Re: [PATHCH] add option to supress "At subvol …" message in btrfs send

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On Sat, May 07, 2016 at 06:29:58PM +0200, M G Berberich wrote:
> btrfs send puts a “At subvol …” on stderr, which is very annoying in
> scripts, esp. cron-jobs. Piping stderr to /dev/null does suppress this
> message, but also error-messages which one would probably want to
> see. I added an option to not change the behavior of btrfs send
> and possibly break existing scripts, but moving this message to
> verbose would be O.K. for me too.

We should use the current verbosity option. For compatibility reasons,
I'd keep the 'At subvol' printed as default, matching verbosity level 1.
All existing messages verbosity should then become 2, and the proposed
quiet option 0.
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