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SubjectRe: rcu_preempt self-detected stall on CPU from 4.5-rc3, since 3.17
On Sun, Mar 27, 2016 at 08:40:18AM -0700, Paul E. McKenney wrote:
> Oh, and the patch I am running with is below. I am running x86, and so
> some other architectures would of course need the corresponding patch
> on that architecture.

> -#define TIF_POLLING_NRFLAG 21 /* idle is polling for TIF_NEED_RESCHED */

Also note that ARM (v7) which Ross is running doesn't have this to begin
with.

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