linux-kernel - Re: [PATCH 1/2] fs: remove duplicated iovec checking code v8

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Date:	Mon, 19 Mar 2007 09:28:28 +0000
From:	Christoph Hellwig <hch@...radead.org>
To:	Dmitriy Monakhov <dmonakhov@...nvz.org>
Cc:	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	linux-ntfs-dev@...ts.sourceforge.net, xfs@....sgi.com,
	devel@...nvz.org
Subject: Re: [PATCH 1/2] fs: remove duplicated iovec checking code v8

On Mon, Mar 19, 2007 at 10:49:01AM +0300, Dmitriy Monakhov wrote:
> 
> Where are several places where the same code used for iovec checks.
> This patch just move this code to separate helper function, and replace
> duplicated code with it. IMHO it is better because these are checks that
> we want for all filesystems/drivers that use vectored I/O.

Please move this into the common code path, so it's checked before
entering the filesystem.  This won't cover the calculating count
until we have an iodesc/uio strcuture to pass it down, so feel free
to add a tiny helper for that temporaily.

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