On Wed, Jun 08, 2016 at 04:10:10PM +0200, Kevin Wolf wrote: > The raw-posix block driver actually supports byte-aligned requests now > on non-O_DIRECT images, like it already (and previously incorrectly) > claimed in bs->request_alignment. > > For some block drivers this means that a RMW cycle can be avoided when > they write sub-sector metadata e.g. for cluster allocation. > > Signed-off-by: Kevin Wolf <[email protected]> > --- > block/linux-aio.c | 6 ++---- > block/raw-aio.h | 2 +- > block/raw-posix.c | 42 ++++++++++++++++++++++-------------------- > 3 files changed, 25 insertions(+), 25 deletions(-)
Reviewed-by: Stefan Hajnoczi <[email protected]>
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