Re: [PATCH 4/8] btrfs: Switch to iomap_dio_rw() for dio

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Subject: Re: [PATCH 4/8] btrfs: Switch to iomap_dio_rw() for dio
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Thu, 5 Dec 2019 09:37:28 -0800
Cc: Christoph Hellwig <hch@xxxxxxxxxxxxx>, Goldwyn Rodrigues <rgoldwyn@xxxxxxx>, linux-btrfs@xxxxxxxxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx, darrick.wong@xxxxxxxxxx, fdmanana@xxxxxxxxxx, nborisov@xxxxxxxx, dsterba@xxxxxxx, Goldwyn Rodrigues <rgoldwyn@xxxxxxxx>
In-reply-to: <20191205173648.GC19670@Johanness-MacBook-Pro.local>
References: <20191205155630.28817-1-rgoldwyn@suse.de> <20191205155630.28817-5-rgoldwyn@suse.de> <20191205171815.GA19670@Johanness-MacBook-Pro.local> <20191205171959.GA8586@infradead.org> <20191205173242.GB19670@Johanness-MacBook-Pro.local> <20191205173346.GA26969@infradead.org> <20191205173648.GC19670@Johanness-MacBook-Pro.local>
User-agent: Mutt/1.12.1 (2019-06-15)

On Thu, Dec 05, 2019 at 06:36:48PM +0100, Johannes Thumshirn wrote:
> To hide the implementation details and not provoke someone yelling layering
> violation?

The only layering is ->direct_IO, and this is a step to get rid of that
junk..

Follow-Ups:
- Re: [PATCH 4/8] btrfs: Switch to iomap_dio_rw() for dio
  - From: Christoph Hellwig

References:
- [PATCH 0/8 v3] btrfs direct-io using iomap
  - From: Goldwyn Rodrigues
- [PATCH 4/8] btrfs: Switch to iomap_dio_rw() for dio
  - From: Goldwyn Rodrigues
- Re: [PATCH 4/8] btrfs: Switch to iomap_dio_rw() for dio
  - From: Johannes Thumshirn
- Re: [PATCH 4/8] btrfs: Switch to iomap_dio_rw() for dio
  - From: Christoph Hellwig
- Re: [PATCH 4/8] btrfs: Switch to iomap_dio_rw() for dio
  - From: Johannes Thumshirn
- Re: [PATCH 4/8] btrfs: Switch to iomap_dio_rw() for dio
  - From: Christoph Hellwig
- Re: [PATCH 4/8] btrfs: Switch to iomap_dio_rw() for dio
  - From: Johannes Thumshirn

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