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Date: Tue, 05 Nov 2002 17:10:56 -0800
From: Andrew Morton <akpm@digeo.com>
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To: Badari Pulavarty <pbadari@us.ibm.com>
CC: linux-aio@kvack.org, lkml <linux-kernel@vger.kernel.org>, bcrl@redhat.com
Subject: Re: [PATCH 1/2] 2.5.46 AIO support for raw/O_DIRECT
References: <200211060101.gA611gE21063@eng2.beaverton.ibm.com>
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Badari Pulavarty wrote:
> 
> Hi,
> 
> Here is (part 1/2) 2.5.46 patch to support AIO for raw/O_DIRECT.
> 
> This patch adds the infrastructure only. It does not make
> DIO code Async. (part 2/2 does). Here is summary of what this
> patch does:
> 
> 1) Adds generic_file_aio_write_nolock() and makes all other
>    generic_file_*_write() to use it.
> 
> 2) Modifies generic_file_direct_IO() and ->direct_IO() functions
>    to take "kiocb *" instead of "file *".
> 
> 3) Renames generic_direct_IO() to blockdev_direct_IO().
>         (Andrew's suggestion)
> 
> 4) Moves generic_file_direct_IO() to mm/filemap.c
>         (Andrew's suggestion)
> 
> 5) Adds AIO read/write support for raw driver.
> 

Looks sane.  Did nfs_direct_IO() not need updating?