> On 18. Sep 2018, at 16:33, Manuel Bouyer <bou...@antioche.eu.org> wrote:
> 
> On Tue, Sep 18, 2018 at 04:24:28PM +0200, J. Hannken-Illjes wrote:
>> There will be no copy-on-write to persistent snapshots so the snapshots
>> will contain garbage where the real file system writes data.
> 
> Ha yes, of course. One could argue that if a systadmin boots a
> kernel with FFS_NO_SNAPSHOT he should know what he's doing.
> 
> Maybe we could leave out the FFS_NO_SNAPSHOT change, and just clear the
> extra fs_snapinum[] entry ?


Without looking further I would suggest to print a warning, print the
fs_snapinum list and clear the entry as this inode is already an
active snapshot.

--
J. Hannken-Illjes - hann...@eis.cs.tu-bs.de - TU Braunschweig (Germany)

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