From: Wanlong Gao <gaowanlong@cn.fujitsu.com>
Date: Wed, 20 Mar 2013 05:14:28 +0000 (+1030)
Subject: virtio-scsi: use virtqueue_add_sgs for command buffers
X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~63^2~37
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=682993b4e445bdfe9935d5e6e298565b7e11d7ee;p=pandora-kernel.git

virtio-scsi: use virtqueue_add_sgs for command buffers

Using the new virtqueue_add_sgs function lets us simplify the queueing
path.  In particular, all data protected by the tgt_lock is just gone
(multiqueue will find a new use for the lock).

Signed-off-by: Wanlong Gao <gaowanlong@cn.fujitsu.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Asias He <asias@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
---

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