linux-kernel - Re: [PATCH RFC 3/5] lightnvm: add sync support for submit

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Message-ID: <56701F67.7010109@bjorling.me>
Date:	Tue, 15 Dec 2015 15:10:47 +0100
From:	Matias Bjørling <m@...rling.me>
To:	Christoph Hellwig <hch@...radead.org>
Cc:	linux-block@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH RFC 3/5] lightnvm: add sync support for submit_io

On 12/15/2015 01:34 PM, Christoph Hellwig wrote:
> On Mon, Dec 14, 2015 at 02:17:05PM +0100, Matias Bj??rling wrote:
>> Allow read and write I/Os to be issued synchronous. Users include the
>> LightNVM core to implement system block support and similar.
>
> I think the right way to implement this is to wait in the caller,
> e.g. set your end_io handler to a trivial one that just does a complete
> and add a completion that you can wait on in the caller.
>

Thanks Christoph. I'll change it.
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