From: Nicholas Bellinger <nab@linux-iscsi.org>
Date: Sun, 23 Feb 2014 02:08:24 +0000 (-0800)
Subject: vhost/scsi: Add preallocation of protection SGLs
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~26^2~26
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b1935f687bb93b207ef690f7debc0e9921fc484f;p=pandora-kernel.git

vhost/scsi: Add preallocation of protection SGLs

This patch updates tcm_vhost_make_nexus() to pre-allocate per descriptor
tcm_vhost_cmd->tvc_prot_sgl[] used to expose protection SGLs from within
virtio-scsi guest memory to vhost-scsi.

Cc: Michael S. Tsirkin <mst@redhat.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Martin K. Petersen <martin.petersen@oracle.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Hannes Reinecke <hare@suse.de>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
---

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