On Mon, May 30, 2016 at 01:31:13PM +0200, Peter Lieven wrote: > in a read-modify-write cycle a small request might cause > head and tail to fall into the same aligned block. Currently > QEMU reads the same block twice in this case which is > not necessary. > > Signed-off-by: Peter Lieven <p...@kamp.de> > --- > v1->v2: following Paolos suggestions to simplify the if condition and > adjusting the comment > v2->v3: fix iotest 077 for requests that are within the same aligned block > [Fam, Kevin] > > block/io.c | 8 ++++++++ > tests/qemu-iotests/077 | 12 +----------- > tests/qemu-iotests/077.out | 26 -------------------------- > 3 files changed, 9 insertions(+), 37 deletions(-)
Thanks, applied to my block tree: https://github.com/stefanha/qemu/commits/block Stefan
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