On 22.03.2017 22:00, Kevin Wolf wrote: > Success for bdrv_flush() means that all previously written data is safe > on disk. For fdatasync(), the best semantics we can hope for on Linux > (without O_DIRECT) is that all data that was written since the last call > was successfully written back. Therefore, and because we can't redo all > writes after a flush failure, we have to give up after a single > fdatasync() failure. After this failure, we would never be able to make > the promise that a successful bdrv_flush() makes. > > Signed-off-by: Kevin Wolf <kw...@redhat.com> > --- > block/file-posix.c | 22 ++++++++++++++++++++++ > 1 file changed, 22 insertions(+)
Thanks, applied to my block branch for 2.9: https://github.com/XanClic/qemu/commits/block Max
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