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Re: [PATCH v5 06/13] lockdep: Implement crossrelease feature

Started byPeter Zijlstra <peterz@infradead.org>
First post2017-02-28 13:30 +0100
Last post2017-02-28 13:30 +0100
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  Re: [PATCH v5 06/13] lockdep: Implement crossrelease feature Peter Zijlstra <peterz@infradead.org> - 2017-02-28 13:30 +0100

#1589402 — Re: [PATCH v5 06/13] lockdep: Implement crossrelease feature

FromPeter Zijlstra <peterz@infradead.org>
Date2017-02-28 13:30 +0100
SubjectRe: [PATCH v5 06/13] lockdep: Implement crossrelease feature
Message-ID<tfP4K-4lm-11@gated-at.bofh.it>
On Wed, Jan 18, 2017 at 10:17:32PM +0900, Byungchul Park wrote:
> +	/*
> +	 * Each work of workqueue might run in a different context,
> +	 * thanks to concurrency support of workqueue. So we have to
> +	 * distinguish each work to avoid false positive.
> +	 *
> +	 * TODO: We can also add dependencies between two acquisitions
> +	 * of different work_id, if they don't cause a sleep so make
> +	 * the worker stalled.
> +	 */
> +	unsigned int		work_id;

I don't understand... please explain.

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