On 11/07/2013 08:26 PM, Fam Zheng wrote: > If backing file doesn't exist, the error message is confusing and > misleading: > > $ qemu /tmp/a.qcow2 > qemu: could not open disk image /tmp/a.qcow2: Could not open file: No > such file or directory >
> This is not intuitive. It's better to have the missing file's name in > the error message. With this patch: > > $ qemu-io -c 'read 0 512' /tmp/a.qcow2 > qemu-io: can't open device /tmp/a.qcow2: Could not open backing > file: Could not open '/stor/vm/arch.raw': No such file or directory > no file open, try 'help open' > > Which is a little bit better. > > Signed-off-by: Fam Zheng <f...@redhat.com> > > --- > v2: Don't leak local_err (Eric). Thanks. Reviewed-by: Eric Blake <ebl...@redhat.com> -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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