From 1cb9dda4f4332aa560a2db39f92a96e1a8273cf8 Mon Sep 17 00:00:00 2001
From: Kent Overstreet <kmo@daterainc.com>
Date: Wed, 7 Aug 2013 14:26:39 -0700
Subject: [PATCH] block: Convert bio_copy_data() to bvec_iter

Our fancy new bvec iterator makes code like this much easier to write.

Signed-off-by: Kent Overstreet <kmo@daterainc.com>
Cc: Jens Axboe <axboe@kernel.dk>
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