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Subject: Re: [PATCH v3 4/4] io_uring: add support for zone-append
To:     Matthew Wilcox <willy@infradead.org>,
        =?UTF-8?Q?Javier_Gonz=c3=a1lez?= <javier@javigon.com>
Cc:     Kanchan Joshi <joshi.k@samsung.com>, viro@zeniv.linux.org.uk,
        bcrl@kvack.org, hch@infradead.org, damien.lemoal@wdc.com,
        asml.silence@gmail.com, linux-fsdevel@vger.kernel.org,
        mb@lightnvm.io, linux-kernel@vger.kernel.org, linux-aio@kvack.org,
        io-uring@vger.kernel.org, linux-block@vger.kernel.org,
        Selvakumar S <selvakuma.s1@samsung.com>,
        Nitesh Shetty <nj.shetty@samsung.com>,
        Javier Gonzalez <javier.gonz@samsung.com>
References: <33b9887b-eaba-c7be-5dfd-fc7e7d416f48@kernel.dk>
 <36C0AD99-0D75-40D4-B704-507A222AEB81@javigon.com>
 <20200708163327.GU25523@casper.infradead.org>
From:   Jens Axboe <axboe@kernel.dk>
Message-ID: <481e512a-0dd3-ae19-8f32-ed781af28038@kernel.dk>
Date:   Wed, 8 Jul 2020 10:38:44 -0600
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On 7/8/20 10:33 AM, Matthew Wilcox wrote:
> On Wed, Jul 08, 2020 at 06:08:12PM +0200, Javier González wrote:
>>> I just wanted to get clarification there, because to me it sounded like
>>> you expected Kanchan to do it, and Kanchan assuming it "was sorted". I'd
>>> consider that a prerequisite for the append series as far as io_uring is
>>> concerned, hence _someone_ needs to actually do it ;-)
> 
> I don't know that it's a prerequisite in terms of the patches actually
> depend on it.  I appreciate you want it first to ensure that we don't bloat
> the kiocb.

Maybe not for the series, but for the io_uring addition it is.

>> I believe Kanchan meant that now the trade-off we were asking to
>> clear out is sorted. 
>>
>> We will send a new version shortly for the current functionality - we
>> can see what we are missing on when the uring interface is clear. 
> 
> I've started work on a patch series for this.  Mostly just waiting for
> compilation now ... should be done in the next few hours.

Great!

-- 
Jens Axboe