linux-kernel - Re: [PATCH v8 14/25] mm: Document why we don't set PageReadahead

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Message-ID: <20200226170359.GB22837@infradead.org>
Date:   Wed, 26 Feb 2020 09:03:59 -0800
From:   Christoph Hellwig <hch@...radead.org>
To:     Matthew Wilcox <willy@...radead.org>
Cc:     linux-fsdevel@...r.kernel.org, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, linux-btrfs@...r.kernel.org,
        linux-erofs@...ts.ozlabs.org, linux-ext4@...r.kernel.org,
        linux-f2fs-devel@...ts.sourceforge.net, cluster-devel@...hat.com,
        ocfs2-devel@....oracle.com, linux-xfs@...r.kernel.org
Subject: Re: [PATCH v8 14/25] mm: Document why we don't set PageReadahead

On Tue, Feb 25, 2020 at 01:48:27PM -0800, Matthew Wilcox wrote:
> From: "Matthew Wilcox (Oracle)" <willy@...radead.org>
> 
> If the page is already in cache, we don't set PageReadahead on it.
> 
> Signed-off-by: Matthew Wilcox (Oracle) <willy@...radead.org>

Looks good,

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