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Date:   Tue, 4 Apr 2017 08:31:05 -0700
From:   Davidlohr Bueso <dave@...olabs.net>
To:     Jan Kara <jack@...e.cz>
Cc:     Laurent Dufour <ldufour@...ux.vnet.ibm.com>, mingo@...nel.org,
        peterz@...radead.org, akpm@...ux-foundation.org,
        kirill.shutemov@...ux.intel.com, mhocko@...e.com,
        mgorman@...hsingularity.net, linux-kernel@...r.kernel.org,
        Davidlohr Bueso <dbueso@...e.de>
Subject: Re: [PATCH 1/5] locking: Introduce range reader/writer lock

On Mon, 03 Apr 2017, Jan Kara wrote:

>Or just a plain sequence counter of the lock operations?

So what I dislike about this is that we'd also have to enlarge
the struct range_rwlock_tree. otoh, I'm hesitant to depend on
the tick rate for lock correctness, so perhaps your suggestion
is best.

Thanks,
Davidlohr

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