block: Don't save/copy bvec array anymore

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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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Kent Overstreet 2013-11-22 19:39:06 -08:00

parent 1c3b13e64c

commit c8db444820

1 changed files with 13 additions and 41 deletions

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fs/bio.c

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