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SubjectRe: [PATCH v14 05/12] cpuset: Add an error state to cpuset.sched.partition
On Mon, Oct 15, 2018 at 04:29:30PM -0400, Waiman Long wrote:
> + spin_lock_irq(&callback_lock);
> + clear_bit(CS_CPU_EXCLUSIVE, &cp->flags);
> + spin_unlock_irq(&callback_lock);

A single atomic bitop wrapped in a spinlock.. maybe it is correct, but
it looks suspicous.

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