linux-kernel - Re: [PATCH] iovec: move memcpy_from/toiovecend to lib/iovec.c

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Message-Id: <20140619.210637.1702701955085552032.davem@davemloft.net>
Date:	Thu, 19 Jun 2014 21:06:37 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	mst@...hat.com
Cc:	linux-kernel@...r.kernel.org, rdunlap@...radead.org,
	sfr@...b.auug.org.au, hjk@...sjkoch.de, gregkh@...uxfoundation.org,
	stephen@...workplumber.org, sean.hefty@...el.com,
	fx.lebail@...oo.com, jasowang@...hat.com,
	hannes@...essinduktion.org, wuzhy@...ux.vnet.ibm.com,
	nab@...ux-iscsi.org, netdev@...r.kernel.org
Subject: Re: [PATCH] iovec: move memcpy_from/toiovecend to lib/iovec.c

From: "Michael S. Tsirkin" <mst@...hat.com>
Date: Thu, 19 Jun 2014 21:22:56 +0300

> ERROR: "memcpy_fromiovecend" [drivers/vhost/vhost_scsi.ko] undefined!
> 
> commit 9f977ef7b671f6169eca78bf40f230fe84b7c7e5
>     vhost-scsi: Include prot_bytes into expected data transfer length
> in target-pending makes drivers/vhost/scsi.c call memcpy_fromiovecend().
> This function is not available when CONFIG_NET is not enabled.
> 
> socket.h already includes uio.h, so no callers need updating.
> 
> Reported-by: Randy Dunlap <rdunlap@...radead.org>
> Cc: Stephen Rothwell <sfr@...b.auug.org.au>
> Cc: "David S. Miller" <davem@...emloft.net>
> Signed-off-by: Michael S. Tsirkin <mst@...hat.com>
> ---
> 
> David, could you please ack merging this through
> target-pending to avoid dependency issues?

Yep, this looks fine:

Signed-off-by: David S. Miller <davem@...emloft.net>
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