linux-ext4 - Re: [PATCH v21 18/30] ext4: Provide a splice-read stub

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Message-ID: <ZGhIpbrgQaPRPC3c@infradead.org>
Date:   Fri, 19 May 2023 21:12:21 -0700
From:   Christoph Hellwig <hch@...radead.org>
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>, Theodore Ts'o <tytso@....edu>,
        Andreas Dilger <adilger.kernel@...ger.ca>,
        linux-ext4@...r.kernel.org
Subject: Re: [PATCH v21 18/30] ext4: Provide a splice-read stub

On Sat, May 20, 2023 at 01:00:37AM +0100, David Howells wrote:
> Provide a splice_read stub for Ext4.  This does the inode shutdown check
> before proceeding.  Splicing from DAX files and O_DIRECT fds is handled by
> the caller.

Not sure I'd call this a stub, but then again I'm not a native speaker.

The patch itself looks good:

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