linux-kernel - Re: [PATCH v2] fs: clean up usage of noop_dirty

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Message-ID: <ZOyQePmvT6LaJst+@casper.infradead.org>
Date:   Mon, 28 Aug 2023 13:18:00 +0100
From:   Matthew Wilcox <willy@...radead.org>
To:     Xueshi Hu <xueshi.hu@...rtx.com>
Cc:     hch@...radead.org, dan.j.williams@...el.com,
        vishal.l.verma@...el.com, dave.jiang@...el.com,
        jayalk@...works.biz, daniel@...ll.ch, deller@....de,
        bcrl@...ck.org, viro@...iv.linux.org.uk, brauner@...nel.org,
        jack@...e.com, tytso@....edu, adilger.kernel@...ger.ca,
        miklos@...redi.hu, mike.kravetz@...cle.com, muchun.song@...ux.dev,
        djwong@...nel.org, akpm@...ux-foundation.org, hughd@...gle.com,
        nvdimm@...ts.linux.dev, linux-cxl@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-fbdev@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, linux-aio@...ck.org,
        linux-fsdevel@...r.kernel.org, linux-ext4@...r.kernel.org,
        linux-mm@...ck.org, linux-xfs@...r.kernel.org
Subject: Re: [PATCH v2] fs: clean up usage of noop_dirty_folio

On Mon, Aug 28, 2023 at 03:54:49PM +0800, Xueshi Hu wrote:
> In folio_mark_dirty(), it can automatically fallback to
> noop_dirty_folio() if a_ops->dirty_folio is not registered.
> 
> As anon_aops, dev_dax_aops and fb_deferred_io_aops becames empty, remove
> them too.
> 
> Signed-off-by: Xueshi Hu <xueshi.hu@...rtx.com>

Reviewed-by: Matthew Wilcox (Oracle) <willy@...radead.org>