On 09/15/2017 05:10 AM, Kevin Wolf wrote: > qemu-io provides a 'reopen' command that allows switching from writable > to read-only access. We need to make sure that we don't try to keep > write permissions to a BlockBackend that becomes read-only, otherwise > things are going to fail. > > command() already makes sure to request any additional permissions that > a qemu-io command requires, so just resetting the permissions to values > that are safe for read-only images is enough to fix this. > > As a side effect, this makes the output of qemu-iotests case 187 more > consistent. > > Signed-off-by: Kevin Wolf <kw...@redhat.com> > --- > qemu-io.c | 13 +++++++++++++ > tests/qemu-iotests/187.out | 2 +- > 2 files changed, 14 insertions(+), 1 deletion(-) >
Reviewed-by: Eric Blake <ebl...@redhat.com> -- Eric Blake, Principal Software Engineer Red Hat, Inc. +1-919-301-3266 Virtualization: qemu.org | libvirt.org
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