Mingming has therefore > > put together the following diagnostic patch which should identify the > > callbacks, please see below. > > > > So could you please run this and let us know what you find? There should > > at least be a message for artificial_callback(). > > > > Do i need to apply this patch on today's Linus master or on -rc7 ?
Please do not use -rc7, as that would reproduce your hang. Linus master tree would be best, but -rc7 with the fix applied would work fine as well.
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