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Date:   Fri, 20 Nov 2020 15:44:38 +0100
From:   Peter Zijlstra <>
To:     Waiman Long <>
Cc:     Ingo Molnar <>, Will Deacon <>,, Davidlohr Bueso <>,
        Phil Auld <>
Subject: Re: [PATCH 2/5] locking/rwsem: Prevent potential lock starvation

On Tue, Nov 17, 2020 at 10:04:26PM -0500, Waiman Long wrote:
> +	long rcnt = (count >> RWSEM_READER_SHIFT);	/* Reader count */

I'm thinking you can do without that comment, the variable name is clear

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