linux-ext4 - Re: [PATCH 1/1] mm/block: convert rw

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Date:	Fri, 5 Aug 2016 00:53:35 -0700
From:	Christoph Hellwig <hch@...radead.org>
To:	Dave Chinner <david@...morbit.com>
Cc:	Jens Axboe <axboe@...nel.dk>, kbuild test robot <lkp@...el.com>,
	Mike Christie <mchristi@...hat.com>, kbuild-all@...org,
	ross.zwisler@...ux.intel.com, linux-ext4@...r.kernel.org,
	linux-block@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	minchan@...nel.org, ngupta@...are.org, vishal.l.verma@...el.com
Subject: Re: [PATCH 1/1] mm/block: convert rw_page users to bio op use

On Fri, Aug 05, 2016 at 12:18:55PM +1000, Dave Chinner wrote:
> Give this is being spread all over the kernel way outside the block
> layer and IO path, shouldn't this have some kind of namespace
> component to the name? i.e "req_op_is_write()"?

The READ/WRITE #defines alias to the request ops, so this helper is
rather global as well.  Not that I like it, but it will take a while
to clean that up, including making various things __bitwise annotated
enums to get proper sparse type checking.
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