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/openbmc/linux/drivers/block/
H A Drbd.cc622d226 Tue Apr 01 09:22:15 CDT 2014 Guangliang Zhao <lucienchao@gmail.com> rbd: skip the copyup when an entire object writing

It need to copyup the parent's content when layered writing,
but an entire object write would overwrite it, so skip it.

Signed-off-by: Guangliang Zhao <lucienchao@gmail.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
Reviewed-by: Alex Elder <elder@linaro.org>