From: majianpeng <majianpeng@gmail.com>
Date: Thu, 26 Sep 2013 06:42:17 +0000 (+0800)
Subject: ceph: implement readv/preadv for sync operation
X-Git-Tag: v3.14-rc1~71^2~73
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8eb4efb091c8d8f70a0e6822288b043f8691ec51;p=pandora-kernel.git

ceph: implement readv/preadv for sync operation

For readv/preadv sync-operatoin, ceph only do the first iov.
Now implement this.

Signed-off-by: Jianpeng Ma <majianpeng@gmail.com>
Reviewed-by: Yan, Zheng <zheng.z.yan@intel.com>
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