From: Kent Overstreet <kmo@daterainc.com>
Date: Sat, 23 Nov 2013 03:39:06 +0000 (-0800)
Subject: block: Don't save/copy bvec array anymore
X-Git-Tag: v3.14-rc1~43^2~25
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c8db444820a1e3;p=pandora-kernel.git

block: Don't save/copy bvec array anymore

Now that drivers have been converted to the bvec_iter primitives, they
shouldn't be modifying the biovec anymore and thus saving it is
unnecessary - code that was previously making a backup of the bvec array
can now just save bio->bi_iter.

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