linux-kernel - Re: [PATCH 2/4] aio: add a iocb refcount

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Message-ID: <20180726112227.GB3504@bombadil.infradead.org>
Date:   Thu, 26 Jul 2018 04:22:27 -0700
From:   Matthew Wilcox <willy@...radead.org>
To:     Christoph Hellwig <hch@....de>
Cc:     viro@...iv.linux.org.uk, Avi Kivity <avi@...lladb.com>,
        linux-aio@...ck.org, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/4] aio: add a iocb refcount

On Thu, Jul 26, 2018 at 10:29:01AM +0200, Christoph Hellwig wrote:
> +	atomic_t		ki_refcnt;

Should this be a refcount_t instead?  At first glance your usage seems
compatible with refcount_t.