On 22.11.19 17:05, Kevin Wolf wrote: > In the common case, qcow2_co_pwrite_zeroes() already only modifies > metadata case, so we're fine with or without BDRV_REQ_NO_FALLBACK set. > > The only exception is when using an external data file, where the > request is passed down to the block driver of the external data file. We > are forwarding the BDRV_REQ_NO_FALLBACK flag there, though, so this is > fine, too. > > Declare the flag supported therefore. > > Signed-off-by: Kevin Wolf <kw...@redhat.com> > --- > block/qcow2.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-)
Reviewed-by: Max Reitz <mre...@redhat.com>
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