linux-kernel - Re: [PATCH v4 06/16] mm/filemap: Add helper for finding pages

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Message-ID: <20201114100318.GG19102@lst.de>
Date:   Sat, 14 Nov 2020 11:03:18 +0100
From:   Christoph Hellwig <hch@....de>
To:     "Matthew Wilcox (Oracle)" <willy@...radead.org>
Cc:     linux-fsdevel@...r.kernel.org, linux-mm@...ck.org,
        akpm@...ux-foundation.org, hughd@...gle.com, hch@....de,
        hannes@...xchg.org, yang.shi@...ux.alibaba.com,
        dchinner@...hat.com, linux-kernel@...r.kernel.org,
        Jan Kara <jack@...e.cz>,
        William Kucharski <william.kucharski@...cle.com>
Subject: Re: [PATCH v4 06/16] mm/filemap: Add helper for finding pages

On Thu, Nov 12, 2020 at 09:26:31PM +0000, Matthew Wilcox (Oracle) wrote:
> +	if (mark == XA_PRESENT)
> +		page = xas_find(xas, max);
> +	else
> +		page = xas_find_marked(xas, max, mark);

Is there any good reason xas_find_marked can't handle the XA_PRESENT
case as well?

Otherwise looks good:

Reviewed-by: Christoph Hellwig <hch@....de>