From mboxrd@z Thu Jan  1 00:00:00 1970
From: Christoph Hellwig <hch@infradead.org>
Subject: Re: [PATCH] NET_DMA: remove unused dma_memcpy_to_kernel_iovec
Date: Mon, 30 Jul 2007 19:14:51 +0100
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Cc: David Miller <davem@davemloft.net>, shannon.nelson@intel.com,
	netdev@vger.kernel.org, viro@ftp.linux.org.uk,
	christopher.leech@intel.com, andy.grover@gmail.com
To: pravin <pravin.shelar@gmail.com>
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On Mon, Jul 30, 2007 at 08:09:53PM +0530, pravin wrote:
> comments?


please avoid using plain sendmsg/recvmsg from kernelspace.  Adding these
segment checks is more than a bad hack and not something that should
clutter up fasthpathes.  Add to that problems with kthreads vs blocking
recvmsg and you have a bigger mess than you can handle.