From: Kent Overstreet <koverstreet@google.com>
Date: Fri, 28 Sep 2012 20:17:55 +0000 (-0700)
Subject: block: Add bio_advance()
X-Git-Tag: omap-for-v3.10/fixes-for-merge-window-part2~11^2~8^2~22
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=054bdf646e36c2f7dc1bf6bc6209dbbb5909164b;p=pandora-kernel.git

block: Add bio_advance()

This is prep work for immutable bio vecs; we first want to centralize
where bvecs are modified.

Next two patches convert some existing code to use this function.

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