On 8/16/19 4:55 AM, Kevin Wolf wrote: > If QEMU_AIO_NO_FALLBACK is given, we always return failure and don't > even try to use the BLKZEROOUT ioctl. In this failure case, we shouldn't > disable has_write_zeroes because we didn't learn anything about the > ioctl. The next request might not set QEMU_AIO_NO_FALLBACK and we can > still use the ioctl then. > > Reported-by: Eric Blake <ebl...@redhat.com> > Signed-off-by: Kevin Wolf <kw...@redhat.com> > --- > block/file-posix.c | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) >
Reviewed-by: Eric Blake <ebl...@redhat.com> Fixes: 738301e1175 -- Eric Blake, Principal Software Engineer Red Hat, Inc. +1-919-301-3226 Virtualization: qemu.org | libvirt.org
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