From 16ac3d63e74f3d6e34e42d6e523b6a61de0020f0 Mon Sep 17 00:00:00 2001
From: Kent Overstreet <koverstreet@google.com>
Date: Mon, 10 Sep 2012 13:57:51 -0700
Subject: [PATCH] block: Add bio_copy_data()

This gets open coded quite a bit and it's tricky to get right, so make a
generic version and convert some existing users over to it instead.

Signed-off-by: Kent Overstreet <koverstreet@google.com>
CC: Jens Axboe <axboe@kernel.dk>
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Reading git-format-patch failed