linux-kernel - Re: [PATCH v21 22/30] ocfs2: Provide a splice-read stub

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Message-ID: <e3ee56fc-515a-eb92-b923-360e4a758c12@linux.alibaba.com>
Date:   Mon, 22 May 2023 14:34:44 +0800
From:   Joseph Qi <joseph.qi@...ux.alibaba.com>
To:     David Howells <dhowells@...hat.com>
Cc:     Jens Axboe <axboe@...nel.dk>, Al Viro <viro@...iv.linux.org.uk>,
        Christoph Hellwig <hch@...radead.org>,
        Matthew Wilcox <willy@...radead.org>, Jan Kara <jack@...e.cz>,
        Jeff Layton <jlayton@...nel.org>,
        David Hildenbrand <david@...hat.com>,
        Jason Gunthorpe <jgg@...dia.com>,
        Logan Gunthorpe <logang@...tatee.com>,
        Hillf Danton <hdanton@...a.com>,
        Christian Brauner <brauner@...nel.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        linux-fsdevel@...r.kernel.org, linux-block@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        Christoph Hellwig <hch@....de>, Mark Fasheh <mark@...heh.com>,
        Joel Becker <jlbec@...lplan.org>, ocfs2-devel@....oracle.com
Subject: Re: [PATCH v21 22/30] ocfs2: Provide a splice-read stub



On 5/22/23 2:28 PM, David Howells wrote:
> Joseph Qi <joseph.qi@...ux.alibaba.com> wrote:
> 
>> Don't see direct IO logic now. Am I missing something?
> 
> See that patch description ;-)
> 
>     Provide a splice_read stub for ocfs2.  This emits trace lines and does an
>     atime lock/update before calling filemap_splice_read().  Splicing from
>     direct I/O is handled by the caller.
> 

Oops, missed the patch 7 of the series since I've only received this
one:(
Have checked it on maillist, it's fine for me now.

Thanks,
Joseph